# Top Free Time Series Databases - Page 2 ## How Many Time Series Databases Products Does G2 Track? **Total Products under this Category:** 52 ### Category Stats (Aug 2026) - **Average Rating:** 4.46/5 The average rating of products in this category, based on all submitted ratings - **Top Trending Product:** Amazon Timestream (+0.35%) - Among all products in this category, Amazon Timestream recorded the largest rating increase compared to last month _Last updated: August 04, 2026_ ## How Does G2 Rank Time Series Databases Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 1,100+ Authentic Reviews - 52+ 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 Time Series Databases ![G2 Grid® for Time Series Databases plotting products by satisfaction and market presence](https://www.g2.com/categories/time-series-databases/grids.png?focus%5B%5D=78768&focus%5B%5D=16850&focus%5B%5D=6114&focus%5B%5D=113016&focus%5B%5D=1220290&focus%5B%5D=87436&focus%5B%5D=131714&focus%5B%5D=17329) Highlighted products: Tiger Data, CrateDB, KX, InfluxDB, TDengine, Amazon Timestream, QuestDB, and Prometheus. Underlying data: [Grid® JSON](https://www.g2.com/categories/time-series-databases/grids.json?focus%5B%5D=tiger-data&focus%5B%5D=cratedb&focus%5B%5D=kx-kx&focus%5B%5D=influxdata-influxdb&focus%5B%5D=tdengine&focus%5B%5D=amazon-timestream&focus%5B%5D=questdb&focus%5B%5D=prometheus) **Sponsored** ### RaimaDB RaimaDB: The High-Performance Embedded Database for Edge and IoT Systems RaimaDB is a high-performance, small-footprint database designed for edge computing, IoT, and embedded systems. Built on over three decades of database innovation, RaimaDB provides a powerful, reliable, and resource-efficient solution for developers building applications where data integrity, speed, and local storage are critical. Unlike large-scale enterprise databases, RaimaDB is purpose-built for environments with limited memory and processing power—such as industrial controllers, automotive systems, medical devices, and network appliances. Its lightweight architecture allows for fast transactions, deterministic performance, and minimal overhead, making it ideal for real-time applications. RaimaDB supports both SQL and C/C++ APIs, giving developers flexibility in how they access and manage data. It’s fully ACID-compliant, ensuring data reliability even in harsh or disconnected environments. With advanced features like in-memory performance, high availability, and flexible replication, RaimaDB enables secure local data processing while still integrating seamlessly with cloud or enterprise systems when connectivity is restored. The database can be deployed on a wide range of operating systems, including Linux, embedded Linux, Windows, QNX, and VxWorks, and can run on both ARM and x86 architectures. Its modular design allows for efficient scaling—from compact single-board computers to complex distributed networks. Trusted by global leaders in industries such as automotive, aerospace, energy, and telecommunications, RaimaDB powers mission-critical systems that demand reliability and speed. Developers choose RaimaDB for its ease of integration, low maintenance requirements, and proven performance under demanding conditions. Whether you’re building the next generation of connected devices or optimizing data handling at the edge, RaimaDB provides the robust foundation you need. Experience the efficiency of a database built for embedded and real-time systems—fast, reliable, and ready for the future of intelligent data management. [Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list_llm&secure%5Bcategory_id%5D=1761&secure%5Bchosen_at%5D=2026-08-04T20%3A19%3A45Z&secure%5Bdisplayable_resource_id%5D=1761&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=1761&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=6173&secure%5Bresource_id%5D=1761&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Ftime-series-databases%2Ffree%3Fcategory_id%3Dtime-series-databases%26page%3D2&secure%5Btoken%5D=3db3f9e616b8b6c7daa0ff0e51449de77b2ad6b1b7b551e36bcc122e7053993e&secure%5Burl%5D=https%3A%2F%2Fraima.com%2Fdownload-trial%2F%3Futm_content%3Dproducts-raimadb-reviews%26utm_medium%3Dreferral%26utm_source%3Dg2&secure%5Burl_type%5D=free_trial) ### [RaimaDB](https://www.g2.com/products/raimadb/reviews) RaimaDB: The High-Performance Embedded Database for Edge and IoT Systems RaimaDB is a high-performance, small-footprint