# dou vs Ligain

The clearest difference is in-app purchases: Ligain at none against dou's 2. Ligain also leads on iOS requirement (15.1 vs 17.6). dou's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. dou sells 2 in-app purchases, starting at $3.99 per month. Ligain asks for nothing beyond the download.

dou ships an update weekly, Ligain every 6 weeks. The most recent releases landed on September 24, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | dou | Ligain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 weeks |
| Size | 139 MB | 38 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [THIBAULT MATHIEU DOUX](https://appshunter.io/developer/1817003827) | [BENOIT JEAN LINSEY FAZI](https://appshunter.io/developer/1826097214) |

## What reviewers say

### dou

[App page](https://appshunter.io/ios/app/dou/id6746456161)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dou Plus | $3.99 | per month |
| Dou Plus | $34.99 | per year |


### Ligain

[App page](https://appshunter.io/ios/app/ligain/id6748531523)

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

**In-app purchases:** none


## Frequently asked questions

### Is dou free?

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

### Is Ligain free?

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

### Do dou or Ligain have ads?

Neither dou nor Ligain shows ads.

### Which is updated more often, dou or Ligain?

dou ships an update weekly, and Ligain every 6 weeks. Most recently, dou was updated on September 24, 2026 and Ligain on September 26, 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.*