# PocketMind Custom AI vs PrimeThink

The clearest difference is in-app purchases: PrimeThink at none against PocketMind Custom AI's 1. On price, update cadence, ads 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. PrimeThink asks for nothing beyond the download.

PocketMind Custom AI ships an update fortnightly, PrimeThink every 3 weeks. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PocketMind Custom AI | PrimeThink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 25 MB | 67 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Cloud Garden Ltd](https://appshunter.io/developer/1016843581) | [Novaware Ltd](https://appshunter.io/developer/1502285848) |

## 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 |


### PrimeThink

[App page](https://appshunter.io/ios/app/primethink/id6744278915)

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

**In-app purchases:** none


## Frequently asked questions

### Is PocketMind Custom AI free?

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

### Is PrimeThink free?

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

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

Neither PocketMind Custom AI nor PrimeThink shows ads.

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

PocketMind Custom AI ships an update fortnightly, and PrimeThink every 3 weeks. Most recently, PocketMind Custom AI was updated on November 3, 2026 and PrimeThink on October 28, 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.*