# Ostervald Bible vs Yada Project

The clearest difference is in-app purchases: Yada Project at none against Ostervald Bible's 1. Yada Project also leads on update cadence (every 5 days vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ostervald Bible sells 1 one-off in-app purchase. Yada Project asks for nothing beyond the download.

Ostervald Bible ships an update every 12 months, Yada Project every 5 days. The most recent releases landed on September 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Ostervald Bible | Yada Project |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Every 5 days** |
| Size | 10 MB | 11 MB |
| Requires iOS | 15.2 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [David Maraba](https://appshunter.io/developer/1561311696) | [Loic Kouame](https://appshunter.io/developer/1804909178) |

## What reviewers say

### Ostervald Bible

[App page](https://appshunter.io/ios/app/ostervald-bible/id1614596002)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ads Free Version - Life Time | $4.99 | one-time |


### Yada Project

[App page](https://appshunter.io/ios/app/yada-project/id6743853813)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ostervald Bible free?

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

### Is Yada Project free?

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

### Do Ostervald Bible or Yada Project have ads?

Both Ostervald Bible and Yada Project show ads.

### Which is updated more often, Ostervald Bible or Yada Project?

Ostervald Bible ships an update every 12 months, and Yada Project every 5 days. Most recently, Ostervald Bible was updated on September 27, 2026 and Yada Project on October 18, 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.*