# airAlert vs LYMA

The clearest difference is update cadence: LYMA at fortnightly against airAlert's every 35 months. airAlert's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 18.6). 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.

airAlert ships an update every 35 months, LYMA fortnightly. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | airAlert | LYMA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (4 ratings)](https://appshunter.io/ios/app/lyma/id6754761992/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 29 MB | 54 MB |
| Requires iOS | **8.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Environmental Research Group-King's College London](https://appshunter.io/developer/358970520) | [LYMA Life Ltd](https://appshunter.io/developer/1824186875) |

## What reviewers say

### airAlert

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

**Features:** macOS Compatibility

**In-app purchases:** none


### LYMA

[App page](https://appshunter.io/ios/app/lyma/id6754761992)

Take control of your health, wellbeing, and skin with expert guidance and advanced AI-powered skin analysis. Track your progress, set reminders for optimal doses, and monitor skin transformations over time for measurable improvements.

**Highlights:** AI-powered skin analysis (LSS), Personalized health and laser protocols, Supplement reminders and tracking, Laser treatment timer, Progress monitoring for skin improvements, Wellness record logging

**In-app purchases:** none


## Frequently asked questions

### Is airAlert free?

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

### Is LYMA free?

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

### Do airAlert or LYMA have ads?

Neither airAlert nor LYMA shows ads.

### Which is updated more often, airAlert or LYMA?

airAlert ships an update every 35 months, and LYMA fortnightly. Most recently, airAlert was updated on October 24, 2026 and LYMA on October 17, 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.*