# Stream - Network Debug Tool — HTTPS Sniff / Request Replay

> iOS network debugging tool for sniffing, replaying, and analyzing HTTP/HTTPS requests. (iPhone/iPad app by Stream Lab Inc..)

- Source: https://appshunter.io/ios/app/stream-network-debug-tool/id1312141691 (this page in markdown: same URL + `.md`)
- Developer: [Stream Lab Inc.](https://appshunter.io/developer/1499306893)
- Category: Developer Tools, Utilities
- Price: Free with in-app purchases
- Rating: 4.10/5 from 133 App Store ratings · 161 written reviews indexed
- Age rating: 4+
- Requires: iOS 9 · 33 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2018-01-04
- Data updated: 2026-08-29
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/stream-network-debug-tool/id1312141691/reviews.md

## What is Stream?

Before downloading this App, We hope you can read the following introductions seriously.

1. Stream is designed for f2e developers, mobile developers, backend developers, sa engineers, qa engineers and users who have a certain network analyze abilities.
2. Stream is only designed for network debugging. Meanwhile, turning on Stream requires you to authorize VPN permissions.
3. Stream will never upload any user data, and we also expect you to spread to users who also trust us.

If you do not agree with the above instructions, we recommend you consider seriously before downloading.


Features:

Stream is an iOS side network debugging tool, only for QA & development. 

1. Sniff HTTP & HTTPS requests, meanwhile sniffing HTTPS requests needs you to install CA certificates.
2. Capture History, preview request body, and response body, supports text / JSON / files / forms.
3. Compose HTTP requests and Replay sniffed requests.
4. Support Hosts configuration, similar to Hosts in the PC features, for f2e developer and mobile developer to switch test environment and online environment easily.
5. Simple support on HAR files, you can export Charles / Fiddler / Chrome / Firefox network records to HAR file and then open in Stream and replay requests.
6. Compatible with iPhone X and iPad MutiTask.

## Key features

- Sniff HTTP & HTTPS requests
- Capture and preview request/response bodies
- Compose and replay HTTP requests
- Configure hosts for environment switching
- Import and replay HAR files
- Compatible with iPhone X and iPad multitasking

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Coke | $0.99 | one-time |
| Coffee | $2.99 | one-time |


## Chart rankings

- #55 in Top Free · Developer Tools (US App Store)

## What do users think of Stream?

Overall sentiment: mixed

**Pros**

- 🚀 Free and powerful HTTP packet sniffer tool
- 👍 Simple and intuitive user interface
- 🔧 Useful for network debugging and troubleshooting
- 💡 Built-in JSON viewer and utilities (RSA, Base64 encryption/decryption)
- ✏️ Ability to edit and resend requests
- 📤 HAR export functionality for sharing captured data
- 🎮 Effective for extracting game data (Genshin Impact, Honkai Star Rail)
- 💰 No ads and minimal monetization (optional in-app purchases)

**Cons**

- 🐛 Certificate installation fails on iOS 18.x versions
- 🐛 Gacha history recording not working properly
- 🐛 'Code 0' error when generating JSON links
- 🐛 VPN profile conflicts requiring app reinstallation
- ⚠️ Requires installing system certificates (security concern)
- ⚠️ Built-in blacklist cannot be disabled or customized
- 🔒 Security risks from certificate installation on system
- 📱 Incompatible with older iOS versions (iOS 8)
- 🌐 Certificate download server issues (192.168.0.2 address problems)
- ❌ Difficult setup process with multiple steps
- 🔴 Lacks gzip response decompression support

**Commonly reported bugs**

- Certificate installation fails on iOS 18.1 and 18.2
- Gacha/wish history not being captured correctly
- Code 0 error when retrieving JSON links
- VPN profiles becoming non-functional after app use
- Server connection issues (192.168.0.2:8081 unreachable)
- WebSocket messages lost after clearing capture history
- HTTPS interception blocking website access
- Request capture showing CONNECT instead of GET method
- Certificate trust settings not appearing after installation
- App functionality broken on latest iOS updates

**Most requested features**

- Select all requests button for bulk export
- Ability to delete individual capture sessions/records
- Gzip response content decompression
- Breakpoint setting for request modification
- Media file saving capability
- Custom certificate support
- Local debugging interface
- Improved font styling in UI
- Support for older iOS versions
- One-click export all requests functionality

## Recent user reviews (10 of 161)

All indexed reviews: https://appshunter.io/ios/app/stream-network-debug-tool/id1312141691/reviews.md

### 1/5 — Worked one time never again

*2026-04-23, version 1.0.6*

Absolutely impossible to use for any of my needs works 1% of the time most useless app ever created.

### 5/5 — Easy and Powerful!

*2026-04-15, version 1.0.6*

Worked in 2 mins, great app!! Thank you!!

### 1/5 — 뭐야 왜 돈빼가요

*2026-03-28*

아니 그냥 설치만했고 돈 얼마라고 뜨지도 않는데 돈 3만원 결제된게 뭐에요?!

