Stream vs Storm Sniffer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stream
This tool allows developers to inspect HTTP and HTTPS network traffic on iOS devices. It enables capturing requests, replaying them, and managing host configurations for testing different environments. Essential for debugging network issues and understanding application behavior.
- 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
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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.
Storm Sniffer
Capture and inspect HTTP/HTTPS traffic directly on your iOS device. Debug network issues, rewrite requests and responses in real-time, and replay HTTP requests. Offers advanced scripting capabilities for enhanced scalability.
- Packet capture via local VPN
- HTTP/HTTPS request/response inspection
- Real-time request/response rewriting
- HTTP request replay with cron support
- JavaScript scripting for scalability
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Storm Sniffer lets you capture and inspect HTTP / HTTPS requests &responses on your iOS device. It's easy to debug your app’s networking issues without a computer. * Features Packet capture: capture http / HTTPS traffic from iOS devices using local VPN. View http / HTTPS requests and responses in text form, and support HTML, JS, CSS formatting preview; Rewrite: modify http / HTTPS requests and responses in real time. Including URL redirection, custom header, local / remote file mock, etc; Replay: Perform arbitrary HTTP requests with cron support; Scripts: Use local/remote Javascript for more scalability. * How it works Storm Sniffer creates a local VPN on your device, then forwarding all traffic to a Local Man-in-The-Middle Server. As long as the VPN is active, Storm Sniffer can capture all HTTP / HTTPS traffic over Wi-Fi or Cellular Data. * About the sensitive data Storm Sniffer's Root Certificate is a self-signed certificate that is generated in your device. All HTTP / HTTPS requests & responses are captured and stored on your devices WITHOUT ANY REMOTE SERVERS involved. * About Subscription After subscription, you can unlock all advanced functions. Currently, there are three kinds of auto-renewable subscription: Annual $17.99、Quarterly $3.99、 Monthly $1.99 * Terms of Use https://sniffer.x-storm.com/terms/ * Privacy Policy https://sniffer.x-storm.com/privacy/
Screenshots
Verdict
The clearest difference is monetization model: Stream at free with in-app purchases against Storm Sniffer's subscription. On price, rating, review sentiment and ratings volume there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Stream sells 2 one-off in-app purchases and Storm Sniffer sells 7 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Stream holds the better App Store score, 4.1 against 3.9. Both are backed by a comparable volume of ratings — 133 and 121 respectively. Written reviews point the same way: 79% of Stream's written reviews are positive against 78% of Storm Sniffer's.
Stream ships an update every 3 weeks, Storm Sniffer monthly. Both last shipped on September 22, 2026.
| Parameter | Stream | Storm Sniffer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (133 ratings) — better | 3.9 (121 ratings) |
| Positive reviews | 78.9% of reviews — better | 77.5% of reviews |
| Number of ratings | 133 — better | 121 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Best chart rank | #58 | #26 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9 — better | 10.0 |
| Further details — not scored | ||
| Size | 33 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Stream Lab Inc. | Hunan Storm Technology Co.,Ltd |
Customer experience
Stream
Storm Sniffer
User reviews
Stream
From 133 App Store ratingsWhat we love
- 🚀 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
Room to improve
- 🐛 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)
Storm Sniffer
From 121 App Store ratingsWhat we love
- 🚀 Fast and efficient
- 👍 User-friendly interface
- 🔒 Robust security features
- 💡 Innovative functionality
Room to improve
- 🐛 Stability issues and crashes
- 🔒 Privacy concerns around data collection
- 💰 Paywall for core features
- 🌐 Compatibility problems with older devices/OS
Bugs and requests
Stream
Reported bugs
10 issues- 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)
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- 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
Requested features
10 requests- 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
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- Custom certificate support
- Local debugging interface
- Improved font styling in UI
- Support for older iOS versions
- One-click export all requests functionality
Storm Sniffer
Reported bugs
3 issues- Frequent app crashes
- Subscription/account issues
- Incompatibility with certain devices/OS versions
Requested features
4 requests- Add support for web server monitoring
- Integrate VPN functionality
- Improve HTTPS traffic capture
- Provide more customization options
In-app purchases
Stream
- Coke$0.99
- Coffee$2.99
Storm Sniffer
- Monthly Auto-renew VIP$1.991 Month
- Quarter Auto-renew VIP$3.993 Months
- Annual Auto-renew VIP$12.491 Year
- Packet Capture - LiftTime$2.99
- Full Unlock$14.99
- Full Unlock$22.99
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- Full Unlock$24.99