database designed for edge computing, IoT, and embedded systems. Built on over three decades of database innovation, RaimaDB provides a powerful, reliable, and resource-efficient solution for developers building applications where data integrity, speed, and local storage are critical. Unlike large-scale enterprise databases, RaimaDB is purpose-built for environments with limited memory and processing power—such as industrial controllers, automotive systems, medical devices, and network appliances. Its lightweight architecture allows for fast transactions, deterministic performance, and minimal overhead, making it ideal for real-time applications. RaimaDB supports both SQL and C/C++ APIs, giving developers flexibility in how they access and manage data. It’s fully ACID-compliant, ensuring data reliability even in harsh or disconnected environments. With advanced features like in-memory performance, high availability, and flexible replication, RaimaDB enables secure local data processing while still integrating seamlessly with cloud or enterprise systems when connectivity is restored. The database can be deployed on a wide range of operating systems, including Linux, embedded Linux, Windows, QNX, and VxWorks, and can run on both ARM and x86 architectures. Its modular design allows for efficient scaling—from compact single-board computers to complex distributed networks. Trusted by global leaders in industries such as automotive, aerospace, energy, and telecommunications, RaimaDB powers mission-critical systems that demand reliability and speed. Developers choose RaimaDB for its ease of integration, low maintenance requirements, and proven performance under demanding conditions. Whether you’re building the next generation of connected devices or optimizing data handling at the edge, RaimaDB provides the robust foundation you need. Experience the efficiency of a database built for embedded and real-time systems—fast, reliable, and ready for the future of intelligent data management. **Average Rating:** 4.6/5.0 **Total Reviews:** 7 #### How Do G2 Users Rate RaimaDB? - **Has the product been a good partner in doing business?:** 8.9/10 (Category avg: 9.0/10) - **Ease of Admin:** 8.3/10 (Category avg: 8.3/10) - **Quality of Support:** 9.7/10 (Category avg: 8.8/10) #### Who Is the Company Behind RaimaDB? - **Seller:** [Raima](https://www.g2.com/sellers/raima) - **Company Website:** raima.com - **Year Founded:** 1982 - **HQ Location:** Seattle, US - **Twitter:** @RaimaDB 715 Twitter followers - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=3c977e76ee8e0b69a511d2fc6da24fc851deaf93daa93b90d49216f70c681380&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fraima-inc.&secure%5Burl_type%5D=linkedin_company_website) 13 employees on LinkedIn® #### Who Uses This Product? - **Company Size:** 57% Small, 14% Large #### What Do G2 Reviewers Say About RaimaDB? _AI-generated summary from verified user reviews_ ##### Pros - Users commend the **excellent customer support** from RaimaDB, enhancing the overall experience and system performance. - Users commend the **outstanding performance** of RaimaDB, appreciating its speed and reliability for critical applications. - Users praise RaimaDB for its **exceptional speed** and lightweight footprint, perfect for embedded and real-time applications. - Users praise the **exceptional performance** of RaimaDB, highlighting its fast, reliable, and lightweight capabilities for embedded systems. - Users praise the **reliable and transparent technology** of RaimaDB, ensuring excellent performance in embedded systems. ##### Cons - Users find **difficult learning** curves with RaimaDB due to its reliance on C/C++ and unwieldy SQL APIs. - Users struggle with **feature limitations** in RaimaDB, particularly regarding the internal API and SQL implementation. - Users find the **required expertise** for RaimaDB challenging, as it necessitates knowledge that is increasingly hard to find. - Users highlight **backup issues** due to a lack of robust tools and standards, impacting database management efficiency. - Users find RaimaDB to have a **beginner unfriendly interface** , making it challenging for new users to leverage effectively. #### What Are Recent G2 Reviews of RaimaDB? **["Lightweight and High-Performing Embedded Database Solution"](https://www.g2.com/survey_responses/raimadb-review-12319272)** **Rating:** 5.0/5.0 stars _— Alex W._ [Read