Best Stream Analytics Software - Page 2

How Many Stream Analytics Software Products Does G2 Track?

Total Products under this Category: 77

Category Stats (Oct 2026)

  • Average Rating: 4.46/5 (↑0.01 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Cribl (+2.68%) - Among all products in this category, Cribl recorded the largest rating increase compared to last month

Last updated: October 25, 2026

How Does G2 Rank Stream Analytics Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 3,800+ Authentic Reviews
  • 77+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Stream Analytics Software

G2 Grid® for Stream Analytics Software plotting products by satisfaction and market presence

Highlighted products: Cribl, Elastic Stack, HubSpot Data Hub, Amazon Kinesis, Amazon OpenSearch Service, Evam, Amazon Managed Streaming for Apache Kafka (Amazon MSK), and Amazon Kinesis Data Streams.

Underlying data: [Grid® JSON](https://www.g2.com/categories/stream-analytics/grids.json?focus%5B%5D=cribl-2026-07-02&focus%5B%5D=elastic-stack&focus%5B%5D=hubspot-data-hub&focus%5B%5D=amazon-web-services-aws-amazon-kinesis&focus%5B%5D=amazon-opensearch-service&focus%5B%5D=evam&focus%5B%5D=amazon-managed-streaming-for-apache-kafka-amazon-msk&focus%5B%5D=aws-amazon-kinesis-data-streams)

IBM StreamSets

IBM StreamSets is a robust streaming data integration tool for hybrid, multi-cloud environments that enables real-time decision making. It allows ingestion and in-flight transformation of structured, unstructured, and semi-structured data from streaming sources, and reliably delivers trusted data into diverse destinations. Flexible deployment options promote security, cost-effectiveness and performance. With several pre-built connectors, an intuitive no-code/low-code interface, and automatic adaptability to data drifts, StreamSets accelerates data pipeline operationalization. It integrates with IBM’s broader data integration capabilities, enabling reliable pipelines that unify multiple data integration patterns, underpinned by data observability capabilities for continuous data quality monitoring and remediation. That’s why the largest companies in the world trust StreamSets to power millions of data pipelines for modern analytics, data science, smart applications, and hybrid integration.

Average Rating: 4.0/5.0

Total Reviews: 113

How Do G2 Users Rate IBM StreamSets?

  • Has the product been a good partner in doing business?: 8.2/10 (Category avg: 8.9/10)
  • Ease of Admin: 7.8/10 (Category avg: 8.4/10)
  • Quality of Support: 8.0/10 (Category avg: 8.8/10)
  • Ease of Use: 8.4/10 (Category avg: 8.7/10)

Who Is the Company Behind IBM StreamSets?

  • Seller: IBM
  • Year Founded: 1911
  • HQ Location: Armonk, New York, United States
  • Twitter: @IBMSecurity
    74,660 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    344,328 employees on LinkedIn®
  • Ownership: SWX:IBM

Who Uses This Product?

  • Who Uses This: Data Engineer, Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 43% Large, 34% Medium

What Do G2 Reviewers Say About IBM StreamSets?

AI-generated summary from verified user reviews

Pros
  • Users find IBM StreamSets to offer ease of use with its intuitive interface and beginner-friendly pipeline creation.
  • Users appreciate the user-friendly drag-and-drop interface of IBM StreamSets, enhancing pipeline visualization and debugging efficiency.
  • Users love the effective data management capabilities of IBM StreamSets, simplifying pipeline creation and monitoring across environments.
  • Users appreciate the simplicity of data integration workflows in IBM StreamSets, enjoying its intuitive visual pipeline design.
  • Users appreciate the wide range of integrations in IBM StreamSets, enhancing real-time data handling and simplifying workflows.
Cons
  • Users struggle with the steep learning curve of IBM StreamSets, highlighting the need for deeper technical knowledge and better guidance.
  • Users find the cost of IBM StreamSets to be a concern, especially for smaller teams with limited budgets.
  • Users find the learning difficulty of advanced features in StreamSets challenging, impacting onboarding and overall experience.
  • Users experience slow performance with IBM StreamSets, particularly when managing large data volumes or complex configurations.
  • Users struggle with the steep learning curve of IBM StreamSets, requiring deep technical knowledge to use advanced features.

What Are Recent G2 Reviews of IBM StreamSets?

What Are G2 Users Discussing About IBM StreamSets?

Azure Event Hubs

Azure Event Hubs is a scalable data streaming platform and event ingestion service, capable of receiving and processing millions of events per second. Event Hubs processes and stores events, data, or telemetry produced by distributed software and devices.

Average Rating: 4.2/5.0

Total Reviews: 12

How Do G2 Users Rate Azure Event Hubs?

  • Has the product been a good partner in doing business?: 9.2/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.8/10 (Category avg: 8.4/10)
  • Quality of Support: 9.0/10 (Category avg: 8.8/10)
  • Ease of Use: 8.3/10 (Category avg: 8.7/10)

Who Is the Company Behind Azure Event Hubs?

