Top Free API Marketplace Software

Check out our list of free API Marketplace Software. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.

If you'd like to see more products and to evaluate additional feature options, compare all API Marketplace Software to ensure you get the right product.

Top 10 Free API Marketplace Software in 2021

  • Zapier
  • Integrately
  • Datadog
  • MuleSoft Anypoint Platform
  • Cloud Elements
  • Integromat
  • Celigo
  • API management
  • Cyclr

View Free API Marketplace Software

G2 takes pride in showing unbiased reviews on user satisfaction in our ratings and reports. We do not allow paid placements in any of our ratings, rankings, or reports. Learn about our scoring methodologies.
Results: 12
(685)4.5 out of 5
Entry Level Price:$0 per month

Zapier empowers anyone to integrate their apps and automate work, without writing any code. For growing businesses that want to make the most of their time, Zapier offers an easy, powerful, and cost-effective automation solution.

Christine Antonia W.
I like that I can automate steps like sending emails, updating spreadsheets or sending data to some other website where I have an account. There... Read review
William M.
Zapier allows integration with several platforms such as: Trello, Google Sheets, Mailchimp, etc. Now you don't need to access several platforms... Read review
(94)4.5 out of 5

IFTTT is the world’s leading connectivity platform. We help over 700 global enterprises accelerate the digital transformation of their products into integrated services, dramatically reducing their development costs while extending compatibility and lifetime value. IFTTT is the connectivity standard and low-code alternative to building your own integrations in-house. Our products have attracted 17 million consumers across 140 countries and served over 100 million activated connections. Enterpri

IFTTT allows you to connect all of your devices in one. Social media platforms, to home security, and more! I love that i can connect things... Read review
Ginna G.
IFTTT has a very simple interface, visually pleasing, easy to configure and use. It works very well to manage several social media accounts at the... Read review
(520)4.7 out of 5
Entry Level Price:$0 per month

Integrately is a 1 click automation software which enables you to connect multiple apps with amazing ease. Using Integrately you can create simple one-to-one workflows or create complex workflows with just a few clicks. You can also choose from our ready to use automations and set up your workflow in just a click. Integrately also has the feature to share your automations with your peers or clients.

How easy it is to use compared to other competing products. You would think that using services like Zapier and Integromat would make it easier to... Read review
Julian I.
Price! I was able to get in early and lock in a good rate. Support and product team is responsive. Seems like a lot of progress has been made in... Read review
(213)4.2 out of 5
Entry Level Price:$0 Per host, per month

Datadog is the monitoring, security and analytics platform for developers, IT operations teams, security engineers and business users in the cloud age. The SaaS platform integrates and automates infrastructure monitoring, application performance monitoring and log management to provide unified, real-time observability of our customers' entire technology stack. Datadog is used by organizations of all sizes and across a wide range of industries to enable digital transformation and cloud migration,

Datadog has powerful integration. Practically, it can be supported with almost any service and it provides data collection with specific metrics... Read review
The simple it is to get started, just install the agent and create a dashboard. Then personalize the metrics you want to track Read review
(488)4.5 out of 5
Optimized for quick response

MuleSoft’s Anypoint Platform™ is a leading solution for API-led connectivity that creates an application network of apps, data, and devices, both on-premises and in the cloud. This hybrid integration platform includes iPaaS, ESB, and a unified solution for API management, design and publishing.

Coming from Spring integration environment, I liked the ease of development provided. GUI based development is an excellent provision done by... Read review
I loved the way Mulesoft has maintained the Online training portal for all the trainings for Developers, Architects, Pre-sales, Managers etc.... Read review
(71)4.2 out of 5
Optimized for quick response

Cloud Elements is the only virtualized API integration platform that provides normalized methods for unique endpoints and data models. Our iPaaS enables one-to-many integration and canonical data models for core functions. With more than 200 pre-built integration resources and the ability to build your own connectors, our platform is flexible, easy-to-use, and a huge time-saver. Innovate faster and plug into digital ecosystems with Cloud Elements.

