# Pure Air vs tebools

The clearest difference is update cadence: Pure Air at every 6 days against tebools's every 4 weeks. Pure Air also leads on iOS requirement (8.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Pure Air ships an update every 6 days, tebools every 4 weeks. The most recent releases landed on May 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Pure Air | tebools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 4 weeks |
| Size | 20 MB | 24 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kai Ho Leung](https://appshunter.io/developer/1465393899) | [又明 杨](https://appshunter.io/developer/1637054994) |

## What reviewers say

### Pure Air

[App page](https://appshunter.io/ios/app/pure-air/id1642065642)

**Features:** macOS Compatibility

**In-app purchases:** none


### tebools

[App page](https://appshunter.io/ios/app/tebools/id6736765485)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pure Air free?

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

### Is tebools free?

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

### Do Pure Air or tebools have ads?

Neither Pure Air nor tebools shows ads.

### Which is updated more often, Pure Air or tebools?

Pure Air ships an update every 6 days, and tebools every 4 weeks. Most recently, Pure Air was updated on May 17, 2026 and tebools on September 11, 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.*