  • Seller: Microsoft
  • Year Founded: 1975
  • HQ Location: Redmond, Washington
  • Twitter: @microsoft
    13,091,739 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    232,750 employees on LinkedIn®
  • Ownership: MSFT

Who Uses This Product?

  • Company Size: 69% Small, 31% Large

What Are Recent G2 Reviews of Azure Event Hubs?

What Are G2 Users Discussing About Azure Event Hubs?

Informatica Data Integration and Engineering

Cloud Data Integration (CDI) is a comprehensive, AI-powered ETL and ELT solution designed to easily move, transform, and synchronize data between various sources and target systems across any cloud, anywhere, at scale. Built on a modern technology stack, CDI offers easy, efficient and cost-effective data ingestion, transformation, synchronization, and replication for a multi-cloud and serverless world for everyone and everywhere. It covers diverse integration patterns, ensuring you have well-architected and seamlessly automated data pipelines for all your advanced analytics and AI needs.

Average Rating: 4.3/5.0

Total Reviews: 309

How Do G2 Users Rate Informatica Data Integration and Engineering?

  • Has the product been a good partner in doing business?: 8.4/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.1/10 (Category avg: 8.4/10)
  • Quality of Support: 8.3/10 (Category avg: 8.8/10)
  • Ease of Use: 8.4/10 (Category avg: 8.7/10)

Who Is the Company Behind Informatica Data Integration and Engineering?

  • Seller: Informatica
  • Company Website:
  • Year Founded: 1993
  • HQ Location: Redwood City, CA
  • Twitter: @Informatica
    99,643 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2,473 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Data Engineer, Data Analyst
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 57% Large, 28% Medium

What Do G2 Reviewers Say About Informatica Data Integration and Engineering?

AI-generated summary from verified user reviews

Pros
  • Users find Informatica Data Integration's ease of use remarkable, favoring its intuitive interface and drag-and-drop functionality.
  • Users value the efficiency of Informatica Data Integration, enabling reliable and scalable ETL processes seamlessly.
  • Users value the ease of use and extensive connectivity of Informatica Cloud Data Integration for efficient ETL processes.
  • Users value the time-saving capabilities of Informatica Data Integration, benefiting from efficient cloud access and automation.
  • Users appreciate the automation features of Informatica Data Integration, enhancing efficiency in data workflows and scheduling.
Cons
  • Users find the complexity of setup and configuration challenging, particularly for beginners navigating the platform.
  • Users find the complex usability of Informatica Data Integration challenging, especially during setup and performance optimization.
  • Users find that debugging can be difficult, as it often requires significant effort and expertise to manage effectively.
  • Users find the difficult setup process challenging, especially for newcomers to the Informatica platform.
  • Users find the error messages frustrating and lacking documentation, complicating their experience with the tool.

What Are Recent G2 Reviews of Informatica Data Integration and Engineering?

What Are G2 Users Discussing About Informatica Data Integration and Engineering?

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Apache Kafka

Apache Kafka is an open-source distributed event streaming platform developed by the Apache Software Foundation. It is designed to handle real-time data feeds with high throughput and low latency, making it ideal for building data pipelines, streaming analytics, and integrating data across various systems. Kafka enables organizations to publish, store, and process streams of records in a fault-tolerant and scalable manner, supporting mission-critical applications across diverse industries. Key Features and Functionality: - High Throughput and Low Latency: Kafka delivers messages at network-limited throughput with latencies as low as 2 milliseconds, ensuring efficient data processing. - Scalability: It can scale production clusters up to thousands of brokers, handling trillions of messages per day and petabytes of data, while elastically expanding and contracting storage and processing capabilities. - Durable Storage: Kafka stores streams of data safely in a distributed, durable, and fault-tolerant cluster, ensuring data integrity and availability. - High Availability: The platform supports efficient stretching of clusters over availability zones and connects separate clusters across geographic regions, enhancing resilience. - Stream Processing: Kafka provides built-in stream processing capabilities through the Kafka Streams API, allowing for operations like joins, aggregations, filters, and transformations with event-time processing and exactly-once semantics. - Connectivity: With Kafka Connect, it integrates seamlessly with hundreds of event sources and sinks, including databases, messaging systems, and cloud storage services. Primary Value and Solutions Provided: Apache Kafka addresses the challenges of managing real-time data streams by offering a unified platform that combines messaging, storage, and stream processing. It enables organizations to: - Build Real-Time Data Pipelines: Facilitate the continuous flow of data between systems, ensuring timely and reliable data delivery. - Implement Streaming Analytics: Analyze and process data streams in real-time, allowing for immediate insights and actions. - Ensure Data Integration: Seamlessly connect various data sources and sinks, promoting a cohesive data ecosystem. - Support Mission-Critical Applications: Provide a robust and fault-tolerant infrastructure capable of handling high-volume and high-velocity data, essential for critical business operations. By leveraging Kafka's capabilities, organizations can modernize their data architectures, enhance operational efficiency, and drive innovation through real-time data processing and analytics.

