# omamolink vs Petask デコれるTodo×シール帳

The clearest difference is in-app purchases: omamolink at none against Petask デコれるTodo×シール帳's 8. omamolink also leads on iOS requirement (15.5 vs 17.0). Petask デコれるTodo×シール帳's advantage is update cadence (every 5 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Petask デコれるTodo×シール帳 sells 8 one-off in-app purchases. omamolink asks for nothing beyond the download.

omamolink ships an update every 3 months, Petask デコれるTodo×シール帳 every 5 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | omamolink | Petask デコれるTodo×シール帳 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 101 MB | 22 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社grigry](https://appshunter.io/developer/1607263147) | [Chihiro Omi](https://appshunter.io/developer/1856114249) |

## What reviewers say

### omamolink

[App page](https://appshunter.io/ios/app/omamolink/id1607263025)

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

**In-app purchases:** none


### Petask デコれるTodo×シール帳

[App page](https://appshunter.io/ios/app/petask-todo/id6781984655)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コスメポーチパック | $0.49 | one-time |
| レトロ喫茶パック | $0.99 | one-time |
| ピクセルスイーツパック | $0.99 | one-time |
| 韓国っぽパック | $0.99 | one-time |
| マリンパック（夏限定） | $1.99 | one-time |
| ゲームっ子パック | $1.99 | one-time |
| アゲアゲギャルパック1 | $1.99 | one-time |
| アゲアゲギャルパック2 | $1.99 | one-time |


## Frequently asked questions

### Is omamolink free?

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

### Is Petask デコれるTodo×シール帳 free?

Petask デコれるTodo×シール帳 is free to download, with in-app purchases available.

### Do omamolink or Petask デコれるTodo×シール帳 have ads?

Neither omamolink nor Petask デコれるTodo×シール帳 shows ads.

### Which is updated more often, omamolink or Petask デコれるTodo×シール帳?

omamolink ships an update every 3 months, and Petask デコれるTodo×シール帳 every 5 days. Most recently, omamolink was updated on November 3, 2026 and Petask デコれるTodo×シール帳 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.*