# Aira Labs vs Feel Harmoni

The clearest difference is update cadence: Aira Labs at every 2 weeks against Feel Harmoni's every 5 months. 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.

Aira Labs ships an update every 2 weeks, Feel Harmoni every 5 months. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Aira Labs | Feel Harmoni |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Size | 18 MB | 157 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Aira Labs Limited](https://appshunter.io/developer/1828422332) | [Legitfit Limited](https://appshunter.io/developer/1550159231) |

## What reviewers say

### Aira Labs

[App page](https://appshunter.io/ios/app/aira-labs/id6755243047)

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

**In-app purchases:** none


### Feel Harmoni

[App page](https://appshunter.io/ios/app/feel-harmoni/id6760539570)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aira Labs free?

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

### Is Feel Harmoni free?

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

### Do Aira Labs or Feel Harmoni have ads?

Neither Aira Labs nor Feel Harmoni shows ads.

### Which is updated more often, Aira Labs or Feel Harmoni?

Aira Labs ships an update every 2 weeks, and Feel Harmoni every 5 months. Most recently, Aira Labs was updated on November 9, 2026 and Feel Harmoni 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.*