Average Rating: 4.5/5.0

Total Reviews: 127

How Do G2 Users Rate Apache Kafka?

  • Has the product been a good partner in doing business?: 8.4/10 (Category avg: 8.9/10)
  • Ease of Admin: 7.9/10 (Category avg: 8.4/10)
  • Quality of Support: 7.9/10 (Category avg: 8.8/10)
  • Ease of Use: 8.6/10 (Category avg: 8.7/10)

Who Is the Company Behind Apache Kafka?

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 46% Large, 32% Medium

What Do G2 Reviewers Say About Apache Kafka?

AI-generated summary from verified user reviews

Pros
  • Users value the high scalability of Apache Kafka, which excels in managing growing data volumes efficiently.
  • Users praise real-time data processing in Apache Kafka for its speed, reliability, and scalability across systems.
  • Users appreciate the easy integrations of Apache Kafka, making it seamless for Java applications and enhancing overall efficiency.
  • Users praise the high scalability and performance of Apache Kafka, making it perfect for enterprise data growth.
  • Users value the high scalability and performance of Apache Kafka, making it perfect for growing enterprise data needs.
Cons
  • Users struggle with operational complexity and high resource consumption, finding Kafka's message queuing features limited.
  • Users feel that data management issues in Apache Kafka require extensive expertise, which can overwhelm smaller teams.
  • Users find debugging issues in Apache Kafka challenging, requiring significant effort and effective tools for resolution.
  • Users find the difficult learning curve of Apache Kafka overwhelming for smaller teams, requiring dedicated expertise for management.
  • Users find limited customization challenging, especially with complex setups and manual management of brokers and zookeepers.

What Are Recent G2 Reviews of Apache Kafka?

What Are G2 Users Discussing About Apache Kafka?

Apache Flink

Apache Flink is an open-source stream processing framework for distributed, high-performing, always-available, and accurate data streaming applications.

Average Rating: 4.4/5.0

Total Reviews: 17

How Do G2 Users Rate Apache Flink?

  • Has the product been a good partner in doing business?: 8.8/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.8/10 (Category avg: 8.4/10)
  • Quality of Support: 8.5/10 (Category avg: 8.8/10)
  • Ease of Use: 8.7/10 (Category avg: 8.7/10)

Who Is the Company Behind Apache Flink?

Who Uses This Product?

  • Company Size: 53% Large, 29% Small

What Are Recent G2 Reviews of Apache Flink?

What Are G2 Users Discussing About Apache Flink?

Spotfire Analytics

Spotfire® is a visual data science platform designed to help organizations address complex, industry-specific challenges by effectively utilizing data. This solution offers a range of flexible packaging options tailored to meet the diverse needs of teams at various stages of their visual data science journey. Turn raw data into real-time decisions with powerful, interactive visual analytics with Spotfire® Analytics. Spotfire Analytics is designed for business agility, enabling every user to explore data visually, uncover patterns quickly, and make confident, data-driven decisions without writing a single line of code. As a self-service visual data science solution, it empowers teams across roles and departments to gain fast, actionable insights that drive impact. With its no-code interactive dashboards and rich visual exploration capabilities, Spotfire Analytics connects natively to hundreds of cloud, on-premises, and real-time data sources. Built-in geoanalytics extend the power of analysis with multi-layer mapping and seamless integration of spatial data, while data wrangling and transformation can be performed directly within the visual interface, making it easy to clean, shape, and blend data as you analyze. AI-assisted recommendations and anomaly detection help uncover hidden patterns, suggest the most meaningful visualizations, and accelerate the path to discovery. Customizable visualizations, workflows, and an intuitive interface ensure that insights are not only easier to create but also easier to share. With seamless collaboration features, Spotfire Analytics enables teams to work together, align on insights, and act decisively. Whether the goal is to analyze trends, detect anomalies, or unlock location-based intelligence, Spotfire Analytics delivers the speed, flexibility, and depth needed to make smarter decisions with confidence. Explore and understand your data visually, uncover hidden insights, and build powerful analytics applications - all without writing a single line of code. Spotfire Analytics combines advanced interactive visualizations and intuitive data wrangling in one environment. Connect to hundreds of data sources, from files to real-time streaming data, and transform messy data directly within your visuals. Built-in AI recommendations help you find patterns, anomalies, and trends faster. With flexible visualizations, spatial analytics, and custom applications, anyone can turn raw data into actionable insights in minutes. Designed for business agility, Spotfire Analytics empowers every user to explore, analyze, and share results confidently - turning questions into decisions. Best for: Analysts, data-savvy professionals, and teams looking to explore and share data visually with maximum flexibility.

Average Rating: 4.2/5.0

Total Reviews: 328

How Do G2 Users Rate Spotfire Analytics?

