# 21 Boxing vs Kapitán

The clearest difference is update cadence: Kapitán at fortnightly against 21 Boxing's every 19 months. 21 Boxing's advantage is iOS requirement (13.0 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.

21 Boxing ships an update every 19 months, Kapitán fortnightly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 21 Boxing | Kapitán |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Fortnightly** |
| Size | 11 MB | 42 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [21 Boxing](https://appshunter.io/developer/1495174217) | [KAPITAN APP SL](https://appshunter.io/developer/1843814352) |

## What reviewers say

### 21 Boxing

[App page](https://appshunter.io/ios/app/21-boxing/id1501549233)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Kapitán

[App page](https://appshunter.io/ios/app/kapitan/id6753582440)

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

**In-app purchases:** none


## Frequently asked questions

### Is 21 Boxing free?

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

### Is Kapitán free?

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

### Do 21 Boxing or Kapitán have ads?

Neither 21 Boxing nor Kapitán shows ads.

### Which is updated more often, 21 Boxing or Kapitán?

21 Boxing ships an update every 19 months, and Kapitán fortnightly. Most recently, 21 Boxing was updated on November 7, 2026 and Kapitán 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.*