# OFFON（オフォン） vs CheckTimeYo

The clearest difference is iOS requirement: OFFON（オフォン） at 14.0 against CheckTimeYo's 17.4. On price, update cadence, 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.

OFFON（オフォン） ships an update every 2 months, CheckTimeYo every 6 weeks. The most recent releases landed on September 6, 2026 and December 2, 2025 respectively.

## The numbers

| Metric | OFFON（オフォン） | CheckTimeYo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Size | 39 MB | 12 MB |
| Requires iOS | **14.0** | 17.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [REXEV Inc.](https://appshunter.io/developer/1509926736) | [Masayoshi Ueda](https://appshunter.io/developer/1688525453) |

## What reviewers say

### OFFON（オフォン）

[App page](https://appshunter.io/ios/app/offon/id1586259284)

**Features:** macOS Compatibility

**In-app purchases:** none


### CheckTimeYo

[App page](https://appshunter.io/ios/app/checktimeyo/id6504262821)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OFFON（オフォン） free?

OFFON（オフォン） is free to download, with no in-app purchases.

### Is CheckTimeYo free?

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

### Do OFFON（オフォン） or CheckTimeYo have ads?

Neither OFFON（オフォン） nor CheckTimeYo shows ads.

### Which is updated more often, OFFON（オフォン） or CheckTimeYo?

OFFON（オフォン） ships an update every 2 months, and CheckTimeYo every 6 weeks. Most recently, OFFON（オフォン） was updated on September 6, 2026 and CheckTimeYo on December 2, 2025.

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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.*