# MistakeAI vs WoofNote

The clearest difference is in-app purchases: MistakeAI at none against WoofNote's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. WoofNote sells 3 in-app purchases, starting at $3.99 per month. MistakeAI asks for nothing beyond the download.

## The numbers

| Metric | MistakeAI | WoofNote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 3 MB | 63 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Geeker Technology (Sanhe) Co., Ltd.](https://appshunter.io/developer/1825336566) | [Hyeon Jin Ko](https://appshunter.io/developer/1871874564) |

## What reviewers say

### MistakeAI

[App page](https://appshunter.io/ios/app/mistakeai/id6763741142)

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

**In-app purchases:** none


### WoofNote

[App page](https://appshunter.io/ios/app/woofnote-quiz-notes/id6785422995)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WoofNote Pro (1 Month) | $3.99 | per month |
| WoofNote Pro (3 Months) | $7.99 | per 3 months |
| WoofNote Pro (1 Year) | $20.99 | per year |


## Frequently asked questions

### Is MistakeAI free?

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

### Is WoofNote free?

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

### Do MistakeAI or WoofNote have ads?

Neither MistakeAI nor WoofNote shows ads.

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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.*