# Smart iClean vs Tairra

The clearest difference is iOS requirement: Smart iClean at 12.0 against Tairra's 17.0. On price, update cadence, 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.

Smart iClean ships an update every 3 weeks, Tairra monthly. The most recent releases landed on October 26, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Smart iClean | Tairra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 40 MB | 223 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fan Zhang](https://appshunter.io/developer/1464134491) | [Cyberspace Technologies](https://appshunter.io/developer/1580277647) |

## What reviewers say

### Smart iClean

[App page](https://appshunter.io/ios/app/smart-iclean/id1464134492)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tairra

[App page](https://appshunter.io/ios/app/tairra/id6473899064)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart iClean free?

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

### Is Tairra free?

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

### Do Smart iClean or Tairra have ads?

Neither Smart iClean nor Tairra shows ads.

### Which is updated more often, Smart iClean or Tairra?

Smart iClean ships an update every 3 weeks, and Tairra monthly. Most recently, Smart iClean was updated on October 26, 2026 and Tairra on November 4, 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.*