# Binary Challenge vs Kenbak

The clearest difference is update cadence: Kenbak at every 3 weeks against Binary Challenge's every 61 months. Binary Challenge's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

Binary Challenge ships an update every 61 months, Kenbak every 3 weeks. The most recent releases landed on October 4, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Binary Challenge | Kenbak |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 61 months | **Every 3 weeks** |
| Size | 3 MB | 26 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ola Kaare Risa](https://appshunter.io/developer/1562401648) | [Takhir Zakirov](https://appshunter.io/developer/1717448184) |

## What reviewers say

### Binary Challenge

[App page](https://appshunter.io/ios/app/binary-challenge/id1564728589)

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

**In-app purchases:** none


### Kenbak

[App page](https://appshunter.io/ios/app/kenbak-1/id6744865263)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Binary Challenge free?

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

### Is Kenbak free?

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

### Do Binary Challenge or Kenbak have ads?

Neither Binary Challenge nor Kenbak shows ads.

### Which is updated more often, Binary Challenge or Kenbak?

Binary Challenge ships an update every 61 months, and Kenbak every 3 weeks. Most recently, Binary Challenge was updated on October 4, 2026 and Kenbak on September 25, 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.*