# Clarix vs Penly AI

The clearest difference is update cadence: Clarix at every 3 weeks against Penly AI's every 3 months. Clarix also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Clarix sells 2 in-app purchases, starting at $4.99 per month and Penly AI sells 6 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Clarix ships an update every 3 weeks, Penly AI every 3 months. The most recent releases landed on October 25, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Clarix | Penly AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 40 MB | 23 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Kristina Baltutyte](https://appshunter.io/developer/1892579142) | [Laiba Saleem](https://appshunter.io/developer/1896776413) |

## What reviewers say

### Clarix

[App page](https://appshunter.io/ios/app/clarix-message-rewrite/id6762032524)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clarix Pro | $4.99 | per month |
| Clarix Pro Yearly | $29.99 | per year |


### Penly AI

[App page](https://appshunter.io/ios/app/penly-ai/id6771273283)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $9.99 | per 7 days |
| Monthly Subscription | $24.99 | per month |
| Yearly Subscription | $39.99 | per year |
| Small Pack | $7.99 | one-time |
| Medium Subscription | $14.99 | one-time |
| Large Pack | $29.99 | one-time |


## Frequently asked questions

### Is Clarix free?

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

### Is Penly AI free?

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

### Do Clarix or Penly AI have ads?

Neither Clarix nor Penly AI shows ads.

### Which is updated more often, Clarix or Penly AI?

Clarix ships an update every 3 weeks, and Penly AI every 3 months. Most recently, Clarix was updated on October 25, 2026 and Penly AI on November 10, 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.*