# Keyboard AI Subscription vs aipetrix

The clearest difference is in-app purchases: aipetrix at none against Keyboard AI Subscription's 1. aipetrix also leads on update cadence (fortnightly vs every 3 months) and iOS requirement (14.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Keyboard AI Subscription sells 1 one-off in-app purchase. aipetrix asks for nothing beyond the download.

Keyboard AI Subscription ships an update every 3 months, aipetrix fortnightly. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Keyboard AI Subscription | aipetrix |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 845 MB | 137 MB |
| Requires iOS | 16.4 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bryan Ledda](https://appshunter.io/developer/1439071343) | [SanKeXiaoCao(ShenZhen)IOT Technology Company Limited](https://appshunter.io/developer/1550220407) |

## What reviewers say

### Keyboard AI Subscription

[App page](https://appshunter.io/ios/app/keyboard-ai-subscription/id6745053834)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,000,000 Tokens | $3.99 | one-time |


### aipetrix

[App page](https://appshunter.io/ios/app/aipetrix/id6772852904)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keyboard AI Subscription free?

Keyboard AI Subscription is free to download, with in-app purchases available.

### Is aipetrix free?

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

### Do Keyboard AI Subscription or aipetrix have ads?

Neither Keyboard AI Subscription nor aipetrix shows ads.

### Which is updated more often, Keyboard AI Subscription or aipetrix?

Keyboard AI Subscription ships an update every 3 months, and aipetrix fortnightly. Most recently, Keyboard AI Subscription was updated on October 7, 2026 and aipetrix on October 25, 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.*