Comparison

Subtext vs Storm Sniffer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Subtext

A straightforward text editor for iPhone and iPad, allowing direct creation and editing of files within iCloud. It offers advanced controls for line endings and character encoding, ideal for on-the-go code or data file modifications.

Highlights
  • Direct iCloud file editing
  • No import/export required
  • Line ending control
  • Character set encoding control
  • Quick edits for code and data
Read full description

Subtext is a simple, no-frills text editor for iPhone and iPad. Create or edit files directly on your device or in iCloud, with no need to import or export. Includes advanced features such as line ending and character set encoding control. Perfect for making quick edits to code or data files on the go!

About

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.

Highlights
  • 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
Features
Read full description

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

Subtext4 screens
Storm Sniffer4 screens

Verdict

The call

The clearest difference is rating: Subtext at 4.5 against Storm Sniffer's 3.9. Subtext also leads on in-app purchases (none vs 7) and device support (4 vs 2). Storm Sniffer's advantage is chart position (#27 vs #95) and iOS requirement (10.0 vs 14.4). On price, review sentiment, ratings volume and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Storm Sniffer sells 7 in-app purchases, starting at $1.99 per month. Subtext asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Subtext holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 85 and 120 respectively. Written reviews point the same way: 83% of Subtext's written reviews are positive against 76% of Storm Sniffer's.

UpkeepUpdate frequency

Subtext ships an update every 3 weeks, Storm Sniffer monthly. Both last shipped on October 27, 2026.

Scorecard6 real differences · 5 level
Subtext versus Storm Sniffer: the parameters behind the verdict, then further details
ParameterSubtextStorm Sniffer
PriceFreeFree
Rating4.5 (85 ratings) — better3.9 (120 ratings)
Positive reviews83.2% of reviews — better76.4% of reviews
Number of ratings85120 — better
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
Best chart rank#95#27 — better
DevicesiPhone, iPad, iPod, Vision Pro — betteriPhone, iPod
Requires iOS14.410.0 — better
Further details — not scored
Size3 MB47 MB
Age rating4+4+
DeveloperCharcoal DesignHunan Storm Technology Co.,Ltd

Customer experience

Subtext

All ratings79 ratings
Positive84.8%
Neutral8.9%
Negative6.3%
Written reviews95 reviews
Positive83.2%
Neutral10.5%
Negative6.3%

Storm Sniffer

All ratings121 ratings
Positive68.6%
Neutral5.8%
Negative25.6%
Written reviews148 reviews
Positive76.4%
Neutral4.1%
Negative19.6%

User reviews

Subtext

From 85 App Store ratings

What we love

  • 👍 Simple and efficient
  • 🚀 Fast and lightweight
  • 🆓 Free and no ads
  • ✨ Clean and intuitive UI
  • 📂 Seamless Files app integration

Room to improve

  • 🐛 Fails on network drives
  • 🐛 Data corruption risk
  • 🐛 Difficulty unselecting text
  • 🐛 Buggy Chinese input method
  • 🐛 Random capitalization issues

Storm Sniffer

From 120 App Store ratings

What 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

Subtext

Reported bugs

11 issues
  • Fails to save work
  • Jumps to top of document on blank lines
  • Poor network behavior leading to data corruption
  • Cannot open or create new text files
  • Error when saving to network drive
Show 6 more
  • Cannot edit .tex files without renaming
  • Chinese input method errors
  • Random capitalization after paste
  • Large text files cause errors
  • File saving issues, creates extra copies
  • Bug when using Chinese input method with delete key

Requested features

20 requests
  • Add 'Unselect all' option
  • Add 'Replace all' function
  • Add font size settings
  • Add tab key
  • Allow editing of non-text files
Show 15 more
  • Improve network drive handling
  • Option to disable auto-save
  • Add highlighter
  • Add character count
  • Add JetBrains Mono font
  • Add 'reopen last file' option
  • Add widget support
  • Add highlighting
  • Add font and background color settings
  • Add distraction-free mode
  • Add swipe to close gesture
  • Option to release focus for collapsing skb
  • Fix Chinese input method bugs
  • Allow editing of files with arbitrary extensions
  • Add Chinese input method bug fixes

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

None

Subtext

No in-app purchases

7 purchases

Storm Sniffer

Subscriptions3
  • Monthly Auto-renew VIP$1.991 Month
  • Quarter Auto-renew VIP$3.993 Months
  • Annual Auto-renew VIP$12.491 Year
One-time4
  • Packet Capture - LiftTime$2.99
  • Full Unlock$14.99
  • Full Unlock$22.99
Show 1 more
  • Full Unlock$24.99

Questions

Is Subtext free?
Subtext is free to download, with no in-app purchases.
Is Storm Sniffer free?
Storm Sniffer is free to download, with in-app purchases available.
Which has better reviews, Subtext or Storm Sniffer?
Subtext is rated higher. Subtext averages 4.5 out of 5 from 85 ratings, while Storm Sniffer averages 3.9 from 120 ratings.
Do Subtext or Storm Sniffer have ads?
Neither Subtext nor Storm Sniffer shows ads.
Which is updated more often, Subtext or Storm Sniffer?
Subtext ships an update every 3 weeks, and Storm Sniffer monthly. Most recently, Subtext was updated on October 27, 2026 and Storm Sniffer on October 27, 2026.
Which is more popular, Subtext or Storm Sniffer?
Subtext currently peaks at #95 in the App Store charts, and Storm Sniffer at #27. Chart position reflects recent download velocity rather than total install base.

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