# Maxdoro vs Correctbook App

The clearest difference is update cadence: Maxdoro at every 4 weeks against Correctbook App's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Maxdoro ships an update every 4 weeks, Correctbook App every 9 months. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Maxdoro | Correctbook App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 9 months |
| Size | 38 MB | 30 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maxd'Oro B.V.](https://appshunter.io/developer/380657828) | [Correctbook](https://appshunter.io/developer/1691849771) |

## What reviewers say

### Maxdoro

[App page](https://appshunter.io/ios/app/maxdoro/id1630394736)

**In-app purchases:** none


### Correctbook App

[App page](https://appshunter.io/ios/app/correctbook-app/id6450104369)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Maxdoro free?

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

### Is Correctbook App free?

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

### Do Maxdoro or Correctbook App have ads?

Neither Maxdoro nor Correctbook App shows ads.

### Which is updated more often, Maxdoro or Correctbook App?

Maxdoro ships an update every 4 weeks, and Correctbook App every 9 months. Most recently, Maxdoro was updated on October 20, 2026 and Correctbook App on October 13, 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.*