# Top Free API Platforms Check out our list of free API Platforms. 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 Platforms](https://www.g2.com/categories/api-platforms) to ensure you get the right product. ## View Free API Platforms 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](https://research.g2.com/g2-scoring-methodologies). **23** API Platforms Products Available View all [API Platforms](https://www.g2.com/categories/api-platforms) View all [API Platforms](https://www.g2.com/categories/api-platforms) ### [Postman](https://www.g2.com/products/postman/reviews) [By Postman](https://www.g2.com/sellers/postman) [ (1,789)4.6 out of 5 ](https://www.g2.com/products/postman/reviews#reviews "Read Postman Reviews") Product Description Postman is the world’s leading API platform, used by more than 40 million developers and 500,000 organizations to build, test, and manage APIs at scale. With Postman, teams collaborate efficiently **Users:** Software Engineer, Software Developer · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 39% Mid-Market, 35% Small-Business ![Ritsu B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Ritsu B.") RB Postman is basically the industry standard, so the best part is just how familiar the UI is for everyone on the team. It makes onboarding new devs...[Read review](https://www.g2.com/products/postman/reviews/postman-review-12754142) ![Cristian N.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Cristian N.") CN Postman is amazing. I use it every day, and it’s reliable. The user interface is simple and makes it easy to organise everything the way you want....[Read review](https://www.g2.com/products/postman/reviews/postman-review-12770308) Year Founded 2014 HQ Location San Francisco, CA Company Website https://www.postman.com Twitter @getpostman LinkedIn® Page https://www.linkedin.com/company/3795851/ ### [MuleSoft Anypoint Platform](https://www.g2.com/products/mulesoft-anypoint-platform/reviews) [By Salesforce](https://www.g2.com/sellers/salesforce) [ (772)4.5 out of 5 ](https://www.g2.com/products/mulesoft-anypoint-platform/reviews#reviews "Read MuleSoft Anypoint Platform Reviews") Product Description MuleSoft Anypoint Platform is the industry-leading integration and governance solution designed to connect any application, API, and AI agent across hybrid and multi-cloud environments. For nearly **Users:** Software Engineer, Senior Software Engineer · **Industries:** Information Technology and Services, Computer Software · **Market Segment:** 56% Enterprise, 31% Mid-Market User SentimentHow are these determined? Users frequently mention the platform's low code approach, drag and drop mechanism, and the ability to manage everything end-to-end within the same platform as key benefits. Reviewers mentioned issues with the platform's high licensing cost, slow windows application, and the need for more niche-related industry connectors as areas for improvement. Year Founded 1999 HQ Location San Francisco, CA Company Website https://www.salesforce.com/ Twitter @salesforce LinkedIn® Page https://www.linkedin.com/company/3185/ Ownership NYSE:CRM Phone +1 (800) 667-6389 [![G2 Advertising](/assets/my-g2-logo-41632af6f81a240a0a9886638f412b2ac9a29f4001534f8c83be89a58ef9d45d.svg "G2 Advertising")](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) Sponsored G2 Advertising Get 2x conversion than Google Ads with G2 Advertising! G2 Advertising places your product in premium positions on high-traffic pages and on targeted competitor pages to reach buyers at key comparison moments. [ Learn More ](https://sell.g2.com/case-studies/how-aisdr-uses-g2-ads-to-turn-g2-into-top-5-traffic-source) ### [Kong Konnect](https://www.g2.com/products/kong-inc-kong-konnect/reviews) [By Kong Inc](https://www.g2.com/sellers/kong-inc) [ (322)4.4 out of 5 ](https://www.g2.com/products/kong-inc-kong-konnect/reviews#reviews "Read Kong Konnect Reviews") Product Description Kong is an AI and API connectivity platform designed to help platform engineering teams, DevOps organizations, and enterprise architects deploy, secure, observe, and govern API traffic across cloud, o **Users:** Software Engineer, Senior Software Engineer · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 40% Mid-Market, 31% Small-Business ![Denis S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Denis S.") DS What stands out most is the flexibility and control it gives us over our API traffic. The plugin-based architecture has been especially useful: we...[Read review](https://www.g2.com/products/kong-inc-kong-konnect/reviews/kong-konnect-review-12550615) ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") AC The speed is phenomenal, but the real game-changer is how the Kong Ingress Controller allows us to automate our entire routing configuration...