# MistakeBook vs NoteLinkAi

The clearest difference is in-app purchases: MistakeBook at none against NoteLinkAi's 6. NoteLinkAi's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NoteLinkAi sells 6 in-app purchases, starting at $3.99 per 7 days. MistakeBook asks for nothing beyond the download.

MistakeBook ships an update every 3 weeks, NoteLinkAi every 3 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | MistakeBook | NoteLinkAi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/notelinkai-study-what-matters/id6800458875/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Free |
| Size | 183 MB | 30 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [志跃 王](https://appshunter.io/developer/6788202252) | [Riley Timmer](https://appshunter.io/developer/6800458877) |

## What reviewers say

### MistakeBook

[App page](https://appshunter.io/ios/app/mistakebook-ai-study-notes/id6788320929)

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

**In-app purchases:** none


### NoteLinkAi

[App page](https://appshunter.io/ios/app/notelinkai-study-what-matters/id6800458875)

This app transforms your course materials into a personalized study system. It organizes your semester, highlights key deadlines, and generates study tools like flashcards and quizzes based on your professor's content. Focus on learning rather than planning your study schedule.

**Highlights:** Semester mapping and deadline tracking, Personalized study recommendations, Content-based study tool generation, Lecture recording and organization, Syllabus and material integration, Custom quiz creation

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoteLinkAi Pro Weekly | $3.99 | per 7 days |
| NoteLinkAi Pro Monthly | $7.99 | per month |
| Pro Plan | $9.99 | per month |
| Pro Annual Offer | $29.95 | per year |
| Pro Plan Annual | $39.95 | per year |
| NoteLinkAi Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is MistakeBook free?

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

### Is NoteLinkAi free?

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

### Do MistakeBook or NoteLinkAi have ads?

Neither MistakeBook nor NoteLinkAi shows ads.

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

MistakeBook ships an update every 3 weeks, and NoteLinkAi every 3 days. Most recently, MistakeBook was updated on October 31, 2026 and NoteLinkAi on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*