  • Has the product been a good partner in doing business?: 8.4/10 (Category avg: 8.9/10)
  • Ease of Admin: 7.8/10 (Category avg: 8.4/10)
  • Quality of Support: 7.8/10 (Category avg: 8.8/10)
  • Ease of Use: 8.1/10 (Category avg: 8.7/10)

Who Is the Company Behind Spotfire Analytics?

Who Uses This Product?

  • Who Uses This: Student, Manager
  • Top Industries: Oil & Energy, Information Technology and Services
  • Company Size: 52% Large, 26% Medium

What Do G2 Reviewers Say About Spotfire Analytics?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the powerful and flexible data visualization capabilities of Spotfire Analytics, enhancing their data exploration experience.
  • Users appreciate the ease of use of Spotfire Analytics, enabling quick insights and effective decision-making with complex data.
  • Users love the transformative interactive visualizations of Spotfire, simplifying complex data for clear understanding across teams.
  • Users appreciate the easy integrations of Spotfire Analytics, enhancing accuracy and enabling robust AI-powered analytics seamlessly.
  • Users rave about Spotfire's powerful analytics capabilities, enabling advanced data handling and insightful visualizations seamlessly.
Cons
  • Users find Spotfire's steep learning curve challenging, particularly for those unfamiliar with data modeling and scripting.
  • Users find the learning difficulty significant, especially for beginners navigating advanced features and options in Spotfire.
  • Users find the licensing costs high, making Spotfire Analytics less accessible for smaller organizations.
  • Users find the steep learning curve of Spotfire Analytics challenging, especially regarding advanced features and user interface.
  • Users often face a steep learning curve with Spotfire Analytics, making initial use challenging for newcomers.

What Are Recent G2 Reviews of Spotfire Analytics?

What Are G2 Users Discussing About Spotfire Analytics?

KX

We power the time-aware data-driven decisions that enable fast-moving organizations to realize the full potential of their AI investments and outpace competitors. Our technology delivers transformational value by addressing data challenges around completeness, timeliness, and efficiency. We enable organizations to understand change over time and generate faster, more accurate insights — at any scale, and with cost efficiency. Our technology is essential to the operations of the world's top investment banks, aerospace and defense, high-tech manufacturing, healthcare and life sciences, automotive, and fleet telematics organizations. The primary audience for KX encompasses line-of-business leaders, developers, data scientists, and data engineers who require sophisticated analytics capabilities to create high-performance, data-driven applications. With its unmatched speed and scalability, KX allows users to efficiently process large volumes of data, whether in cloud environments, on-premises, or at the edge. This flexibility ensures that organizations can integrate KX technology into their existing workflows seamlessly, enhancing their analytical capabilities without causing disruptions to ongoing operations. KX distinguishes itself in the analytics landscape through its independently benchmarked performance, recognized as the fastest available on the market. This speed is vital for businesses that depend on real-time data insights to inform their decision-making processes. By enabling users to uncover richer, actionable insights quickly, KX facilitates faster and more informed choices, driving competitive advantage and transformative growth. Its ability to manage complex data sets and deliver insights promptly is particularly advantageous for industries that operate in fast-paced environments, where timely information is critical. Key features of KX include advanced time series and vector data analytics capabilities, which enable efficient management and analysis of extensive data volumes. Furthermore, KX integrates seamlessly with popular analytics tools, enhancing their performance and allowing users to maximize their existing investments. The platform's architecture is designed for high performance, ensuring that organizations can scale their analytics operations as needed without sacrificing speed or efficiency. With a global presence across North America, Europe, and Asia Pacific, KX is trusted by leading organizations to spearhead their data and AI initiatives. By providing a powerful analytics solution, KX not only enhances operational efficiency but also fosters a culture of innovation, empowering businesses to remain competitive in an increasingly data-driven world.

Average Rating: 4.6/5.0

Total Reviews: 50

How Do G2 Users Rate KX?

  • Has the product been a good partner in doing business?: 9.0/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.9/10 (Category avg: 8.4/10)
  • Quality of Support: 8.7/10 (Category avg: 8.8/10)
  • Ease of Use: 6.7/10 (Category avg: 8.7/10)

Who Is the Company Behind KX?

  • Seller: KX
  • Year Founded: 1996
  • HQ Location: NY, USA
  • Twitter: @kxsystems
    4,168 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    492 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Financial Services, Banking
  • Company Size: 57% Large, 25% Small

What Do G2 Reviewers Say About KX?

AI-generated summary from verified user reviews

Pros
  • Users admire the lightning-fast speed of KX's kx-dashboard, enhancing their experience in creating user reports and dashboards.
  • Users find KX's performance exceptional, appreciating its speed and advanced functionalities for creating dashboards and reports.
  • Users highlight the extreme power and versatility of KX products, appreciating their efficiency in data processing.
  • Users value the efficiency of KX, enabling rapid problem-solving and superior data processing capabilities.
  • Users praise the fast processing of KX, noting its exceptional speed and efficiency in handling data analytics.
Cons
  • Users find the learning curve steep, requiring significant time and dedication to master KX effectively.
  • Users find the difficult learning curve of KX challenging, especially due to limited external resources and cryptic programming language.
  • Users note a steep learning curve with KX due to limited external resources, but find training materials helpful.
  • Users find the complexity of the q language to be a significant barrier to entry and challenging to master.
  • Users find KX licenses to be expensive, especially for hobby users or small organizations with limited needs.

