# willing vs SUSMe | サステナブルな暮らしをはじめよう

The clearest difference is update cadence: SUSMe | サステナブルな暮らしをはじめよう at every 5 days against willing's every 5 weeks. willing's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

willing ships an update every 5 weeks, SUSMe | サステナブルな暮らしをはじめよう every 5 days. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | willing | SUSMe | サステナブルな暮らしをはじめよう |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 34 MB | 90 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SUNNY GEM CO., LTD.](https://appshunter.io/developer/958512118) | [株式会社STACTs](https://appshunter.io/developer/1660423574) |

## What reviewers say

### willing

[App page](https://appshunter.io/ios/app/willing/id1462447916)

**Features:** macOS Compatibility

**In-app purchases:** none


### SUSMe | サステナブルな暮らしをはじめよう

[App page](https://appshunter.io/ios/app/susme/id6739904764)

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

**In-app purchases:** none


## Frequently asked questions

### Is willing free?

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

### Is SUSMe | サステナブルな暮らしをはじめよう free?

SUSMe | サステナブルな暮らしをはじめよう is free to download, with no in-app purchases.

### Do willing or SUSMe | サステナブルな暮らしをはじめよう have ads?

Neither willing nor SUSMe | サステナブルな暮らしをはじめよう shows ads.

### Which is updated more often, willing or SUSMe | サステナブルな暮らしをはじめよう?

willing ships an update every 5 weeks, and SUSMe | サステナブルな暮らしをはじめよう every 5 days. Most recently, willing was updated on October 4, 2026 and SUSMe | サステナブルな暮らしをはじめよう on October 9, 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.*