# FEN vs IMM Academy

The clearest difference is update cadence: IMM Academy at every 10 days against FEN's monthly. 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.

FEN ships an update monthly, IMM Academy every 10 days. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | FEN | IMM Academy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 10 days** |
| Size | 48 MB | 51 MB |
| Requires iOS | 15.5 | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SERVICOS DE MICRO PIGMENTACAO E ENSINO AR LTDA](https://appshunter.io/developer/1874039916) | [Instituto Mestres do Mercado Educacao LTDA](https://appshunter.io/developer/1852313382) |

## What reviewers say

### FEN

[App page](https://appshunter.io/ios/app/fen/id6758631232)

**Features:** macOS Compatibility

**In-app purchases:** none


### IMM Academy

[App page](https://appshunter.io/ios/app/imm-academy/id6763641275)

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

**In-app purchases:** none


## Frequently asked questions

### Is FEN free?

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

### Is IMM Academy free?

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

### Do FEN or IMM Academy have ads?

Both FEN and IMM Academy show ads.

### Which is updated more often, FEN or IMM Academy?

FEN ships an update monthly, and IMM Academy every 10 days. Most recently, FEN was updated on October 7, 2026 and IMM Academy 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.*