What Are Recent G2 Reviews of KX?

GridGain

GridGain® is an in-memory computing platform solution designed to help organizations manage and process large volumes of data in real-time. Built on the robust Apache® Ignite™ framework, GridGain enables businesses to accelerate their applications, enhance data processing speeds, and scale efficiently to meet the demands of modern digital enterprises. This platform is particularly well-suited for scenarios where rapid data access and processing are critical, such as in financial services, e-commerce, telecommunications, and IoT applications. The target audience for GridGain includes IT professionals, data engineers, and business analysts who require high-performance computing capabilities to support their data-intensive applications. Organizations facing challenges related to data latency, scalability, and the need for real-time analytics will find GridGain to be a valuable solution. By leveraging in-memory computing, users can significantly reduce the time it takes to retrieve and analyze data, enabling them to make faster, data-driven decisions. Key features of the GridGain platform include distributed in-memory storage, advanced data processing capabilities, and seamless integration with existing data sources and applications. The platform supports SQL queries, key-value access, and various data processing frameworks, allowing users to work with data in the format that best suits their needs. Additionally, GridGain provides built-in support for machine learning and streaming analytics, empowering organizations to harness the full potential of their data in real-time. One of the primary benefits of using GridGain is its ability to enhance application performance by reducing latency and increasing throughput. By storing data in-memory rather than on traditional disk storage, GridGain enables faster data access and processing, which is crucial for applications that require immediate insights. Furthermore, the platform's scalability allows organizations to expand their computing resources as needed, ensuring that they can handle growing data volumes without compromising performance. GridGain stands out in the in-memory computing market due to its robust architecture, flexibility, and comprehensive support for various data processing needs. With a proven track record of success among major clients and numerous industry awards, GridGain continues to lead the way in addressing the challenges of Fast Data and helping organizations unlock the full potential of their data assets.

Average Rating: 4.6/5.0

Total Reviews: 15

How Do G2 Users Rate GridGain?

  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.6/10 (Category avg: 8.4/10)
  • Quality of Support: 9.2/10 (Category avg: 8.8/10)
  • Ease of Use: 7.1/10 (Category avg: 8.7/10)

Who Is the Company Behind GridGain?

  • Seller: GridGain Systems, Inc.
  • Year Founded: 2007
  • HQ Location: Foster City, California
  • Twitter: @gridgain
    5,510 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    85 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 73% Small, 20% Medium

What Do G2 Reviewers Say About GridGain?

AI-generated summary from verified user reviews

Pros
  • Users commend GridGain for its fast communication, enabling real-time data access and significantly enhancing application performance.
  • Users admire the real-time analytics of GridGain, enabling rapid data access and transformative performance enhancements.
  • Users value the real-time processing of GridGain, enhancing speed and efficiency in handling large-scale data tasks.
  • Users admire the robust scalability of GridGain, enhancing performance for real-time, large-scale data processing.
  • Users find GridGain to have exceptional ease of use, simplifying application management and enhancing data accessibility dramatically.
Cons
  • Users face a steep learning curve with GridGain, requiring substantial technical expertise and clearer documentation for ease of use.
  • Users experience a steep learning curve with GridGain, finding its complexity challenging for newcomers to distributed systems.
  • Users find the complex implementation of GridGain challenging due to its steep learning curve and technical expertise requirements.
  • Users find the difficult setup of GridGain to be a significant barrier, especially for those new to distributed systems.
  • Users find GridGain to be expensive, especially with many advanced features locked behind paywalls.

What Are Recent G2 Reviews of GridGain?

NETSCOUT Network & Application Observability

NETSCOUT’s Network & Application Observability solution is engineered for IT practitioners who need deep, real-time visibility into complex hybrid environments. Whether you're managing a sprawling data center, a multi-cloud deployment, 5G deployment, or a remote workforce, this solution delivers the actionable intelligence required to maintain performance, availability, and user experience across every layer of your infrastructure. At its core, NETSCOUT leverages Deep Packet Inspection (DPI) to convert raw network traffic into smart data. This allows IT teams to monitor application behavior, network performance, and service dependencies with precision, even in containerized environments. The result is a unified, end-to-end view that helps you quickly isolate root causes, reduce mean time to knowledge (MTTK), and proactively resolve issues before they impact users or business operations. What sets NETSCOUT apart is its ability to scale observability across both legacy and modern architectures without requiring intrusive agents or instrumentation. It integrates seamlessly with existing workflows and tools, providing consistent visibility whether you're troubleshooting a VoIP degradation, tracking down a cloud latency spike, or validating the performance of a new application rollout. For IT professionals tasked with ensuring uptime and optimizing digital experiences, NETSCOUT’s observability platform is not just a monitoring tool—it’s a strategic asset that transforms packet-level data into operational intelligence. Products included in this solution: - nGeniusONE - InfiniStreamNG - vSTREAM - Packet Flow Switches (PFS) and TAPs

Average Rating: 4.5/5.0

Total Reviews: 130

How Do G2 Users Rate NETSCOUT Network & Application Observability?

