# ReadHaven vs langium

The clearest difference is in-app purchases: langium at none against ReadHaven's 2. ReadHaven's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price, update cadence and device support there is nothing between them.

Both are free to download. ReadHaven sells 2 in-app purchases, starting at $39.99 per month. langium asks for nothing beyond the download.

ReadHaven ships an update every 6 days, langium every 10 days. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ReadHaven | langium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 10 days |
| Size | 153 MB | 46 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [SUPER Z BILISIM ANONIM SIRKETI](https://appshunter.io/developer/1762399807) | [BFZ MEKATRONIK YAZILIM MUHENDISLIK SANAYI VE TICARET LIMITED SIRKETI](https://appshunter.io/developer/1837525630) |

## What reviewers say

### ReadHaven

[App page](https://appshunter.io/ios/app/readhaven/id6630379456)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readhaven Plus | $39.99 | per month |
| Readhaven Plus Yıllık Abonelik | $349.99 | per year |


### langium

[App page](https://appshunter.io/ios/app/langium/id6753336522)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ReadHaven free?

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

### Is langium free?

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

### Do ReadHaven or langium have ads?

langium shows ads; ReadHaven does not.

### Which is updated more often, ReadHaven or langium?

ReadHaven ships an update every 6 days, and langium every 10 days. Most recently, ReadHaven was updated on October 12, 2026 and langium on October 5, 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.*