Software Alternatives, Accelerators & Startups

Insomnia REST VS ReadMe

Compare Insomnia REST VS ReadMe and see what are their differences

Insomnia REST logo Insomnia REST

Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.

ReadMe logo ReadMe

A collaborative developer hub for your API or code.
  • Insomnia REST Landing page
    Landing page //
    2023-10-05
  • ReadMe Landing page
    Landing page //
    2025-03-04

Insomnia REST features and specs

  • User-Friendly Interface
    Insomnia REST features a clean and intuitive user interface that makes it easy to create, send, and manage API requests without a steep learning curve.
  • Support for Multiple Protocols
    In addition to REST, Insomnia supports GraphQL and gRPC, making it versatile for developers working with different API protocols.
  • Environment Management
    Insomnia allows you to create and manage multiple environments, making it easier to switch between staging, development, and production settings.
  • Custom Plugins and Themes
    Insomnia supports custom plugins and themes, allowing users to extend its functionality and personalize the interface to suit their workflow.
  • Collaboration Features
    With Insomnia Teams, users can collaborate and share API requests, environments, and other resources, enhancing team productivity.
  • Cross-Platform Availability
    Insomnia is available on multiple platforms, including Windows, macOS, and Linux, providing flexibility for users on different operating systems.

Possible disadvantages of Insomnia REST

  • Resource Heavy
    Some users have reported that Insomnia can be resource-intensive, leading to potential performance issues on lower-end machines.
  • Limited Free Features
    While Insomnia offers a free tier, some of the more advanced features, such as team collaboration and sync capabilities, require a paid subscription.
  • Steeper Learning Curve for Advanced Features
    Although the basic functionalities are user-friendly, mastering the more advanced features might require a steeper learning curve.
  • Dependency on Electron
    Since Insomnia is built on Electron, it might consume more memory and disk space compared to native applications.
  • Complex Plugin System
    While the plugin system is powerful, it can be complex and challenging for users who are not familiar with JavaScript and Node.js.

ReadMe features and specs

  • User-friendly Interface
    ReadMe offers a clean, intuitive interface that makes it easy for users to create and manage documentation without requiring extensive technical skills.
  • Interactive API Documentation
    The platform provides interactive API documentation, allowing users to try out API calls directly within the documentation, which enhances user understanding and engagement.
  • Customizability
    ReadMe allows a high level of customization, enabling users to tailor the look and feel of their documentation to match their brand identity.
  • Analytics
    The service offers built-in analytics, providing insights into how users interact with the documentation, which can help in improving user experience and understanding common issues.
  • Version Control
    ReadMe supports version control, making it easy to manage and maintain documentation for different versions of an API or product.
  • Collaboration Tools
    It includes collaboration tools that facilitate teamwork by allowing multiple users to work on documentation simultaneously.
  • Markdown Support
    The platform supports Markdown, making it easy for users to format their documentation efficiently.

Possible disadvantages of ReadMe

  • Cost
    Compared to some other documentation platforms, ReadMe can be more expensive, especially for small startups or individual developers.
  • Learning Curve
    While user-friendly, some advanced features may have a learning curve, especially for those who are not familiar with documentation tools.
  • Limited Offline Access
    ReadMe primarily operates as an online service, which can be limiting for users who need offline access to their documentation.
  • Performance on Large Projects
    There may be performance issues or slowdowns when dealing with very large projects or extensive documentation, requiring optimization.
  • Feature Limitations in Lower Tiers
    Some advanced features and customizability options are restricted to higher pricing tiers, which may not be accessible to all users.

Insomnia REST videos

3 Reasons to use Insomnia REST Client in your Exploratory API Testing

More videos:

  • Tutorial - Insomnia REST Client Tutorial

ReadMe videos

No ReadMe videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Insomnia REST and ReadMe)
API Tools
100 100%
0% 0
Documentation
0 0%
100% 100
Developer Tools
84 84%
16% 16
Documentation As A Service & Tools

