# 100 vs RubiMask

The clearest difference is in-app purchases: 100 at none against RubiMask's 3. 100 also leads on ads (none vs shown) and device support (4 vs 2). On price and iOS requirement there is nothing between them.

Both are free to download. RubiMask sells 3 in-app purchases, starting at $2.99 per month. 100 asks for nothing beyond the download.

## The numbers

| Metric | 100 | RubiMask |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 weeks |
| Size | 1 MB | 26 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kohei Kanagu](https://appshunter.io/developer/1530720615) | [KeiK LLC](https://appshunter.io/developer/1854674572) |

## What reviewers say

### 100

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

**Features:** macOS Compatibility

**In-app purchases:** none


### RubiMask

[App page](https://appshunter.io/ios/app/rubimask-ocr-pdf-scanner/id6756987331)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RubiMask Premium | $2.99 | per month |
| RubiMask Premium | $11.99 | per year |
| RubiMask Premium | $19.99 | one-time |


## Frequently asked questions

### Is 100 free?

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

### Is RubiMask free?

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

### Do 100 or RubiMask have ads?

RubiMask shows ads; 100 does not.

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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.*