  • Has the product been a good partner in doing business?: 7.1/10 (Category avg: 8.9/10)
  • Ease of Admin: 7.6/10 (Category avg: 8.4/10)
  • Quality of Support: 8.7/10 (Category avg: 8.8/10)
  • Ease of Use: 7.8/10 (Category avg: 8.7/10)

Who Is the Company Behind NETSCOUT Network & Application Observability?

  • Seller: NETSCOUT
  • Company Website:
  • Year Founded: 1984
  • HQ Location: Westford, Mass.
  • Twitter: @NETSCOUT
    13,759 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2,710 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Telecommunications, Financial Services
  • Company Size: 43% Large, 28% Medium

What Do G2 Reviewers Say About NETSCOUT Network & Application Observability?

AI-generated summary from verified user reviews

Pros
  • Users value the comprehensive visibility NETSCOUT provides, enabling swift issue resolution and enhanced performance monitoring.
  • Users value the issue detection capabilities of NETSCOUT, enabling swift resolution of performance bottlenecks and disruptions.
  • Users value the comprehensive visibility NETSCOUT provides, enabling swift identification and resolution of performance issues.
  • Users value the reliability of NETSCOUT Network & Application Observability for proactive troubleshooting and insightful network management.
  • Users find NETSCOUT Network & Application Observability to be user-friendly, facilitating easy setup and efficient diagnosis of network issues.
Cons
  • Users face a steep learning curve with NETSCOUT, leading to implementation challenges and requiring specialized knowledge.
  • Users experience complexity in implementing NETSCOUT, facing a steep learning curve and integration challenges.
  • Users face a difficult learning curve with NETSCOUT, finding the complexity challenging to manage and comprehend.
  • Users find the complex setup challenging, requiring specialized knowledge and time for new team members to adapt.
  • Users highlight the complex configuration process and the steep learning curve for new team members, complicating implementation.

What Are Recent G2 Reviews of NETSCOUT Network & Application Observability?

Mux

Mux is video infrastructure that makes it easy for development teams to build video into their products — and do so quickly, reliably, and at global scale. More and more businesses need to have video in their products to stay competitive, and consumers expect those video experiences to be seamless and reliable. But video is complex to build and even harder to scale and maintain. By handling the complexity and tedium of video and analytics infrastructure, Mux lets teams get back to what’s most important: focusing on the things that make their business special. With Mux, developers can build the video experiences their audiences want. Industry leaders like Vimeo, HubSpot, Paramount, PBS, and Substack trust Mux to help them power reliable video experiences that their audiences love, while saving them time and money.

Average Rating: 4.4/5.0

Total Reviews: 20

How Do G2 Users Rate Mux?

  • Has the product been a good partner in doing business?: 7.1/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.1/10 (Category avg: 8.4/10)
  • Quality of Support: 8.1/10 (Category avg: 8.8/10)
  • Ease of Use: 8.9/10 (Category avg: 8.7/10)

Who Is the Company Behind Mux?

  • Seller: Mux
  • Year Founded: 2015
  • HQ Location: San Francisco, California
  • Twitter: @MuxHQ
    6,023 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    168 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 55% Small, 35% Medium

What Are Recent G2 Reviews of Mux?

What Are G2 Users Discussing About Mux?

Lenses

Lenses is the Developer Experience for enterprises to work with every Apache Kafka-based technology, in one place. Trusted by Europcar, Adidas, Daimler and Kandji, Lenses simplifies data streaming across hybrid and multi-cloud environments, giving engineers the autonomy to explore, integrate, and govern data -- and modernize their applications with ease: - Efficiently find, explore, process, integrate and govern streams with a data catalog, SQL studio and SQL stream processors - Confidently share, migrate and back up data streams across any cloud or environment with the Kafka to Kafka replicator - Lenses K2K - Reduce the manual burden of Kafka operations with Lenses AI Agents. Product Website www.lenses.io

Average Rating: 4.2/5.0

Total Reviews: 17

How Do G2 Users Rate Lenses?

  • Has the product been a good partner in doing business?: 8.5/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.8/10 (Category avg: 8.4/10)
  • Quality of Support: 7.4/10 (Category avg: 8.8/10)
  • Ease of Use: 9.4/10 (Category avg: 8.7/10)

Who Is the Company Behind Lenses?

  • Seller: Lenses.io Ltd
  • Company Website:
  • Year Founded: 2016
  • HQ Location: London, England
  • Twitter: @lensesio
    732 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    33 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 47% Large, 35% Medium

What Do G2 Reviewers Say About Lenses?

