Thunder Client Review & Alternatives (2026 Guide)
Hand-crafted lightweight Rest client for testing APIs
Thunder Client is Rest API Client Extension for Visual Studio Code, with simple and clean design. The extension makes api testing very easy with Scriptless GUI based testing.
“Thunder Client is praised for its seamless integration with Visual Studio Code, offering a user-friendly interface for API testing. Users appreciate its simplicity and efficiency, often comparing it favorably to Postman.…”
Thunder Client in action
Thunder Client Pros & Cons
Based on real user feedback and community sentiment.
What works well
What could be better
What users say about Thunder Client
Thunder Client is praised for its seamless integration with Visual Studio Code, offering a user-friendly interface for API testing. Users appreciate its simplicity and efficiency, often comparing it favorably to Postman. However, recent changes to a paid model have sparked criticism, with some users feeling misled by the initial free offering. Despite this, many find it a valuable tool for streamlining their development workflow, highlighting its ease of use and the convenience of having an API client directly within their coding environment.
This AI synopsis distils highlights from real user reviews.
Thunder Client user ratings
Based on 13 reviews
Recent user highlights
It was fun and super easy to use, unfortunately I have to provide the body before it runs the test. Apart from that it was super intuitive to use!
Thunder Client is a new vision of Rest API testing tool. It is not overloaded with features and has various integrations.
Excellent VSCode Plugin! I love to work and debug with it!
Top Thunder Client Alternatives (2026)
Looking for a Thunder Client alternative? Here are the most-compared options people consider.
Postman
Build APIs together
Postman is the world’s leading API platform, used by more than 30 million developers and 500,000 organizations worldwide…
Insomnia App
A cross-platform GraphQL and REST client.
Insomnia is a cross-platform GraphQL and REST client, available for Mac, Windows, and Linux
VS Code
Microsoft Visual Studio Code lets you build and debug apps
Visual Studio Code is a code editor redefined and optimized for building and debugging modern web and cloud applications…