[Read review](https://www.g2.com/products/kong-inc-kong-konnect/reviews/kong-konnect-review-12552613) Year Founded 2017 HQ Location San Francisco, CA Company Website https://konghq.com/ LinkedIn® Page https://www.linkedin.com/company/278819/ ### [Apidog](https://www.g2.com/products/apidog/reviews) [By Apidog](https://www.g2.com/sellers/apidog) [ (217)4.8 out of 5 ](https://www.g2.com/products/apidog/reviews#reviews "Read Apidog Reviews") Product Description Apidog Inc. is a US development platform company founded in 2022. The company operates internationally, serving clients ranging from small teams to enterprise-level organizations with flexible pricing **Users:** Software Engineer, Senior Software Engineer · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 46% Small-Business, 31% Mid-Market ![Aayush N.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Aayush N.") AN I like how Apidog is easy to use, and once I got my hands on it, I couldn't leave it hanging—it's become a lifetime tool for me. As a QA in an IT...[Read review](https://www.g2.com/products/apidog/reviews/apidog-review-12197063) ![Dan T.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Dan T.") DT Free up to 4 users, lots of features and the UI looks GREAT. I used Postman for so many years, now they limit the free plan to single user only...[Read review](https://www.g2.com/products/apidog/reviews/apidog-review-12287614) Year Founded 2023 HQ Location Middletown, US Company Website https://apidog.com/ LinkedIn® Page https://www.linkedin.com/company/anakin-ai/ ### [WSO2 API Platform](https://www.g2.com/products/wso2-api-platform/reviews) [By WSO2](https://www.g2.com/sellers/wso2) [ (145)4.5 out of 5 ](https://www.g2.com/products/wso2-api-platform/reviews#reviews "Read WSO2 API Platform Reviews") Product Description WSO2 API Platform is an open source, unified control plane for managing APIs, AI, and event-driven traffic across cloud, hybrid, and on-prem environments. It enables organizations to design, secure **Users:** Software Engineer, Senior Software Engineer · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 35% Small-Business, 33% Enterprise ![Surabhi M.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Surabhi M.") SM WSO2 API Manager is open-source and free to use with comprehensive api management, WSO2 API mangaer offers wide range of features for entire API...[Read review](https://www.g2.com/products/wso2-api-platform/reviews/wso2-api-platform-review-9138440) ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI The best thing about this service it that it can be dockerized which increase its portability and scalabilty.[Read review](https://www.g2.com/products/wso2-api-platform/reviews/wso2-api-platform-review-10348858) Year Founded 2005 HQ Location Mountain View, CA Company Website https://wso2.com Twitter @wso2 LinkedIn® Page https://www.linkedin.com/company/66028/ ### [Lobster Data Platform](https://www.g2.com/products/lobster-data-platform/reviews) [By Lobster Data GmbH](https://www.g2.com/sellers/lobster-data-gmbh) [ (104)4.6 out of 5 ](https://www.g2.com/products/lobster-data-platform/reviews#reviews "Read Lobster Data Platform Reviews") Product Description Lobster is a Supply Chain Integration Platform headquartered in Germany. We help organisations connect any partner, system, and data format in a single platform, so they can move beyond simply transpo **Industries:** Logistics and Supply Chain, Transportation/Trucking/Railroad · **Market Segment:** 63% Mid-Market, 27% Enterprise User SentimentHow are these determined? Reviewers appreciate the wide range of features and functions offered by Lobster\_data, its ease of use, and the effective customer support that helps resolve issues quickly. Users experienced some limitations with the product, such as the inability to fully customize the web interface, high subscription price, slow consulting response, and difficulties with version upgrades and understanding its full capabilities. Year Founded 2002 HQ Location Tutzing, Germany Company Website https://www.lobster-world.com/ LinkedIn® Page https://www.linkedin.com/company/lobster-data-gmbh/ ### [Stoplight](https://www.g2.com/products/stoplight/reviews) [By SmartBear](https://www.g2.com/sellers/smartbear) [ (343)4.4 out of 5 ](https://www.g2.com/products/stoplight/reviews#reviews "Read Stoplight Reviews") Product Description Let Stoplight be your platform for building high-quality APIs for any scale - with best-in-class editing, documentation, and governance featuring built-in mocking, linting, style guides, component lib **Users:** Software Engineer, Senior Software Engineer · **Industries:** Information Technology and Services, Computer Software · **Market Segment:** 49% Small-Business, 38% Mid-Market GK The platform is organized and nicely allows for my and my collaborators to keep the most recent API documentation up to date. It is also great that...[Read review](https://www.g2.com/products/stoplight/reviews/stoplight-review-7713266) LC I like that it offers a free version, the interface is intuitive, and the fast API design is excellent, but I like the most that the documentation...