full review](https://www.g2.com/survey_responses/raimadb-review-12319272) **["Real-Time Acquisition with Unmatched Support"](https://www.g2.com/survey_responses/raimadb-review-12327647)** **Rating:** 5.0/5.0 stars _— Yoni R._ [Read full review](https://www.g2.com/survey_responses/raimadb-review-12327647) #### What Are G2 Users Discussing About RaimaDB? - [What is Raima Database Manager (RDM) used for?](https://www.g2.com/discussions/raima-database-manager-rdm-what-is-raima-database-manager-rdm-used-for) - [What is Raima Database Manager (RDM) used for?](https://www.g2.com/discussions/what-is-raima-database-manager-rdm-used-for) ### [Tembo](https://www.g2.com/products/tembo/reviews) Tembo is a multi-workload Postgres managed service that enables organizations to harness the full power of Postgres for transactional, analytical, and AI workloads. With robust SaaS and self hosted deployment options, Tembo enables everyone – from the smallest startups to the Fortune 500 – to go “all in” on Postgres, achieving unprecedented stability and efficiency across a variety of applications and use cases. With Tembo, customers get all the stability, reliability, and extensibility of Postgres open source with enhanced observability, compliance, and developer experience. **Average Rating:** 4.7/5.0 **Total Reviews:** 26 #### How Do G2 Users Rate Tembo? - **Has the product been a good partner in doing business?:** 10.0/10 (Category avg: 9.0/10) - **Ease of Admin:** 9.0/10 (Category avg: 8.3/10) - **Quality of Support:** 9.0/10 (Category avg: 8.8/10) #### Who Is the Company Behind Tembo? - **Seller:** [Tembo](https://www.g2.com/sellers/tembo) - **Year Founded:** 2022 - **HQ Location:** Cincinnati, US - **Twitter:** @tembo\_io 3 Twitter followers - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=26b936ec4c1f114891b7dc9e06515123b3668f059eba16a884917b1a473e20bc&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Ftembo-inc%2F&secure%5Burl_type%5D=linkedin_company_website) 31 employees on LinkedIn® #### Who Uses This Product? - **Top Industries:** Computer Software - **Company Size:** 85% Small, 15% Medium #### What Do G2 Reviewers Say About Tembo? _AI-generated summary from verified user reviews_ ##### Pros - Users value the **ease of use** of Tembo, facilitating quick deployment and accessible navigation for all skill levels. - Users love the **ease of deployment and comprehensive templates** in Tembo, streamlining data management and analysis efficiently. - Users value the **easy integrations** of Tembo, enhancing workflow and simplifying data management with existing tools. - Users value the **ease of setup** with Tembo, enabling quick deployment and efficient management of complex data. - Users value the **easy integrations** of Tembo, simplifying data management and enhancing workflow efficiency for new users. ##### Cons - Users find the **limited flexibility** in customization options frustrating, impacting their overall experience with Tembo. - Users express the need for more integrations, highlighting **AWS dependency** as a limitation that restricts cloud service options. - Users express the need for improved **cloud service integrations** , citing limited options as a significant drawback. - Users find Tembo **expensive** for small businesses, with unclear pricing and potential higher costs for advanced features. - Users find the **limited customization** options frustrating, reducing flexibility compared to other tools they prefer. #### What Are Recent G2 Reviews of Tembo? **["DB Management but simplified"](https://www.g2.com/survey_responses/tembo-review-10798093)** **Rating:** 4.5/5.0 stars _— Srivishnu S._ [Read full review](https://www.g2.com/survey_responses/tembo-review-10798093) **["Tembo - good solution for database hosting & management"](https://www.g2.com/survey_responses/tembo-review-10807698)** **Rating:** 4.0/5.0 stars _— Dana Y._ [Read full review](https://www.g2.com/survey_responses/tembo-review-10807698) ### [Versio.io Platform](https://www.g2.com/products/versio-io-platform/reviews) Versio.io is an enterprise software solution based on historicized IT monitoring data to optimize and support your IT operations. With Versio.io you can historize your IT monitoring data extracting additional value from it. This allows you to reduce IT deployment costs and to use existing IT resources more efficiently. Optimization solutions require information from the