# a vs ByteSniffer

The clearest difference is in-app purchases: a at none against ByteSniffer's 1. a also leads on review sentiment (78% vs 50%) and chart position (#25 vs unranked). ByteSniffer's advantage is update cadence (every 8 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ByteSniffer sells 1 one-off in-app purchase. a asks for nothing beyond the download.

a ships an update monthly, ByteSniffer every 8 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | a | ByteSniffer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (568 ratings)](https://appshunter.io/ios/app/a-shell/id1473805438/reviews)** | — |
| Number of ratings | **568** | — |
| Positive reviews | **78.3% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Best chart rank | **#25** | — |
| Size | 2.1 GB | 22 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nicolas Holzschuch](https://appshunter.io/developer/1450994948) | [存龙 霍](https://appshunter.io/developer/1442030835) |

## What reviewers say

### a

[App page](https://appshunter.io/ios/app/a-shell/id1473805438)

**Currently charting:** #25 Top Free · Developer Tools (US App Store)

This app provides a local Unix terminal emulator for iOS devices, enabling users to run various Unix commands, edit files, and process data. It includes support for multiple programming languages and network utilities, with integration for iOS Shortcuts and multi-window functionality.

**Highlights:** Local Unix terminal emulator, Run Unix commands, File transfer (scp, curl), Text editing (vim, ed), Programming languages (Python, Lua, C), Network utilities (ping, nslookup), iOS Shortcuts integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful terminal with Linux commands
- 👍 Useful for programming and development
- 🔒 Secure and reliable
- 💡 Impressive capabilities for an iOS app
- 👍 Helpful documentation and developer support

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🔍 Limited customization options
- 🔍 Missing some basic terminal features
- 🔍 Compatibility issues with certain packages

**Reported bugs**

- Toolbar buttons not accessible in portrait mode on some devices
- Pasting from clipboard can insert unexpected characters
- Sourcing certain script files causes crashes

**Requested features**

- Add support for package managers like Homebrew or APT
- Implement more advanced shell features like job control and better tab completion
- Integrate Git for version control
- Allow installing additional packages and libraries
- Improve clipboard and file management integration


### ByteSniffer

[App page](https://appshunter.io/ios/app/bytesniffer/id6768570500)

This tool allows developers to capture, inspect, and modify network traffic on their mobile devices. It enables debugging, API testing, and troubleshooting by providing features like request rewriting, session history, and scripting.

**Highlights:** HTTP capture and session history, Request and response inspection, Request and response rewrite tools, JavaScript scripting support, HTTPS MITM debugging, API debugging and testing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent Pember | $2.99 | one-time |


## Frequently asked questions

### Is a free?

a is free to download, with no in-app purchases.

### Is ByteSniffer free?

ByteSniffer is free to download, with in-app purchases available.

### Do a or ByteSniffer have ads?

Neither a nor ByteSniffer shows ads.

### Which is updated more often, a or ByteSniffer?

a ships an update monthly, and ByteSniffer every 8 days. Most recently, a was updated on November 3, 2026 and ByteSniffer on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*