# BitByteConverter vs Syscall

The clearest difference is update cadence: Syscall at every 2 months against BitByteConverter's every 10 months. BitByteConverter's advantage is iOS requirement (8.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BitByteConverter ships an update every 10 months, Syscall every 2 months. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | BitByteConverter | Syscall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Size | 1 MB | 27 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Muquit](https://appshunter.io/developer/946759211) | [nttworks](https://appshunter.io/developer/1794251891) |

## What reviewers say

### BitByteConverter

[App page](https://appshunter.io/ios/app/bitbyteconverter/id946759212)

**Features:** macOS Compatibility

**In-app purchases:** none


### Syscall

[App page](https://appshunter.io/ios/app/syscall/id6751177034)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BitByteConverter free?

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

### Is Syscall free?

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

### Do BitByteConverter or Syscall have ads?

Neither BitByteConverter nor Syscall shows ads.

### Which is updated more often, BitByteConverter or Syscall?

BitByteConverter ships an update every 10 months, and Syscall every 2 months. Most recently, BitByteConverter was updated on October 26, 2026 and Syscall on October 28, 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.*