Brad C.
Over a hundred pre-built integrations to hit the ground running, a robust element mapper for robust data mapping and transformations, an element... Read review
Eric P.
I found Cloud Elements at SaaStr 2016 and had an immediate need to build out our integration strategy on paper—little did I know that our need to... Read review
(64)4.8 out of 5
Entry Level Price:$0 per month

Integromat is a free tool to connect apps and automate workflows using a beautiful, no-code visual builder. It enables one to connect to any API and create complex integrations using built-in apps and tools, no coding needed.

Yaniv G.
This service allows me to create automation easily and unlike similar services does not limit me to limited capabilities, if set up correctly... Read review
H u g u e s - L.
The core mechanism of Integromat is one part of the interest about the solution. It allows intensive triggering when a lot of api calls are in... Read review
(255)4.6 out of 5
Optimized for quick response
Entry Level Price:0

Celigo is the complete integration platform (iPaaS) that makes integration easy and simple, enabling businesses of all sizes to integrate their systems. Thousands of companies rely on us to synchronize data, automate processes, and streamline operations by integrating their cloud applications. Celigo’s iPaaS platform empowers both business and IT users to easily integrate any cloud application. offers business users a guided user interface and templates with pre-pack

Nathan C.
The pre-built integrations for our most critical needs. We utilize Netsuite, and Celigo has a large number of pre-built integrations that cover... Read review
Integrated UI for all platforms and free community edition for tryouts. Read review
(55)4.0 out of 5
Optimized for quick response
Entry Level Price:0.00 USD

IBM API Connect allows you to create, manage, secure and socialize your APIs across hybrid cloud environments to innovate and monetize business services Quickly create APIs Discover existing APIs and back-end data sources and create new APIs faster using model-driven tools. Customize APIs Allow API owners to customize their developer portal with branding to advertise, market, socialize and sell their APIs. Manage and monitor Extract API usage and analytics data to quickly react to new opportu

We required the functionality of an API Manager and API Connect answered 95% of all our requirements Read review
It fits perfect for all the Bank industry in order to offer data as a service Read review
(26)4.8 out of 5
Optimized for quick response
Entry Level Price:$599 Per Month

Cyclr is an embedded integration toolkit (iPaaS) empowering SaaS applications to rapidly expand their in-app integration capabilities. Create powerful integration workflows and automations using our low-code toolkit, including a drag and drop interface for building integrations between your platform and hundreds of third-party applications. - Provide your users with self-service integrations from inside your platform. - Create integrations between as many cloud applications (or on premise) as

Support, Consultation, a Great Product. It's hard to pick one item. The platform makes it easy for non-developers to deploy integrations of... Read review
The support I have received from the Cyclr team is exceptional. The timeliness of their response and the quality of the solution or alternative... Read review
(3)3.5 out of 5
Entry Level Price:$2999

Aspose.Total is a collection of Aspose API-s that empowers developers to manipulate different file formats within different platforms and programming languages.

Aspose allows us to create, open, and edit Office formatted files (Word, Excel, PowerPoint, etc.). There's almost nothing this library can't do.... Read review
(27)4.9 out of 5
Entry Level Price:$0 14 days free

Diffbot provides a suite of products built to turn unstructured data from across the web into structured, contextual databases. Diffbot's products are built off of cutting-edge machine vision and natural language processing software that's able to parse billions of web pages every day. Diffbot Knowledge Graph Diffbot's Knowledge Graph product is the world's largest contextual database comprised of over 10 billion entities including organizations, people, products, articles, and more. Knowledge

Ryo C.
Before using Diffbot, we considered building our own scraping system. This would have cost us at least 4 weeks of development time up-front and 1-2... Read review
Diffbot is powerful and simple to use. Users from basic to advanced levels of technical expertise can use Diffbot and extract content from the web... Read review