# OneSync AI vs Kernio

The clearest difference is in-app purchases: OneSync AI at none against Kernio's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kernio sells 4 in-app purchases, starting at $18.99 per month. OneSync AI asks for nothing beyond the download.

## The numbers

| Metric | OneSync AI | Kernio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Size | 30 MB | 190 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [W2S Software Co., Ltd.](https://appshunter.io/developer/1544915807) | [Kien Nguyen](https://appshunter.io/developer/1888344326) |

## What reviewers say

### OneSync AI

[App page](https://appshunter.io/ios/app/onesync-ai/id6753162210)

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

**In-app purchases:** none


### Kernio

[App page](https://appshunter.io/ios/app/kernio-voice-notes/id6761232421)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Monthly | $18.99 | per month |
| Kernio Pro | $48.99 | per month |
| Kernio Starter Yearly | $149.99 | per year |
| Kernio Pro Yearly | $389.99 | per year |


## Frequently asked questions

### Is OneSync AI free?

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

### Is Kernio free?

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

### Do OneSync AI or Kernio have ads?

Neither OneSync AI nor Kernio shows ads.

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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.*