[Read review](https://www.g2.com/products/stoplight/reviews/stoplight-review-7987423) HQ Location Somerville, MA Company Website https://smartbear.com Twitter @smartbear LinkedIn® Page https://www.linkedin.com/company/108422/ ### [Boomi](https://www.g2.com/products/boomi/reviews) [By Boomi](https://www.g2.com/sellers/boomi) [ (505)4.4 out of 5 ](https://www.g2.com/products/boomi/reviews#reviews "Read Boomi Reviews") Product Description Boomi is the intelligent integration and automation company that drives transformation. The Boomi Platform enables businesses to connect applications, people, and data faster to eliminate digital fra **Users:** Software Engineer, Senior Software Engineer · **Industries:** Information Technology and Services, Computer Software · **Market Segment:** 45% Enterprise, 39% Mid-Market User SentimentHow are these determined? Reviewers like Boomi's user-friendly interface, its drag and drop feature for building integrations, and its ability to connect with various platforms like Salesforce and Dynamics GP, which simplifies the process of integrating applications. Reviewers experienced issues with Boomi's support response time, difficulties in debugging complex processes, and limitations in its AI capabilities and pre-built connectors for niche applications. Year Founded 2000 HQ Location Conshohocken, PA Company Website https://boomi.com/ Twitter @boomi LinkedIn® Page https://www.linkedin.com/company/boomi-inc/ ### [MindCloud](https://www.g2.com/products/mindcloud/reviews) [By MindCloud](https://www.g2.com/sellers/mindcloud) [ (53)4.9 out of 5 ](https://www.g2.com/products/mindcloud/reviews#reviews "Read MindCloud Reviews") Product Description MindCloud is an enterprise-grade integration platform as a service (iPaaS) that enables organizations to streamline, automate, and scale mission-critical business processes. By leveraging modern APIs, **Industries:** Manufacturing · **Market Segment:** 55% Small-Business, 36% Mid-Market User SentimentHow are these determined? Reviewers like the platform's flexibility, quality customer support, and the ability to create robust, custom integrations for real-time and scheduled data sharing between platforms. Users reported that the ease of use was more difficult than expected, the overall implementation timeline was longer than initially promised, and the setup process was time-consuming. Year Founded 2021 HQ Location Clearwater, US Company Website https://mindcloud.co/ LinkedIn® Page https://www.linkedin.com/company/yourmindcloud/ ### [IBM webMethods API Management](https://www.g2.com/products/ibm-webmethods-api-management/reviews) [By IBM](https://www.g2.com/sellers/ibm) [ (39)4.2 out of 5 ](https://www.g2.com/products/ibm-webmethods-api-management/reviews#reviews "Read IBM webMethods API Management Reviews") Product Description Your complete API management service powered by webMethods. webMethods.io API is an API Management-as-a-Service platform that offers you both an Developer Portal for developer collaboration and an AP **Industries:** Information Technology and Services · **Market Segment:** 49% Enterprise, 28% Mid-Market ![Sarath K.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Sarath K.") SK - Ease of Use : Someone with basic understanding of the APIs can easily understand and start working on the API Gateway. Comparitively I found the...[Read review](https://www.g2.com/products/ibm-webmethods-api-management/reviews/ibm-webmethods-api-management-review-5033734) ![Anirban B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Anirban B.") AB As per my understanding the GUI tools that have been designed it is quite easy for even beginners as compared to other such tools. Most of the...[Read review](https://www.g2.com/products/ibm-webmethods-api-management/reviews/ibm-webmethods-api-management-review-9172623) Year Founded 1911 HQ Location Armonk, New York, United States Company Website https://www.ibm.com Twitter @IBMSecurity LinkedIn® Page https://www.linkedin.com/company/1009/ Ownership SWX:IBM Phone 1-866-277-7488 ### [Gravitee.io](https://www.g2.com/products/gravitee-io/reviews) [By Gravitee.io](https://www.g2.com/sellers/gravitee-io) [ (39)4.7 out of 5 ](https://www.g2.com/products/gravitee-io/reviews#reviews "Read Gravitee.io Reviews") Product Description Gravitee is an Agent Management platform that helps organizations adopt AI securely and at scale. It gives teams a single place to discover, govern, secure, and observe the agents, models, MCP servers **Industries:** Computer Software · **Market Segment:** 41% Enterprise, 33% Mid-Market ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") UC The product is easy to use and easy to install. Thanks to the web interface it's easy to configure anything quickly and without headaches .The ...[Read review](https://www.g2.com/products/gravitee-io/reviews/gravitee-io-review-5432036) JL Support and account representatives are attentive and actually assist and getting to the desired state. Many built in filters and plug ins, load...