# PocketMind Custom AI vs Graylin

The clearest difference is update cadence: Graylin at every 3 days against PocketMind Custom AI's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PocketMind Custom AI sells 1 in-app purchase, starting at $1.99 per 7 days and Graylin sells 10 in-app purchases, starting at $34.99 per month. Whichever you choose, the download price is not the number that matters.

PocketMind Custom AI ships an update fortnightly, Graylin every 3 days. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PocketMind Custom AI | Graylin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 25 MB | 42 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cloud Garden Ltd](https://appshunter.io/developer/1016843581) | [GRAYLIN AI (PTY) LTD](https://appshunter.io/developer/1872989548) |

## What reviewers say

### PocketMind Custom AI

[App page](https://appshunter.io/ios/app/pocketmind-custom-ai/id6743875311)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PocketMind Basic Weekly | $1.99 | per 7 days |


### Graylin

[App page](https://appshunter.io/ios/app/graylin/id6759706980)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Graylin Starter | $34.99 | per month |
| Graylin Pro | $57.99 | per month |
| Graylin Team | $114.99 | per month |
| Graylin Starter Year | $219.99 | per year |
| Graylin Pro Year | $579.99 | per year |
| Graylin Team Year | $1000.00 | per year |
| 5 AI Credits | $5.99 | one-time |
| 10 AI Credits | $11.99 | one-time |
| 25 AI Credits | $29.99 | one-time |
| 50 AI Credits | $59.99 | one-time |


## Frequently asked questions

### Is PocketMind Custom AI free?

PocketMind Custom AI is free to download, with in-app purchases available.

### Is Graylin free?

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

### Do PocketMind Custom AI or Graylin have ads?

Neither PocketMind Custom AI nor Graylin shows ads.

### Which is updated more often, PocketMind Custom AI or Graylin?

PocketMind Custom AI ships an update fortnightly, and Graylin every 3 days. Most recently, PocketMind Custom AI was updated on November 8, 2026 and Graylin on October 31, 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.*