# mindlib (Mind Map, Notes) vs Brain3k

The clearest difference is review sentiment: mindlib (Mind Map, Notes) at 80% against Brain3k's 0%. mindlib (Mind Map, Notes) also leads on iOS requirement (13.0 vs 15.0). Brain3k's advantage is rating (4.8 vs 3.5) and update cadence (weekly vs every 6 weeks). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. mindlib (Mind Map, Notes) sells 3 in-app purchases, starting at $0.99 per month and Brain3k sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Brain3k holds the better App Store score, 4.8 against 3.5. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews complicate that: 80% of mindlib (Mind Map, Notes)'s written reviews are positive against 0% of Brain3k's, so the app with the better star average is not the one people write more warmly about.

mindlib (Mind Map, Notes) ships an update every 6 weeks, Brain3k weekly. The most recent releases landed on October 18, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | mindlib (Mind Map, Notes) | Brain3k |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (4 ratings)](https://appshunter.io/ios/app/mindlib-mind-map-notes/id1522257352/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/brain3k/id1587505104/reviews)** |
| Number of ratings | 4 | 4 |
| Positive reviews | **80.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 23 MB | 22 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Carsten Klaffke](https://appshunter.io/developer/1522257354) | [Hydra Softworks](https://appshunter.io/developer/550896869) |

## What reviewers say

### mindlib (Mind Map, Notes)

[App page](https://appshunter.io/ios/app/mindlib-mind-map-notes/id1522257352)

Organize and expand your knowledge with an AI-powered mind mapping tool. Create interconnected information networks, engage in AI conversations for insights, and automatically generate mind maps from discussions. Supports web access and data import/export.

**Highlights:** AI-powered mind mapping, Personalized AI chat, Automatic mind map generation, Weblink sharing and Open Graph integration, Google Knowledge Graph integration, Offline access and synchronization, OPML import/export

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version Monthly | $0.99 | per month |
| Full Version Yearly | $7.99 | per year |
| Full version | $2.99 | one-time |


### Brain3k

[App page](https://appshunter.io/ios/app/brain3k/id1587505104)

This app helps you organize web content and personal notes by simulating how the brain retrieves information. Instead of folders, you use keywords to instantly find saved items, making searching more intuitive and saving time.

**Highlights:** Keyword-based memory retrieval, Automatic content analysis and screenshots, Custom tags and notes, Cross-platform synchronization (iOS, iPadOS, macOS), Beautiful, platform-adapted design, No user tracking or data selling

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access | $19.99 | per year |


## Frequently asked questions

### Is mindlib (Mind Map, Notes) free?

mindlib (Mind Map, Notes) is free to download, with in-app purchases available.

### Is Brain3k free?

Brain3k is free to download, with in-app purchases available.

### Which has better reviews, mindlib (Mind Map, Notes) or Brain3k?

Brain3k is rated higher. mindlib (Mind Map, Notes) averages 3.5 out of 5 from 4 ratings, while Brain3k averages 4.8 from 4 ratings.

### Do mindlib (Mind Map, Notes) or Brain3k have ads?

Neither mindlib (Mind Map, Notes) nor Brain3k shows ads.

### Which is updated more often, mindlib (Mind Map, Notes) or Brain3k?

mindlib (Mind Map, Notes) ships an update every 6 weeks, and Brain3k weekly. Most recently, mindlib (Mind Map, Notes) was updated on October 18, 2026 and Brain3k on September 30, 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.*