# Proxycat

> HTTP message capture and modification tool for developers. (iPhone/iPad app by Byte Crossing.)

- Source: https://appshunter.io/ios/app/proxycat/id1562957266 (this page in markdown: same URL + `.md`)
- Developer: [Byte Crossing](https://appshunter.io/developer/1562957268)
- Category: Developer Tools, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 2 App Store ratings · 3 written reviews indexed
- Age rating: 4+
- Requires: iOS 14.0 · 8 MB
- Languages: American English
- Released: 2021-04-22
- Data updated: 2026-08-14
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/proxycat/id1562957266/reviews.md

## What is Proxycat?

Proxycat is a debugging application that can be used to capture http messages. You can use javascript code to modify requests and responses.

Features

- JSON, Tree View, HTML, XML, JavaScript and Hex Viewers
- Code Prettier
- iCloud synchronize scripts
- Script can modify requests and responses
- SSL Decryption
- Dark Mode

Feedback

- [email](mailto:bytecrossing@gmail.com)
- [twitter](https://twitter.com/ByteCrossingLtd)

## Key features

- HTTP message capture
- Request/response modification via JavaScript
- Multiple data viewers (JSON, Tree, HTML, XML, Hex)
- Code Prettier
- iCloud script synchronization
- SSL Decryption
- Dark Mode

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Proxycat Pro | $2.99 | one-time |


## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/proxycat/id1562957266/reviews.md

### 4/5 — Good luck on the day you

*2023-06-12*

I don’t know what I’m

### 5/5 — Great Tool!

*2023-02-17*

What an excellent tool! MitM decryption is flawless and even free! Thanks developer!

### 5/5 — 还不错，继续加油～～

*2021-06-15*

还不错～～

## Frequently asked questions about Proxycat

### What can Proxycat do?

Proxycat captures and allows modification of HTTP messages using JavaScript. It supports various data viewers, code formatting, iCloud synchronization, and SSL decryption.

### Is Proxycat free to use?

Yes, Proxycat is available for free. It is also ad-free, providing an uninterrupted debugging experience.

### What devices does Proxycat support?

Proxycat is compatible with Mac, iPhone, iPad, and iPod devices, allowing for cross-platform development and debugging.

### How often is Proxycat updated?

The latest version, 1.3.0, was released on June 2, 2021. While specific update frequency isn't detailed, the app has seen regular updates since its release on April 22, 2021.

### Can Proxycat decrypt SSL traffic?

Yes, Proxycat includes SSL decryption capabilities, which is crucial for debugging secure network communications.

### Does Proxycat offer different viewing options for captured data?

Absolutely. Proxycat provides viewers for JSON, Tree View, HTML, XML, JavaScript, and Hexadecimal formats, catering to diverse data inspection needs.

### How can I synchronize my scripts with Proxycat?

Proxycat supports iCloud synchronization for your scripts, allowing you to easily manage and access them across your Apple devices.

### What is the age rating for Proxycat?

Proxycat has an age rating of 4+, making it suitable for a wide range of users, including younger developers.

## Version history (last 4 releases)

### 1.3.0 — 2021-06-02

Proxycat is now available for macOS, so you can now have the functionality of Pro for iOS and macOS for a single fee.

### 1.2.0 — 2021-05-13

- Request can be copied as cURL
- Pinning host
- Minor UI changes
- Fiexed various crashes

### 1.1.0 — 2021-04-29

In this version we have made the essential features of Proxycat free, and now only the Scriptings features, theme selection and auto-formatting code are one-time paid features.

### 1.0.0 — 2021-04-23

No release notes.

## Apps similar to Proxycat

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Secure Terminal](https://appshunter.io/ios/app/secure-terminal/id1463284695) | 4.5 (60) | Free | Developer Tools |
| [Device Info Toolkit](https://appshunter.io/ios/app/device-info-toolkit/id1529223828) | 4.3 (15) | Free | Developer Tools |
| [SNMP Network Monitor](https://appshunter.io/ios/app/snmp-network-monitor/id1375270867) | 4.8 (135) | Free | Developer Tools |
| [Proxygen](https://appshunter.io/ios/app/proxygen/id1602229284) | 4.3 (18) | Free | Developer Tools |
| [SQLite Mobile Client](https://appshunter.io/ios/app/sqlite-mobile-client/id1465080890) | 4.4 (195) | Free | Developer Tools |
| [Hodor - HTTP(s) Packet Sniffer](https://appshunter.io/ios/app/hodor-https-packet-sniffer/id1608857736) | 4.3 (23) | Free | Developer Tools |

## More apps by Byte Crossing

- [Egern](https://appshunter.io/ios/app/egern/id1616105820)

All apps by Byte Crossing: https://appshunter.io/developer/1562957268

## Related topics

[debug anywhere](https://appshunter.io/ios/topics/debug-anywhere) · [debug proxy](https://appshunter.io/ios/topics/debug-proxy) · [debugger](https://appshunter.io/ios/topics/debugger)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-14.*