# Simple vs CheckTimeYo

The clearest difference is update cadence: CheckTimeYo at every 6 weeks against Simple's every 6 months. Simple's advantage is device support (3 vs 1) and iOS requirement (9.0 vs 17.4). 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.

Simple ships an update every 6 months, CheckTimeYo every 6 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Simple | CheckTimeYo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 32 MB | 12 MB |
| Requires iOS | **9.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KENTA OKAMURA](https://appshunter.io/developer/688249455) | [Masayoshi Ueda](https://appshunter.io/developer/1688525453) |

## What reviewers say

### Simple

[App page](https://appshunter.io/ios/app/simple-unit-converter/id1078560641)

This application offers a straightforward tool for converting units and performing calculations. It combines both functions for user convenience, making it ideal for everyday tasks rather than highly specialized professional use.

**Highlights:** Unit conversion, Calculator functionality, Combined converter and calculator, Easy to use interface

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

**In-app purchases:** none


### CheckTimeYo

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple free?

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

### Is CheckTimeYo free?

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

### Do Simple or CheckTimeYo have ads?

Neither Simple nor CheckTimeYo shows ads.

### Which is updated more often, Simple or CheckTimeYo?

Simple ships an update every 6 months, and CheckTimeYo every 6 weeks. Most recently, Simple was updated on October 4, 2026 and CheckTimeYo on October 6, 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.*