# weLearning vs DuoBook.co

The clearest difference is in-app purchases: weLearning at none against DuoBook.co's 1. DuoBook.co's advantage is update cadence (every 4 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DuoBook.co sells 1 in-app purchase, starting at $7.99 per month. weLearning asks for nothing beyond the download.

weLearning ships an update every 10 days, DuoBook.co every 4 days. The most recent releases landed on September 18, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | weLearning | DuoBook.co |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Size | 59 MB | 33 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Vladimir Vinakheras](https://appshunter.io/developer/1653332524) | [Emin Onur Karakaslar](https://appshunter.io/developer/1891281160) |

## What reviewers say

### weLearning

[App page](https://appshunter.io/ios/app/welearning/id1668234482)

**Features:** macOS Compatibility

**In-app purchases:** none


### DuoBook.co

[App page](https://appshunter.io/ios/app/duobookco/id6762019079)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DuoBook Pro | $7.99 | per month |


## Frequently asked questions

### Is weLearning free?

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

### Is DuoBook.co free?

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

### Do weLearning or DuoBook.co have ads?

Neither weLearning nor DuoBook.co shows ads.

### Which is updated more often, weLearning or DuoBook.co?

weLearning ships an update every 10 days, and DuoBook.co every 4 days. Most recently, weLearning was updated on September 18, 2026 and DuoBook.co on September 19, 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.*