# UUUO vs つり丸カレンダー

The clearest difference is device support: UUUO at 3 against つり丸カレンダー's —. つり丸カレンダー's advantage is iOS requirement (12.0 vs 15.0). On price 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.

## The numbers

| Metric | UUUO | つり丸カレンダー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 10 days | — |
| Size | 95 MB | 74 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [UUUO, inc.](https://appshunter.io/developer/1489082725) | [Swivel](https://appshunter.io/developer/1643654441) |

## What reviewers say

### UUUO

[App page](https://appshunter.io/ios/app/uuuo/id1571920961)

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

**In-app purchases:** none


### つり丸カレンダー

[App page](https://appshunter.io/ios/app/id6477733242)

**In-app purchases:** none


## Frequently asked questions

### Is UUUO free?

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

### Is つり丸カレンダー free?

つり丸カレンダー is free to download, with no in-app purchases.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*