# Graylin vs Kanvas AI

The clearest difference is in-app purchases: Kanvas AI at none against Graylin's 10. Graylin's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Graylin sells 10 in-app purchases, starting at $34.99 per month. Kanvas AI asks for nothing beyond the download.

Graylin ships an update every 3 days, Kanvas AI every 3 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | Graylin | Kanvas AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 42 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GRAYLIN AI (PTY) LTD](https://appshunter.io/developer/1872989548) | [OCEANIC HORIZON HOLDINGS PTY LTD](https://appshunter.io/developer/1895813358) |

## What reviewers say

### 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 |


### Kanvas AI

[App page](https://appshunter.io/ios/app/kanvas-ai/id6764784681)

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

**In-app purchases:** none


## Frequently asked questions

### Is Graylin free?

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

### Is Kanvas AI free?

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

### Do Graylin or Kanvas AI have ads?

Neither Graylin nor Kanvas AI shows ads.

### Which is updated more often, Graylin or Kanvas AI?

Graylin ships an update every 3 days, and Kanvas AI every 3 weeks. Most recently, Graylin was updated on October 28, 2026 and Kanvas AI 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.*