# Word Pyramid vs MistakeBook

The clearest difference is price: Word Pyramid at Free against MistakeBook's $1.99. Word Pyramid also leads on iOS requirement (11.0 vs 13.0). MistakeBook's advantage is chart position (#197 vs unranked). On in-app purchases and device support there is nothing between them.

Word Pyramid is free to download; MistakeBook costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Word Pyramid | MistakeBook |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Monetization | — | Paid |
| Best chart rank | — | **#197** |
| Size | 86 MB | 26 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [政彦 李](https://appshunter.io/developer/1498411410) | [Xiamen City Fanyou Network Technology Co., Ltd.](https://appshunter.io/developer/1842524161) |

## What reviewers say

### Word Pyramid

[App page](https://appshunter.io/ios/app/word-pyramid/id1500563600)

**In-app purchases:** none


### MistakeBook

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

**Currently charting:** #197 Top Paid · Education (US App Store)

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 Word Pyramid free?

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

### Is MistakeBook free?

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

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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.*