# Lernig vs 25

The clearest difference is in-app purchases: 25 at none against Lernig's 3. Lernig's advantage is iOS requirement (15.1 vs 18.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lernig sells 3 in-app purchases, starting at $2.99 per 7 days. 25 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Lernig | 25 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 116 MB | 11 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Furkan Gonel](https://appshunter.io/developer/1835448297) | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) |

## What reviewers say

### Lernig

[App page](https://appshunter.io/ios/app/lernig-ai-learning/id6751505077)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lernig Plus - Weekly | $2.99 | per 7 days |
| Lernig Plus - Monthly | $6.99 | per month |
| Lernig Plus - Yearly | $39.99 | per year |


### 25

[App page](https://appshunter.io/ios/app/25-5-timer-focus-timer/id6783129150)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lernig free?

Lernig is free to download, with in-app purchases available.

### Is 25 free?

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

### Do Lernig or 25 have ads?

Both Lernig and 25 show ads.

### Which is updated more often, Lernig or 25?

Lernig ships an update every 2 weeks, and 25 every 2 weeks. Most recently, Lernig was updated on October 7, 2026 and 25 on October 11, 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.*