Best API Management Software For Free
Top picks for API Management Software available for Free
Transform spreadsheets into powerful APIs effortlessly.
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Our research is independent and data-backed. We review thousands of tools and use real buyer signals — without the hype.
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Showing 61-68 out of 68
List of the Best API Management Software For Free as of July 2026
SheetBest
Transform spreadsheets into powerful APIs effortlessly.
Best for: SMB teams · Mid-market · Enterprise
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What is SheetBest?
SheetBest makes your Google Spreadsheets quickly and easily convertible into a JSON API. You can build data structures faster than ever before; so that validating an idea has never been simpler. Forget about the complexity of a database model and retain the same formulas you are used to. Share ...
Read more about SheetBestStarts from $5/Month, also offers free forever plan
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What is Napkin?
Napkin is a platform designed to let developers, small businesses, and medium companies design and run API endpoints instantly. It has an in-browser linter and tester to easily view code errors. The cloud support helps to save and back up your code, so you can view the response instantly. ...
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What is APImetrics?
APImetrics is the reliable tool to get accurate and unbiased metrics for APIs that you depend on. Streamline technical tooling and complex development tasks to test different scenarios in various locations and data centers. Monitor production security status around the clock in a stress-free ...
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What is Apigum?
Apigum provides a fast and easy way for business owners to import data from APIs into their Google Sheets. It takes the hassle out of automation, giving entrepreneurs more time to focus on the essential elements of their work. With Apigum, users can effortlessly set up API requests in minutes, ...
Read more about ApigumStarts from $17/Month when Billed Yearly, also offers free forever plan
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What is RSS API?
RSS API provides powerful data access via a simple API and real-time updates through Webhooks. It supports a variety of feed formats, including RSS, RDF, ATOM and JSON-feed, and will normalize them into a unified JSON output. The integrated dashboard helps manage subscriptions, view stats, and ...
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What is Port?
Port is an all-in-one platform to provide developers with access to the tools and information they need to efficiently create great products. Users can customize the portal to their exact preferences to find the services, software, CI/CD pipelines, cloud environments, deployments, and more. ...
Read more about PortStarts from $19/User/Month, also offers free forever plan
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What is ExoAPI?
ExoAPI is a universal API for developers that simplifies collaboration and prototyping like never before. With a single subscription, you will have access to an expansive library of easy-to-implement APIs. Whether you're just starting out in the development world or a professional wanting to ...
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Akto
Secure your APIs with Akto's high-performance platform.
Best for: SMB teams · Mid-market · Enterprise
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What is Akto?
Introducing Akto – the latest, high-performance API security platform. Looking for powerful yet open-source API security solutions? Akto is here to help protect your business, whatever server or cloud you are hosted on. Quickly and easily setup the self-hosted version of Akto - completely free ...
Read more about AktoFrequently Asked Questions About API Management Software
Stuck on something? We're here to help with all the questions and answers in one place.
The most important API Management Software features to evaluate are Customer Support, Scheduling, Version Control, Alerts, Collaboration, Event Tracking. Most buyers prioritize ease of use, reporting, and integration capabilities. Look for tools that cover your core workflow before comparing advanced features.
API Management Software pricing varies widely — from free plans to enterprise contracts. 15 products on Spotsaas offer a free plan or trial:
The top rated API Management Software based on verified user reviews and SpotScore are WhoAPI, Tinybird, Webhook Relay. These tools score highest on ease of use, feature depth, and customer support — updated monthly from real buyer feedback.
Start by listing your must-have features — commonly Customer Support, Scheduling, Version Control, Alerts, Collaboration, Event Tracking. Then filter by team size, budget, and integrations you already use. Compare at least 3 options using free trials before committing. Spotsaas lets you compare side-by-side in minutes.
Yes — 15 API Management Software on Spotsaas offer a free plan or trial. Free plans cover core features for small teams; paid upgrades unlock advanced reporting and integrations.
The best API Management Software for small businesses are affordable, quick to set up, and scale without complexity. Look for per-user pricing, no long-term contracts, and strong onboarding support.
About the reviewer
Rajat Gupta is the founder of Spotsaas. Over the past two years, he has reviewed 2,000+ tools across CRM, HR, AI, and finance — applying hands-on product research and a background in commerce and the CFA program to evaluate software through a business and ROI lens. His goal: help teams make software decisions they won't regret.
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Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].