# 聚云CSSD vs Fast Cleaner

The clearest difference is update cadence: Fast Cleaner at every 3 days against 聚云CSSD's every 11 days. 聚云CSSD's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

聚云CSSD ships an update every 11 days, Fast Cleaner every 3 days. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 聚云CSSD | Fast Cleaner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/fast-cleaner-phone-storage/id6772155675/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 3 days** |
| Monetization | — | Free |
| Size | 20 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [聚云](https://appshunter.io/developer/1277034241) | [Ivan Vostrikov](https://appshunter.io/developer/1046830352) |

## What reviewers say

### 聚云CSSD

[App page](https://appshunter.io/ios/app/cssd/id1445514467)

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

**In-app purchases:** none


### Fast Cleaner

[App page](https://appshunter.io/ios/app/fast-cleaner-phone-storage/id6772155675)

This utility app helps you reclaim storage space on your iPhone by identifying and removing duplicate photos, similar shots, heavy videos, and clutter. It offers on-device processing for privacy and is completely free to use.

**Highlights:** AI duplicate and similar photo finder, Smart screenshot sorting, Identify heaviest files, Live Photo splitting, iCloud-stuck audit, iPhone health overview

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

**In-app purchases:** none


## Frequently asked questions

### Is 聚云CSSD free?

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

### Is Fast Cleaner free?

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

### Do 聚云CSSD or Fast Cleaner have ads?

Neither 聚云CSSD nor Fast Cleaner shows ads.

### Which is updated more often, 聚云CSSD or Fast Cleaner?

聚云CSSD ships an update every 11 days, and Fast Cleaner every 3 days. Most recently, 聚云CSSD was updated on October 26, 2026 and Fast Cleaner 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.*