# Pocket Brain vs JotShelf

The clearest difference is price: Pocket Brain at Free against JotShelf's $1.99. Pocket Brain also leads on update cadence (every 8 days vs every 4 months) and iOS requirement (14.0 vs 18.6). JotShelf's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

Pocket Brain is free to download; JotShelf costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pocket Brain ships an update every 8 days, JotShelf every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Pocket Brain | JotShelf |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pocket-brain-ai-second-brain/id6738719152/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 4 months |
| Size | 44 MB | 7 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MIGUEL ALVAREZ LESMES](https://appshunter.io/developer/1782050151) | [Marko Zamurovic](https://appshunter.io/developer/1876493192) |

## What reviewers say

### Pocket Brain

[App page](https://appshunter.io/ios/app/pocket-brain-ai-second-brain/id6738719152)

**Features:** macOS Compatibility

**In-app purchases:** none


### JotShelf

[App page](https://appshunter.io/ios/app/jotshelf/id6760388919)

**In-app purchases:** none


## Frequently asked questions

### Is Pocket Brain free?

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

### Is JotShelf free?

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

### Do Pocket Brain or JotShelf have ads?

Pocket Brain shows ads; JotShelf does not.

### Which is updated more often, Pocket Brain or JotShelf?

Pocket Brain ships an update every 8 days, and JotShelf every 4 months. Most recently, Pocket Brain was updated on October 24, 2026 and JotShelf on October 24, 2026.

---

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