# 20Fen vs 21Studio

The clearest difference is iOS requirement: 21Studio at 13.0 against 20Fen's 15.6. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 20Fen | 21Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 124 MB | 21 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [H Properties Limited](https://appshunter.io/developer/1538567028) | [Ali Ather](https://appshunter.io/developer/1848166219) |

## What reviewers say

### 20Fen

[App page](https://appshunter.io/ios/app/20fen/id1666145259)

**Features:** Apple Wallet

**In-app purchases:** none


### 21Studio

[App page](https://appshunter.io/ios/app/21studio/id6754393185)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 20Fen free?

20Fen is free to download, with no in-app purchases.

### Is 21Studio free?

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

### Do 20Fen or 21Studio have ads?

Neither 20Fen nor 21Studio shows ads.

### Which is updated more often, 20Fen or 21Studio?

20Fen ships an update every 6 weeks, and 21Studio every 6 weeks. Most recently, 20Fen was updated on October 7, 2026 and 21Studio on October 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.*