# Rubber Clock vs Lumitron

The clearest difference is in-app purchases: Lumitron at none against Rubber Clock's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Rubber Clock sells 3 one-off in-app purchases. Lumitron asks for nothing beyond the download.

## The numbers

| Metric | Rubber Clock | Lumitron |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 111 MB | 24 MB |
| Requires iOS | 18.4 | **18.2** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [传河 张](https://appshunter.io/developer/1789789418) | [Nikolai Emelianov](https://appshunter.io/developer/6794804484) |

## What reviewers say

### Rubber Clock

[App page](https://appshunter.io/ios/app/rubber-clock/id6763499552)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Eraser Pack | $0.99 | one-time |
| Medium Eraser Pack | $1.99 | one-time |
| Large Eraser Pack | $2.99 | one-time |


### Lumitron

[App page](https://appshunter.io/ios/app/lumitron-fullscreen-clock/id6794804482)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rubber Clock free?

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

### Is Lumitron free?

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

### Do Rubber Clock or Lumitron have ads?

Neither Rubber Clock nor Lumitron shows ads.

---

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