history provided by Versio.io. This enables you to reduce hardware and license costs, ensure auditability of your IT, automate governance and compliance rule monitoring, ensure fair distribution of IT cost allocation, and further more. **Average Rating:** 5.0/5.0 **Total Reviews:** 1 #### How Do G2 Users Rate Versio.io Platform? - **Quality of Support:** 10.0/10 (Category avg: 8.8/10) #### Who Is the Company Behind Versio.io Platform? - **Seller:** [QMETHODS - Business & IT Consulting](https://www.g2.com/sellers/qmethods-business-it-consulting) - **Year Founded:** 2005 - **HQ Location:** Berlin, DE - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=59972ff9f2d9a5e6d82048a7b8f338a71925c3a04effa8e67e4f12cd8edde1b3&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F1232765&secure%5Burl_type%5D=linkedin_company_website) 4 employees on LinkedIn® #### Who Uses This Product? - **Company Size:** 67% Small, 33% Large #### What Are Recent G2 Reviews of Versio.io Platform? **["Excellence of Versio.io"](https://www.g2.com/survey_responses/versio-io-platform-review-7335886)** **Rating:** 5.0/5.0 stars _— Verified User in Insurance_ [Read full review](https://www.g2.com/survey_responses/versio-io-platform-review-7335886) **["Versio.io: The next generation CMDB which delivers fast time to value!"](https://www.g2.com/survey_responses/versio-io-platform-review-4341969)** **Rating:** 4.5/5.0 stars _— Verified User in Computer Networking_ [Read full review](https://www.g2.com/survey_responses/versio-io-platform-review-4341969) #### What Are G2 Users Discussing About Versio.io Platform? - [What is Versio.io Platform used for?](https://www.g2.com/discussions/what-is-versio-io-platform-used-for) ### [VictoriaMetrics](https://www.g2.com/products/victoriametrics/reviews) VictoriaMetrics is the company behind the leading open source time series database , observability, and monitoring solution of the same name — built for simple, reliable, and efficient observability. By engineers, for engineers. Founded in 2018 in Kyiv, Ukraine, and now globally led and headquartered in the US, VictoriaMetrics has grown into a full open source observability stack: VictoriaMetrics for metrics, VictoriaLogs for logs, and VictoriaTraces for distributed tracing — with Enterprise, Cloud, and AI-powered Anomaly Detection offerings built on the same core. The management team came together following successful careers at Google, Lyft, and Cloudflare to solve the hard problems around very large, constantly changing data that they had encountered themselves. Today VictoriaMetrics counts 1B+ Docker pulls, 19M GitHub downloads, and 17K+ GitHub stars, and is trusted in production by CERN, Grammarly, Adidas, Spotify, and thousands of engineering teams worldwide. For more information, please visit https://victoriametrics.com. **Average Rating:** 5.0/5.0 **Total Reviews:** 2 #### How Do G2 Users Rate VictoriaMetrics? - **Quality of Support:** 10.0/10 (Category avg: 8.8/10) #### Who Is the Company Behind VictoriaMetrics? - **Seller:** [VictoriaMetrics](https://www.g2.com/sellers/victoriametrics) - **Year Founded:** 2018 - **HQ Location:** San Francisco, US - **Twitter:** @VictoriaMetrics 2,785 Twitter followers - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=414b0cf6acabbf54bf768add9b1ee33db0fb0749bbbc41c256d9e2f1ae9a9162&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fvictoriametrics%2F&secure%5Burl_type%5D=linkedin_company_website) 42 employees on LinkedIn® #### Who Uses This Product? - **Company Size:** 67% Medium #### What Do G2 Reviewers Say About VictoriaMetrics? _AI-generated summary from verified user reviews_ ##### Cons - Users find the **GUI lacking** , noting that the charts are basic and hard to interpret. #### What Are Recent G2 Reviews of VictoriaMetrics? **["Working in production"](https://www.g2.com/survey_responses/victoriametrics-review-7306688)** **Rating:** 5.0/5.0 stars _— Verified User in Telecommunications_ [Read full review](https://www.g2.com/survey_responses/victoriametrics-review-7306688) **["A great option for the time se"](https://www.g2.com/survey_responses/victoriametrics-review-11288465)** **Rating:** 5.0/5.0 stars _— Verified User in Computer Software_ [Read full review](https://www.g2.com/survey_responses/victoriametrics-review-11288465) #### What Are G2 Users Discussing About VictoriaMetrics? - [What is VictoriaMetrics used