# BjjProgress vs OpponentBook

The clearest difference is in-app purchases: BjjProgress at none against OpponentBook's 4. OpponentBook's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. OpponentBook sells 4 in-app purchases, starting at $9.99 per month. BjjProgress asks for nothing beyond the download.

## The numbers

| Metric | BjjProgress | OpponentBook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 days |
| Size | 51 MB | 78 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Hubert Domagala](https://appshunter.io/developer/1857641989) | [Recsty AB](https://appshunter.io/developer/1892368355) |

## What reviewers say

### BjjProgress

[App page](https://appshunter.io/ios/app/bjjprogress/id6755962774)

**In-app purchases:** none


### OpponentBook

[App page](https://appshunter.io/ios/app/opponentbook/id6801899784)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpponentBook Premium Monthly | $9.99 | per month |
| OpponentBook Premium | $11.99 | per month |
| OpponentBook Pro | $22.99 | per month |
| OpponentBook Max | $44.99 | per month |


## Frequently asked questions

### Is BjjProgress free?

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

### Is OpponentBook free?

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

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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.*