# CleanPlus Master vs Humidity Calc

The clearest difference is in-app purchases: Humidity Calc at none against CleanPlus Master's 3. CleanPlus Master's advantage is update cadence (every 8 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CleanPlus Master sells 3 in-app purchases, starting at $9.99 per 7 days. Humidity Calc asks for nothing beyond the download.

CleanPlus Master ships an update every 8 days, Humidity Calc every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CleanPlus Master | Humidity Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Size | 32 MB | 38 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Clean Master Pro](https://appshunter.io/developer/1861886018) | [Hiroaki Oosawa](https://appshunter.io/developer/6797133579) |

## What reviewers say

### CleanPlus Master

[App page](https://appshunter.io/ios/app/cleanplus-master/id6756625993)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $9.99 | per 7 days |
| Weekly (With Trial) | $9.99 | per 7 days |
| Annual | $49.99 | per year |


### Humidity Calc

[App page](https://appshunter.io/ios/app/humidity-calc/id6797133577)

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

**In-app purchases:** none


## Frequently asked questions

### Is CleanPlus Master free?

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

### Is Humidity Calc free?

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

### Do CleanPlus Master or Humidity Calc have ads?

Both CleanPlus Master and Humidity Calc show ads.

### Which is updated more often, CleanPlus Master or Humidity Calc?

CleanPlus Master ships an update every 8 days, and Humidity Calc every 3 weeks. Most recently, CleanPlus Master was updated on October 30, 2026 and Humidity Calc on October 31, 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.*