AI-generated summary from verified user reviews

Pros
  • Users appreciate the ease of use of Lenses, finding it simplifies data visualization and stream management.
  • Users appreciate the simple and effective user interface of Lenses, making navigation and work enjoyable.
  • Users value the user-friendly interface of Lenses, appreciating its clear visualization and SQL querying for Kafka resources.
  • Users appreciate the intuitive design of Lenses, enhancing their productivity and making Kafka more accessible.
  • Users appreciate the dependable data management of Lenses, finding it simple and effective for their workflow.
Cons
  • Users are concerned about feature limitations leading to potential vendor lock-in and limited future flexibility.
  • Users express concern over the risk of vendor lock-in and stagnant development, limiting future flexibility and improvements.
  • Users feel that limited access to features leads to vendor lock-in, affecting flexibility and future interoperability.
  • Users find Lenses lacking essential features and improvements, resulting in a stagnant user experience over the years.
  • Users express concern over the product maturity of Lenses, citing unresolved bugs and a lack of documentation and innovation.

What Are Recent G2 Reviews of Lenses?

Keen.io

Keen.io is the complete event data management solution. Our platform can handle all aspects of your event data management, from collection to application. Stream, store, query, and present your data all in one place and get a competitive advantage over the competition. Keen allows you to get a true view of your product usage and interaction through event-based data. We make it easy to dive into the product data you need, allowing you to identify and solve product issues, enhance user experiences, and ship product rollouts faster.

Average Rating: 4.4/5.0

Total Reviews: 12

How Do G2 Users Rate Keen.io?

  • Has the product been a good partner in doing business?: 9.3/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.0/10 (Category avg: 8.4/10)
  • Quality of Support: 9.1/10 (Category avg: 8.8/10)
  • Ease of Use: 8.1/10 (Category avg: 8.7/10)

Who Is the Company Behind Keen.io?

  • Seller: Keen IO
  • Year Founded: 2011
  • HQ Location: San Antonio, Texas
  • Twitter: @keen_io
    23,424 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    18 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 75% Small, 25% Medium

What Are Recent G2 Reviews of Keen.io?

What Are G2 Users Discussing About Keen.io?

Apica

Apica provides agentic-ready infrastructure purpose-built for the AI era. Apica helps enterprises take control of exploding telemetry volumes by providing the pipeline control, metrics foundation, and data readiness that AI agents demand, at up to 40% lower total cost of ownership than legacy observability platforms. Unlike platform-centric solutions that ingest everything indiscriminately and charge at every step, Apica's pipeline-first architecture processes, enriches, and governs telemetry before costly platform ingestion, giving enterprises clean, governed, real-time data without vendor lock-in. Apica Ascent, the only complete telemetry data management product suite purpose-built for agentic AI environments, serves global enterprises across financial services, healthcare, retail, telecommunications, and technology sectors. Recognized as a Visionary in the 2025 Gartner Magic Quadrant for Observability Platforms. Learn more at www.apica.io or visit docs.apica.io.

Average Rating: 4.2/5.0

Total Reviews: 15

How Do G2 Users Rate Apica?

  • Has the product been a good partner in doing business?: 7.5/10 (Category avg: 8.9/10)
  • Ease of Admin: 6.7/10 (Category avg: 8.4/10)
  • Quality of Support: 8.2/10 (Category avg: 8.8/10)
  • Ease of Use: 6.8/10 (Category avg: 8.7/10)

Who Is the Company Behind Apica?

  • Seller: Apica
  • Year Founded: 2005
  • HQ Location: Stockholm, SE
  • LinkedIn® Page: www.linkedin.com
    83 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 47% Medium, 33% Large

What Do G2 Reviewers Say About Apica?

AI-generated summary from verified user reviews

Pros
  • Users find Apica easy to use, enabling effortless testing with a user-friendly interface for all skill levels.
  • Users value the real-time monitoring capability of Apica, enhancing system performance and decision-making through timely insights.
  • Users value the comprehensive data analysis of Apica, enabling insights into system opportunities and issues effectively.
  • Users find the easy setup of Apica very beneficial for quickly conducting load tests without complex configurations.
  • Users value the efficient issue detection features of Apica, enabling proactive management of system performance and health.
Cons
  • Users find Circonus' limited features frustrating during trials, wishing for broader access to explore its full capabilities.
  • Users note the limited features during the trial, suggesting a broader selection for better evaluation is needed.
  • Users find the complex setup of Apica challenging, requiring significant time to customize and train effectively.
  • Users note the high pricing of Apica, which may be challenging for smaller firms with limited budgets.
  • Users find difficult customization in Apica, requiring time to adjust it for specific needs before production use.

What Are Recent G2 Reviews of Apica?

What Are G2 Users Discussing About Apica?