[Read review](https://www.g2.com/products/gravitee-io/reviews/gravitee-io-review-7747476) Year Founded 2016 HQ Location Boulder, US Company Website https://www.gravitee.io/ Twitter @GraviteeIO LinkedIn® Page https://www.linkedin.com/company/gravitee-io/ ### [Swagger Studio](https://www.g2.com/products/swagger-studio/reviews) [By SmartBear](https://www.g2.com/sellers/smartbear) [ (189)4.5 out of 5 ](https://www.g2.com/products/swagger-studio/reviews#reviews "Read Swagger Studio Reviews") Product Description Swagger is an API development platform that combines powerful open-source tools with advanced collaboration, governance, and integration features. It helps teams create, standardize, and scale APIs wi **Users:** Software Engineer, Senior Software Engineer · **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 39% Small-Business, 35% Enterprise ![Verified User in Information Technology and Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Information Technology and Services") UI Swagger API on creation of trail account it provides all services for free that's the best to know and understand features of swagger API[Read review](https://www.g2.com/products/swagger-studio/reviews/swagger-studio-review-6973159) ![Naga Likhita C.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Naga Likhita C.") NC I use SwaggerHub frequently to create API Documentation. Easy to test the api's locally before deployments. Simple to export the code to the...[Read review](https://www.g2.com/products/swagger-studio/reviews/swagger-studio-review-10508610) HQ Location Somerville, MA Company Website https://smartbear.com Twitter @smartbear LinkedIn® Page https://www.linkedin.com/company/108422/ ### [Tyk](https://www.g2.com/products/tyk/reviews) [By Tyk Technologies](https://www.g2.com/sellers/tyk-technologies) [ (40)4.6 out of 5 ](https://www.g2.com/products/tyk/reviews#reviews "Read Tyk Reviews") Product Description Tyk is the fastest-growing and most exciting API gateway and management platform in the market. On a mission to connect every system in the world, and with open source at its core, Tyk has been servin **Industries:** Information Technology and Services, Financial Services · **Market Segment:** 50% Mid-Market, 25% Enterprise ![Verified User in Financial Services](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Financial Services") UF Blockchain has multiple APIs, and Tyk abstracted these complexities in a simple one-stop user interface that was super fast and easy to use.[Read review](https://www.g2.com/products/tyk/reviews/tyk-review-7069378) ![Verified User in Retail](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Retail") CR Tyk has provided us with a seamless API management platform featuring an API gateway, a user-friendly dashboard, logs, analytics and a dev portal....[Read review](https://www.g2.com/products/tyk/reviews/tyk-review-7377264) Year Founded 2015 HQ Location London, England Company Website https://tyk.io/ Twitter @tyk\_io LinkedIn® Page https://www.linkedin.com/company/tyk/ Ownership TYO: 5363 ### [Zuplo](https://www.g2.com/products/zuplo/reviews) [By Zuplo](https://www.g2.com/sellers/zuplo) [ (41)4.8 out of 5 ](https://www.g2.com/products/zuplo/reviews#reviews "Read Zuplo Reviews") Product Description Zuplo helps you ship great APIs & MCP Servers from day one. Startups and big enterprises ship authentication, rate limiting, developer documentation, and monetization with amazing DX, using our se **Industries:** Computer Software, Information Technology and Services · **Market Segment:** 56% Small-Business, 37% Mid-Market ![Georges G.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Georges G.") GG - Complete solution - Git based ops - Multi-environment deployment - Pricing compatible with Startups[Read review](https://www.g2.com/products/zuplo/reviews/zuplo-review-8704713) ![Verified User in Computer Software](/assets/icons/anonymous-avatar-purple-4ae1032bdb50ee5682003170c8184aee790d25958bd397abbd384ba52c596a7b.svg "Verified User in Computer Software") UC I like their dev centric approach and overall UI/UX. Their dedication to constantly improving the product is also a huge plus! The feature set...[Read review](https://www.g2.com/products/zuplo/reviews/zuplo-review-9694938) Year Founded 2021 HQ Location Seattle, WA Company Website https://zuplo.com Twitter @zuplo LinkedIn® Page https://www.linkedin.com/company/zuplo ### [Backendless](https://www.g2.com/products/backendless/reviews) [By Backendless](https://www.g2.com/sellers/backendless) [ (56)4.4 out of 5 ](https://www.g2.com/products/backendless/reviews#reviews "Read Backendless Reviews") Product Description Backendless is a visual app development platform that offers a full range of low-code and no-code tools for app and web developers of all experience levels. Backendless features include a component-ba **Industries:** Computer Software, Marketing and Advertising · **Market Segment:** 98% Small-Business, 2% Mid-Market LZ UI Builder, it makes it very easy for a non-coder to build an application with a lot of complex logic and good design.[Read review](https://www.g2.com/products/backendless/reviews/backendless-review-6514920) ![Josh B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Josh B.") JB They make it so easy to support customers[Read review](https://www.g2.com/products/backendless/reviews/backendless-review-6530599) Year Founded 2012 HQ Location Frisco, TX Company Website https://backendless.com Twitter @Backendless LinkedIn® Page https://www.linkedin.com/company/backendless-corp/ - ‹ Prev‹ Prev - 1 - [2](/categories/api-platforms/free?order=g2_score&page=2#product-list) - [Next ›Next ›](/categories/api-platforms/free?order=g2_score&page=2#product-list)