# Mentarapp vs nook

The clearest difference is update cadence: nook at every 3 days against Mentarapp's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mentarapp ships an update every 2 months, nook every 3 days. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Mentarapp | nook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/nook-second-brain/id6773906992/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | — | Free |
| Size | 34 MB | 54 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Adrian Serrano Mota](https://appshunter.io/developer/1864792901) | [Cara Rosengard](https://appshunter.io/developer/6773906994) |

## What reviewers say

### Mentarapp

[App page](https://appshunter.io/ios/app/mentarapp/id6757170861)

**Features:** macOS Compatibility

**In-app purchases:** none


### nook

[App page](https://appshunter.io/ios/app/nook-second-brain/id6773906992)

Save articles, recipes, products, places, videos, documents, and ideas from across the web. Organize your scattered links into visual, searchable saves with context, notes, and reminders. Keep your digital life organized in one quiet place.

**Highlights:** Save articles, recipes, products, places, videos, documents, and ideas, Visual and searchable saves, Add context, notes, and reminders, Organize saves by custom categories, Consolidate scattered links

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

**In-app purchases:** none


## Frequently asked questions

### Is Mentarapp free?

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

### Is nook free?

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

### Do Mentarapp or nook have ads?

Neither Mentarapp nor nook shows ads.

### Which is updated more often, Mentarapp or nook?

Mentarapp ships an update every 2 months, and nook every 3 days. Most recently, Mentarapp was updated on October 16, 2026 and nook on October 11, 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.*