Aira Labs vs Feel Harmoni
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Aira Labs
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See the invisible. Breathe with confidence. Aira helps you understand the air around you - indoors, outdoors, and everywhere in between. Our smart sensors and easy-to-use app give you real-time air quality insights so you can protect your family, improve your health, and make smarter daily choices. Discover whatβs in your air β’ View live air quality data, including PM2.5, humidity, and temperature. β’ Get personalised recommendations to improve the air you breathe. β’ Track trends and compare different locations over time. Join the Aira community Every Aira sensor contributes to a global network of environmental data. Together, weβre building the most transparent air quality map. Features β’ Real-time sensor dashboard β’ Historical data and insights β’ Push alerts for pollution spikes β’ Community-powered data network
Feel Harmoni
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The Feel Harmoni app makes booking and attending sessions simple. - Browse the calendar for sessions that suit you. Book and pay in just a few taps. - Use your personal QR code to check-in. - Not going to make it? Cancel and rebook directly through the app. - Session full? Join the waiting list to be notified if a spot becomes available. - Purchase memberships and more.
Screenshots
Verdict
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.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
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.
| Parameter | Aira Labs | Feel Harmoni |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad β better |
| Requires iOS | 17.0 | 16.4 β better |
| Further details β not scored | ||
| Size | 18 MB | 157 MB |
| Age rating | 4+ | 4+ |
| Developer | Aira Labs Limited | Legitfit Limited |
In-app purchases
Aira Labs
No in-app purchases
Feel Harmoni
No in-app purchases
Questions
Is Aira Labs free?
Is Feel Harmoni free?
Do Aira Labs or Feel Harmoni have ads?
Which is updated more often, Aira Labs or Feel Harmoni?
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