Ably Realtime

Ably helps teams deliver resilient AI UX and high-performance live experiences that stay fast and in sync worldwide. We provide the global realtime layer for AI agents, chat, notifications, live dashboards, and collaboration - engineered to handle peak demand without self-managed infrastructure. Teams like HubSpot and Intercom use Ably to avoid the cost and complexity of building and operating realtime systems, while still getting predictable performance at serious scale, handling 2T+ API operations per month. Ably’s Pub/Sub, Chat, and AI Transport products are unified by design, with developer-friendly APIs and SDKs that integrate across your stack.

Average Rating: 4.8/5.0

Total Reviews: 67

How Do G2 Users Rate Ably Realtime?

  • Has the product been a good partner in doing business?: 9.4/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.5/10 (Category avg: 8.4/10)
  • Quality of Support: 9.6/10 (Category avg: 8.8/10)
  • Ease of Use: 9.0/10 (Category avg: 8.7/10)

Who Is the Company Behind Ably Realtime?

  • Seller: Ably Realtime
  • Year Founded: 2016
  • HQ Location: London, GB
  • Twitter: @ablyrealtime
    1,862 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    116 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer
  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 45% Small, 28% Medium

What Do G2 Reviewers Say About Ably Realtime?

AI-generated summary from verified user reviews

Pros
  • Users praise Ably's customer support for being knowledgeable, responsive, and actively engaging, enhancing the overall experience.
  • Users find Ably Realtime's ease of use exceptional, enabling seamless integration and effortless management of messaging services.
  • Users praise the easy integrations of Ably, enhancing development efficiency and streamlining real-time application implementation.
  • Users value the exceptional reliability of Ably Realtime, benefiting from consistent performance and support since 2016.
  • Users highlight the fast communication capabilities of Ably, facilitating seamless real-time interactions with minimal issues.
Cons
  • Users find the expensive pricing of Ably Realtime challenging, especially for startups, despite its overall value.
  • Users find pricing issues with Ably Realtime, requiring careful budget management as usage scales up.
  • Users face data management issues due to lack of monitoring tools and confusing usage limits impacting their planning.
  • Users note the challenging learning curve with Ably, requiring initial planning and understanding of socket-based applications.
  • Users find the usage limits complex, which can necessitate plan upgrades unexpectedly, complicating budgeting and planning.

What Are Recent G2 Reviews of Ably Realtime?

What Are G2 Users Discussing About Ably Realtime?

PubNub

PubNub is a real-time platform for developers who build in-app chat and live features. The Chat SDK includes typing indicators, presence, message history, read receipts, reactions, and threads. PubNub supports unlimited subscribers per channel. PubNub assigns each message a server-side timetoken. Messages on a channel form one ordered sequence. End-to-end delivery latency is sub-100ms. DAZN uses PubNub to power chat and Watch Party experiences for 10 million users. PubNub charges by Monthly Active Users or transactions, depending on the plan. PubNub does not bill per connection or per IP address. PubNub does not count peak concurrent connections. You can start free, with no credit card. PubNub is a HIPAA-compliant real-time network with ISO/IEC 27001 certification and SOC 2 Type II compliance. We guarantee up to 99.999% availability. For more information, contact Sales. Start with the Chat SDK docs: https://www.pubnub.com/docs/chat/overview

Average Rating: 4.4/5.0

Total Reviews: 23

How Do G2 Users Rate PubNub?

  • Has the product been a good partner in doing business?: 9.0/10 (Category avg: 8.9/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.4/10)
  • Quality of Support: 9.2/10 (Category avg: 8.8/10)
  • Ease of Use: 8.8/10 (Category avg: 8.7/10)

Who Is the Company Behind PubNub?

  • Seller: PubNub
  • Company Website:
  • Year Founded: 2010
  • HQ Location: San Francisco, California
  • Twitter: @PubNub
    17,872 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    121 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 52% Small, 32% Large

What Do G2 Reviewers Say About PubNub?

AI-generated summary from verified user reviews

Pros
  • Users value the secure chat functionality of PubNub, enabling seamless and interactive communication with file sharing.
  • Users highlight the responsive customer support of PubNub, making installation and troubleshooting seamless and efficient.
  • Users value the easy API integration of PubNub, enabling seamless real-time applications across various platforms.
  • Users value the reliable API quality of PubNub, making real-time application development straightforward and efficient.
  • Users commend PubNub for its robust data security, enhancing secure communication and real-time interactions across platforms.
Cons
  • Users find the short notice for changes from PubNub frustrating and request better communication practices.
  • Users find the 30-day notice for data deletion too short, impacting trust and requiring better communication.
  • Users express concerns about insufficient advance notice on data management changes, impacting their planning and data retention strategies.
  • Users face difficult navigation in documentation, leading to coding delays and queries that hinder efficiency.
  • Users caution that the cost of PubNub can escalate quickly, impacting those on a tight budget.

What Are Recent G2 Reviews of PubNub?

Bijou Barry
BB
Researched and written by Bijou Barry
Updated February 5, 2026