# OneSync AI vs Sticky Notes

The clearest difference is in-app purchases: OneSync AI at none against Sticky Notes's 4. OneSync AI also leads on update cadence (every 9 days vs every 2 months) and iOS requirement (15.5 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Sticky Notes sells 4 in-app purchases, starting at $0.99 per 7 days. OneSync AI asks for nothing beyond the download.

OneSync AI ships an update every 9 days, Sticky Notes every 2 months. The most recent releases landed on October 6, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OneSync AI | Sticky Notes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Size | 30 MB | 10 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [W2S Software Co., Ltd.](https://appshunter.io/developer/1544915807) | [Vincent CORRU](https://appshunter.io/developer/1786117888) |

## 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


### Sticky Notes

[App page](https://appshunter.io/ios/app/sticky-notes-stickme/id6754407379)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $0.99 | per 7 days |
| Monthly Plan | $2.99 | per month |
| Yearly Plan | $9.99 | per year |
| Lifetime Plan | $24.99 | one-time |


## Frequently asked questions

### Is OneSync AI free?

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

### Is Sticky Notes free?

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

### Do OneSync AI or Sticky Notes have ads?

Neither OneSync AI nor Sticky Notes shows ads.

### Which is updated more often, OneSync AI or Sticky Notes?

OneSync AI ships an update every 9 days, and Sticky Notes every 2 months. Most recently, OneSync AI was updated on October 6, 2026 and Sticky Notes 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.*