# 解忧 vs Quilt Tracker & Calculator

The clearest difference is in-app purchases: 解忧 at none against Quilt Tracker & Calculator's 2. 解忧 also leads on ads (none vs shown) and update cadence (fortnightly vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Quilt Tracker & Calculator sells 2 in-app purchases, starting at $3.99 per month. 解忧 asks for nothing beyond the download.

解忧 ships an update fortnightly, Quilt Tracker & Calculator every 5 weeks. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 解忧 | Quilt Tracker & Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 20 MB | 46 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社オーティーシー](https://appshunter.io/developer/1711932668) | [hiroki kawamura](https://appshunter.io/developer/1613885005) |

## What reviewers say

### 解忧

[App page](https://appshunter.io/ios/app/id6469417648)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quilt Tracker & Calculator

[App page](https://appshunter.io/ios/app/quilt-tracker-and-calculator/id6794494747)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly (7-day trial) | $23.99 | per year |


## Frequently asked questions

### Is 解忧 free?

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

### Is Quilt Tracker & Calculator free?

Quilt Tracker & Calculator is free to download, with in-app purchases available.

### Do 解忧 or Quilt Tracker & Calculator have ads?

Quilt Tracker & Calculator shows ads; 解忧 does not.

### Which is updated more often, 解忧 or Quilt Tracker & Calculator?

解忧 ships an update fortnightly, and Quilt Tracker & Calculator every 5 weeks. Most recently, 解忧 was updated on October 18, 2026 and Quilt Tracker & Calculator on October 24, 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.*