Debug APIs like a human, not a robot! Cross-platform app for Mac

Insomnia for Mac

Insomnia Core 2020.4.0

  -  107 MB  -  Demo

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Insomnia Core 2020.4.0.


For those interested in downloading the most recent release of Insomnia for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Insomnia Core 2020.4.0 Screenshots

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    Insomnia Core 2020.4.0 Screenshot 1
  • Insomnia Core 2020.4.0 Screenshot 2
  • Insomnia Core 2020.4.0 Screenshot 3
  • Insomnia Core 2020.4.0 Screenshot 4

What's new in this version:

Minor Tweaks:
- Attach code fold marker to themes
- Copy version info to clipboard (#2480 by Innoxious)
- Improve readability of search results
- Deterministic importing of Swagger 2
- Improve performance of raw response viewer
- Honor servers variable defaults for OpenAPI3 import
- Add Kotlin and Axios code generation support
- Add manual prettify for multipart editor

Bug Fixes:
- Fix variable autocomplete
- Consistent export dropdown verbiage
- Fix bulk query editor
- Verbiage fixes
- Fix links in the repository root
- Improve version check script output