### 1/5 — 애미터졌냐

*2026-01-17*

하라는대로 해도 답대가리가 ㅈ도 없구만 방식을 개같이 차만드네 지 애미같이

### 1/5 — ㅠ

*2025-12-21*

가챠 기록 안떠요..ㅠ

### 1/5 — 아 시발

*2025-12-10*

가차기록 없잖아 병신아

### 5/5 — 我愛作者

*2025-10-27, version 1.0.6*

拜託不要倒掉

### 1/5 — 教えて

*2025-10-18, version 1.0.6*

VPNの接続の仕方を教えて下さい

### 5/5 — 数据号

*2025-10-15, version 1.0.6*

用这个抓包数据号，真是太爽了

### 2/5 — It require you to download certificate that's harmful to your phone

*2025-09-16, version 1.0.6*

As the title state, it requires you to download harmful certificates and root to your system, and it changes your system. Please do not download this app, it's useless.

## Frequently asked questions about Stream

### What does the Stream app do?

Stream is an iOS-based network debugging tool designed for developers and QA engineers. It allows you to sniff HTTP and HTTPS requests, capture request and response bodies, and replay sniffed requests. It also supports host configuration for switching between test and online environments.

### How do I sniff HTTPS requests?

To sniff HTTPS requests, you will need to install CA certificates on your iOS device. The app provides the functionality to do this, which is necessary for decrypting and inspecting encrypted network traffic.

### Is Stream free to use?

The app is free to download and use, but it offers in-app purchases. This typically means that while core functionality is available for free, certain advanced features or expanded capabilities might require a purchase.

### What kind of developers is this app for?

This app is specifically designed for f2e (frontend), mobile, backend, SA (site reliability/systems administration), and QA engineers. It requires users to have a certain level of ability in network analysis to effectively utilize its features.

### Can I replay requests captured by other tools?

Yes, the app has simple support for HAR files. You can export network records from tools like Charles, Fiddler, Chrome, or Firefox into a HAR file, and then open and replay those requests within Stream.

## Version history (last 5 releases)

### 1.0.6 — 2020-04-06

Fix crashes and improve performance.

### 1.0.5 — 2020-04-03

Bugfix and performance improvements.

### 1.0.4 — 2020-02-18

Add Sniffing Mode and Favorites.

### 1.0.3 — 2018-02-15

This is a minor bugfix version.

### Feature

1. Introduce Raw Mode in composing requests, easy to copy request header from other tools to build http requests.
2. Introduce shortcut for most frequently used user-agent, content-type, and request header names.
3. Special hacks for previewing GBK encoding responses.
4. Introduce Timestamp Converter in Utilities. Meanwhile, add toolbox shortcuts in text selection in connection detail.
5. You can modify MIME Type for file form now.
6. Optimize Filter Search UI.

### Bugfix

1. Fix a sticky issue for chunked response

### 1.0.2 — 2018-02-12

### Feature

1. Introduce HTTP request composer and support request replay.
2. Introduce Hosts config for f2e/mobile developers.
3. Improve form preview, support text/json/multipart/form.
4. Introduce request share, brings great convenience to QA.
5. Compatible with iPhone X and iPad MutiTask.

### Bugfix

1. Fix Issue: Some request body has no preview entry. (Only apply to new sniffing sessions)
2. Fix Issue: Save image to albums causes app crash.
3. Fix Issue: Some HTTP(s) DNS requests will fail.

## Apps similar to Stream

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [a-Shell mini](https://appshunter.io/ios/app/a-shell-mini/id1543537943) | 4.6 (113) | Free | Developer Tools |
| [BluetoothAssistant](https://appshunter.io/ios/app/bluetoothassistant/id1536579599) | 4.2 (1,013) | Free | Developer Tools |
| [Storm Sniffer - Packet Capture](https://appshunter.io/ios/app/storm-sniffer-packet-capture/id1610958307) | 3.9 (121) | Free | Developer Tools |
| [a-Shell](https://appshunter.io/ios/app/a-shell/id1473805438) | 4.6 (539) | Free | Developer Tools |
| [Web Inspector](https://appshunter.io/ios/app/web-inspector/id1584825745) | 3.9 (152) | Free | Developer Tools |
| [Userscripts](https://appshunter.io/ios/app/userscripts/id1463298887) | 4.3 (181) | Free | Developer Tools |

## Related topics

[sniff https](https://appshunter.io/ios/topics/sniff-https) · [debug http](https://appshunter.io/ios/topics/debug-http) · [https sniffer](https://appshunter.io/ios/topics/https-sniffer) · [wireshark tool](https://appshunter.io/ios/topics/wireshark-tool) · [debug proxy](https://appshunter.io/ios/topics/debug-proxy) · [sniffer](https://appshunter.io/ios/topics/sniffer) · [wireguard development team](https://appshunter.io/ios/topics/wireguard-development-team) · [stream](https://appshunter.io/ios/topics/stream) · [network sniffer](https://appshunter.io/ios/topics/network-sniffer) · [recngo](https://appshunter.io/ios/topics/recngo) · [http network](https://appshunter.io/ios/topics/http-network) · [hou wei takeaway m32](https://appshunter.io/ios/topics/hou-wei-takeaway-m32) · [reqable](https://appshunter.io/ios/topics/reqable) · [fiddler](https://appshunter.io/ios/topics/fiddler) · [hodor](https://appshunter.io/ios/topics/hodor) · [debug anywhere](https://appshunter.io/ios/topics/debug-anywhere) · [http catcher](https://appshunter.io/ios/topics/http-catcher) · [defit debugger](https://appshunter.io/ios/topics/defit-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 2026-08-29.*