# 100 vs Oh Time

The clearest difference is in-app purchases: 100 at none against Oh Time's 1. 100 also leads on device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Oh Time sells 1 one-off in-app purchase. 100 asks for nothing beyond the download.

## The numbers

| Metric | 100 | Oh Time |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 1 MB | 21 MB |
| Requires iOS | 17.0 | **16.1** |
| Devices | **iPhone, iPad, Apple Watch, Vision Pro** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kohei Kanagu](https://appshunter.io/developer/1530720615) | [守恒 王](https://appshunter.io/developer/1685790068) |

## What reviewers say

### 100

[App page](https://appshunter.io/ios/app/100-hour-rule/id6517349655)

**Features:** macOS Compatibility

**In-app purchases:** none


### Oh Time

[App page](https://appshunter.io/ios/app/oh-time/id6751933128)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $0.99 | one-time |


## Frequently asked questions

### Is 100 free?

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

### Is Oh Time free?

Oh Time is free to download, with in-app purchases available.

### Do 100 or Oh Time have ads?

Neither 100 nor Oh Time shows ads.

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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.*