for?](https://www.g2.com/discussions/what-is-victoriametrics-used-for) ### [Hyprcubd](https://www.g2.com/products/hyprcubd/reviews) Hyprcubd is a serverless time series database. We are designed for high volume, high velocity streaming data. Use Hyprcubd to power real time dashboards. We offer a simple interface, high availability, high durability, and no overhead for capacity planning. We offer two deployment options - Cloud based SaaS or within your Kubernetes cluster. Check us out www.hyprcubd.com to see our case studies! #### Who Is the Company Behind Hyprcubd? - **Seller:** [Hyprcubd](https://www.g2.com/sellers/hyprcubd) - **HQ Location:** N/A - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=7886df2ed926834e5eb248c77dcfa8e5c815d3ab1f0fe3132ced0dba45868834&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2FNo-Linkedin-Presence-Added-Intentionally-By-DataOps&secure%5Burl_type%5D=linkedin_company_website) 1 employees on LinkedIn® ### [Managed Apache Cassandra](https://www.g2.com/products/managed-apache-cassandra/reviews) Instaclustr’s Managed Service for Apache Cassandra gets you up and running quickly and is the most reliable way to run Cassandra for your application. We are so confident in the performance of our clusters that we include latency and performance guarantees in our contracted SLAs. Instaclustr fully managed and SOC 2 certified managed service for Apache Cassandra® can be provided on most of the major cloud providers including AWS, Azure, GCP, and IBM Cloud. **Average Rating:** 3.5/5.0 **Total Reviews:** 1 #### Who Is the Company Behind Managed Apache Cassandra? - **Seller:** [NetApp](https://www.g2.com/sellers/netapp) - **Year Founded:** 1992 - **HQ Location:** Sunnyvale, California - **Twitter:** @NetApp 118,015 Twitter followers - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=03ef34693caf2db4f0f1b0b6f59cc875a5d965731467ae3f27332b9e672139a7&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F2105%2F&secure%5Burl_type%5D=linkedin_company_website) 12,682 employees on LinkedIn® - **Ownership:** NASDAQ #### Who Uses This Product? - **Company Size:** 100% Small ### [ReductStore](https://www.g2.com/products/reductstore/reviews) ReductStore is a time series database that is specifically designed for storing and managing large amounts of blob data. It boasts high performance for both writing and real-time querying, with the added benefit of batching data. This makes it an ideal solution for edge computing, computer vision, and IoT applications where network latency is a concern. #### Who Is the Company Behind ReductStore? - **Seller:** [ReductStore](https://www.g2.com/sellers/reductstore) - **Year Founded:** 2024 - **HQ Location:** Hamburg, DE - **Twitter:** @reductstore 266 Twitter followers - **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=ae816d135b6e03d260ec3f816b3a76a7a05dbf503f61d232c1fca1c85e7aec91&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Freductstore&secure%5Burl_type%5D=linkedin_company_website) 2 employees on LinkedIn® - [‹ Prev‹ Prev](/categories/time-series-databases/free?category_id=time-series-databases&order=g2_score#product-list) - [1](/categories/time-series-databases/free?category_id=time-series-databases&order=g2_score#product-list) - 2 - Next ›Next › Spotlight Categories [Network Monitoring Software](https://www.g2.com/categories/network-monitoring) [Mobile Device Management (MDM) Software](https://www.g2.com/categories/mobile-device-management-mdm) [Event Registration and Ticketing Software](https://www.g2.com/categories/event-registration-ticketing) [Inbound Call Tracking Software](https://www.g2.com/categories/inbound-call-tracking) [Survey Software](https://www.g2.com/categories/survey) Similar Categories - [Relational Databases](/categories/relational-databases) - [NoSQL Databases](/categories/nosql-databases) - [Database Management Systems (DBMS)](/categories/database-management-systems-dbms) - [Big Data](/categories/big-data) - [Database as a Service (DBaaS)](/categories/database-as-a-service-dbaas) - [Database Comparison](/categories/database-comparison) - [Desktop Database](/categories/desktop-database) - [Real-time Analytic Database](/categories/real-time-analytic-database) - [Structured Data Archiving and Application Retirement](/categories/structured-data-archiving-and-application-retirement) - [Vector Database](/categories/vector-database) [Browse Time Series Databases Themes](/categories/time-series-databases/themes)