# airAlert vs Studio Sculpture

The clearest difference is update cadence: Studio Sculpture at every 2 months against airAlert's every 35 months. airAlert's advantage is iOS requirement (8.0 vs 16.4). 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.

airAlert ships an update every 35 months, Studio Sculpture every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | airAlert | Studio Sculpture |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 2 months** |
| Size | 29 MB | 84 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Environmental Research Group-King's College London](https://appshunter.io/developer/358970520) | [Studio Sculpture](https://appshunter.io/developer/6826148572) |

## What reviewers say

### airAlert

[App page](https://appshunter.io/ios/app/airalert/id991737402)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studio Sculpture

[App page](https://appshunter.io/ios/app/studio-sculpture/id6748670632)

**In-app purchases:** none


## Frequently asked questions

### Is airAlert free?

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

### Is Studio Sculpture free?

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

### Do airAlert or Studio Sculpture have ads?

Neither airAlert nor Studio Sculpture shows ads.

### Which is updated more often, airAlert or Studio Sculpture?

airAlert ships an update every 35 months, and Studio Sculpture every 2 months. Most recently, airAlert was updated on October 24, 2026 and Studio Sculpture on October 28, 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.*