Instantly send GET, POST, PUT, or DELETE requests Edit and validate request bodies with syntax checking Stay focused—no need to leave your workflow. Perfect for developers who want a fast, simple, and elegant API testing experience on Mac.
API_TESTER is a lightweight macOS menu-bar tool for sending and validating HTTP requests.
- for
- Mac developers who need quick API testing without leaving their workflow.
- pricing
- paid
Key features
6 features of API_TESTER
- HTTP methods — Send GET, POST, PUT, and DELETE requests instantly from the menu bar.
- Custom headers & auth — Add custom headers and authentication to requests.
- Body syntax checking — Edit and validate request bodies with built-in syntax checking.
- Response view — See color-coded status, response time and formatted results.
- Resizable UI — Resize the minimal interface while keeping it always accessible.
- No data collection — The app does not collect any user data.
Use cases
- Quickly test a new endpoint while coding on macOS
- Validate request payloads with syntax checking before deployment
- Monitor response time and status codes during debugging
API_TESTER vs alternatives
 API_TESTER |  Postman |  Insomnia |  Bruno |  Firecamp | |
|---|---|---|---|---|---|
| Best for | Fast menu-bar API testing | Comprehensive API lifecycle | Open-source multi-protocol API client | Git-friendly API testing | Open-source Postman-like client |
| Pricing | Paid | Subscription | Free | Free | Free |
| DevHunt upvotes | 0 | 0 | 0 | 0 | 48 |
| Launched | Jan 2026 | — | — | — | Jan 2023 |
- API_TESTER vs Postman: Full-featured API platform with design, testing and documentation, not just a menu-bar tool
- API_TESTER vs Insomnia: Open-source client supporting REST, GraphQL and gRPC, runs as a standalone app
- API_TESTER vs Bruno: Offline-first, Git-friendly client focused on version control of API collections
- API_TESTER vs Firecamp: Open-source alternative to Postman with similar features, not limited to menu bar
API_TESTER FAQ
What macOS versions are required?+
API_TESTER requires macOS 10.15 or newer.
Does the app collect any user data?+
No, the developer states that the app does not collect any data.
Can the app be used by multiple family members?+
Yes, with Family Sharing up to six family members can use the app.
Is there a free trial or refund option?+
The App Store listing shows a one-time price of 1.99 €, with no free trial mentioned.
Summarized by DevHunt from apps.apple.com · Oct 6, 2026. Details may change; check the official site.
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