# Divisores vs MistakeBook

The clearest difference is update cadence: MistakeBook at monthly against Divisores's every 37 months. MistakeBook also leads on iOS requirement (13.0 vs 15.1). Divisores's advantage is price ($0.99 vs $1.99). On ads, in-app purchases and device support there is nothing between them.

Divisores costs $0.99 and MistakeBook $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Divisores ships an update every 37 months, MistakeBook monthly. The most recent releases landed on October 8, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Divisores | MistakeBook |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Monthly** |
| Monetization | — | Paid |
| Size | 0 MB | 26 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### Divisores

[App page](https://appshunter.io/ios/app/divisores/id1569513629)

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

**In-app purchases:** none


### MistakeBook

[App page](https://appshunter.io/ios/app/mistakebook-wrong-answer-log/id6770173206)

Log and review incorrect answers to improve learning. Organize mistakes by subject and topic, and utilize spaced repetition to reinforce weak areas. Track progress with visual charts and daily check-ins for effective test preparation.

**Highlights:** Log mistakes with photos and notes, Organize by subject and custom tags, Spaced repetition review mode, Ebbinghaus forgetting curve schedule, Progress charts and stats dashboard, Data import/export backup

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

**In-app purchases:** none


## Frequently asked questions

### Is Divisores free?

Divisores costs $0.99, with no in-app purchases.

### Is MistakeBook free?

MistakeBook costs $1.99, with no in-app purchases.

### Do Divisores or MistakeBook have ads?

Neither Divisores nor MistakeBook shows ads.

### Which is updated more often, Divisores or MistakeBook?

Divisores ships an update every 37 months, and MistakeBook monthly. Most recently, Divisores was updated on October 8, 2026 and MistakeBook on October 20, 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.*