This tool helps developers inspect and understand API response data. It provides a clear interface for debugging and analyzing the information received from APIs, aiding in the development process.
API Debugger by Guilin Cui





249+ iOS apps curated and reviewed
Every iPhone needs a few good api debugger apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.0★ (1) | No | No | Jul 2026 | ||
| 2 | Free | 4.5★ (1.3K) | No | Yes | Sep 2026 | ||
| 3 | Free | 5.0★ (1) | No | No | Jul 2026 | ||
| 4 | Free | 4.7★ (6) | No | Yes | Aug 2026 | ||
| 5 | Free was $0.99 | — | No | No | Sep 2026 | ||
| 6 | Free was $7.99 | — | No | Yes | May 2026 | ||
| 7 | Free | — | No | No | Sep 2026 | ||
| 8 | Free | — | No | No | Aug 2026 |





This tool helps developers inspect and understand API response data. It provides a clear interface for debugging and analyzing the information received from APIs, aiding in the development process.






This app allows users to send HTTP/HTTPS requests and connect to WebSockets, making it easy to debug APIs on the go. It supports various response formats, collaboration features, and authentication methods, streamlining API development and testing.





Debug AI API streams with this tool that preserves SSE responses, showing every packet, semantic delta, and timing. It supports multiple AI models and imports cURL commands for easy session management, editing, and sharing.