# Dust Asst vs Clean Fast

The clearest difference is ads: Dust Asst at none against Clean Fast's shown. Dust Asst also leads on iOS requirement (16.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Dust Asst sells 2 in-app purchases, starting at $4.99 per 7 days and Clean Fast sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Dust Asst | Clean Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/clean-fast/id6761152379/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 days |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 8 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HONG KONG WOOKAKA PET PRODUCTS CO., LIMITED](https://appshunter.io/developer/1821243531) | [艳丽 陈](https://appshunter.io/developer/1865185570) |

## What reviewers say

### Dust Asst

[App page](https://appshunter.io/ios/app/dust-asst-cpu-master/id6758430025)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Boost | $4.99 | per 7 days |
| Yearly Boost | $39.99 | per year |


### Clean Fast

[App page](https://appshunter.io/ios/app/clean-fast/id6761152379)

This utility app helps you free up iPhone storage by intelligently analyzing and cleaning duplicate photos, contacts, and calendar spam. It provides a clear visualization of your device's storage usage.

**Highlights:** Similar photo cleanup, Duplicate contact merge, Calendar spam cleanup, Storage analysis, Subscription plans

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weak VIP | $7.99 | per 7 days |
| Year VIP | $49.99 | per year |


## Frequently asked questions

### Is Dust Asst free?

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

### Is Clean Fast free?

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

### Do Dust Asst or Clean Fast have ads?

Clean Fast shows ads; Dust Asst 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.*