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Insomnia REST and ReadMe

Insomnia REST Reviews

Top 20 Open Source & Cloud Free Postman Alternatives (2024 Updated)
Product Introduction: Insomnia is a powerful open-source API client designed for simplicity and efficiency and works great as a postman alternative. It supports REST, GraphQL, and gRPC, making it versatile for various API types.
Source: medium.com
Best Postman Alternatives To Consider in 2025
It is a free, open-source platform that boasts a user-friendly interface and robust features like environment and collection management, code snippets, and test automation. Compared to Postman, Insomnia offers a lighter footprint and a more customizable workspace.
Postman Alternatives for API Testing and Monitoring
Insomnia is a user-friendly tool for API development and testing. Insomnia allows creating and sending HTTP and REST requests, like GET, POST, PUT, DELETE, and more. Users can view API responses, including status codes, headers, and body. This enables understanding how the application handles different response scenarios, for efficient debugging.
Top 10 HTTP Client and Web Debugging Proxy Tools (2023)
Insomnia REST is the best alternative for Postman. It has more than 350 open-source plugins, plus GraphQL built-in with multiple protocol support. Since GraphQL is an added value, you can fully automate the entire lifecycle of APIs, build and debug them efficiently and with ease.
15 Best Postman Alternatives for Automated API Testing [2022 Updated]
Insomnia by Kong enables you to deliver high-quality APIs through collaboration. This postman alternative also includes testing suites, which allow you to create functional tests and centralize APIs. With this platform’s streamlined API client, sending GraphQL, REST, and SOAP requests are simple. Defining variables such as authentication credentials allows you to manage...
Source: testsigma.com

ReadMe Reviews

Best Gitbook Alternatives You Need to Try in 2023
Readme.com is a developer hub that allows users to publish API documentation. It focuses on making API references interactive by allowing to Try out API calls, log metrics about the API call usage, and more. This means it lacks some capabilities, like a review system and several blocks, which the Gitbook editor supports.
Source: www.archbee.com
12 Most Useful Knowledge Management Tools for Your Business
ReadMe offers integration with apps like Slack, Google Analytics, and Zendesk. One of its most significant advantages is the metrics option which lets you see how customers are using your API.
Source: www.archbee.com

Social recommendations and mentions

Based on our record, Insomnia REST should be more popular than ReadMe. It has been mentiond 129 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Insomnia REST mentions (129)

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ReadMe mentions (23)

  • 7 Top API Documentation Software Tools 2025 (With Reviews and Pricing)✨
    For more information and to subscribe, visit ReadMe. - Source: dev.to / about 1 month ago
  • Leveraging API Documentation for Faster Developer Onboarding
    Documentation portals like ReadMe provide complete Developer experience platforms with customization, analytics, and feedback mechanisms. - Source: dev.to / about 1 month ago
  • Integrating OpenAPI With Mintlify
    According to the OpenAPI specification initiative, OpenAPI is the standard for defining your API. This means that with the help of this file, you can migrate your API documentation from one platform to another. For example, you can migrate your API docs from Postman to ReadMe or Mintlify or vice versa. - Source: dev.to / 2 months ago
  • How to view API request examples in a ReadMe documentation.
    My recent experience with The Movie Database (TMDB) API documentation underscores the importance of request examples in API documentation. It took me a couple of hours to figure out how to make a successful request to an endpoint because I couldn't access a request sample. However, I eventually found it in an unexpected place. ReadMe on the other hand didn't make it easy. - Source: dev.to / 4 months ago
  • Do you Know Only Fools Use APIs Doc Platform?
    I came across readme.io some days back, and It's like that fresh outfit you wear to high-end parties—the one with crisp lines, dark colors, and intricate designs that make you stand out. Their documentation platform is sleek, modern, and highly customizable to fit your brand's drip. It's like having a tailor sew a 007 suit (James Bond) to your specs. - Source: dev.to / 12 months ago
View more

What are some alternatives?

When comparing Insomnia REST and ReadMe, you can also consider the following products

Postman - The Collaboration Platform for API Development

GitBook - Modern Publishing, Simply taking your books from ideas to finished, polished books.

Hoppscotch - Open source API development ecosystem

Docusaurus - Easy to maintain open source documentation websites

RapidAPI for Mac - Paw is a REST client for Mac.

Archbee.io - Archbee is a developer-focused product docs tool for your team. Build beautiful product documentation sites or internal wikis/knowledge bases to get your team and product knowledge in one place.