Comparison

WellO2 vs Downhill.ai

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

WellO2

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Breathe smarter with the WellO2 MyBreath smart mouthpiece! WellO2 MyBreath is a smart mouthpiece for your WellO2 device. It allows you to measure and monitor lung respiratory muscle strength, airflow in the bronchial tubes and total respiratory capacity. With the device, you can now measure, monitor and improve your breathing in an unprecedented way at home! The MyBreath smart mouthpiece works with the WellO2 app and is used like a normal WellO2 mouthpiece. The app offers a wide range of exercises to suit different needs, such as relieving nasty cold symptoms, strengthening your breathing muscles, conditioning your voice before an important performance or calming your mind before bedtime. A wide range of exercises makes WellO2 breathing even more exciting! WellO2 MyBreath โ€“ Breathe Smarter

About

Downhill.ai

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Downhill.ai identifies your individual body pivot points directly from smartphone videos, without the need for any worn sensors. AI analyzes and enhances your physical riding movements and balance in less than 2 minutes on the trails.

Screenshots

WellO24 screens
Downhill.ai4 screens

Verdict

The call

The clearest difference is update cadence: WellO2 at every 6 weeks against Downhill.ai's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

WellO2 ships an update every 6 weeks, Downhill.ai every 8 months. The most recent releases landed on October 27, 2026 and October 7, 2026 respectively.

Scorecard1 real difference ยท 5 level
WellO2 versus Downhill.ai: the parameters behind the verdict, then further details
ParameterWellO2Downhill.ai
PriceFreeFree
Update frequencyEvery 6 weeks โ€” betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS12.0 โ€” better13.0
Further details โ€” not scored
Size54 MB56 MB
Age rating12+4+
DeveloperWellO2 OyNordic Rack and Office Oy

In-app purchases

None

WellO2

No in-app purchases

None

Downhill.ai

No in-app purchases

Questions

Is WellO2 free?
WellO2 is free to download, with no in-app purchases.
Is Downhill.ai free?
Downhill.ai is free to download, with no in-app purchases.
Do WellO2 or Downhill.ai have ads?
Neither WellO2 nor Downhill.ai shows ads.
Which is updated more often, WellO2 or Downhill.ai?
WellO2 ships an update every 6 weeks, and Downhill.ai every 8 months. Most recently, WellO2 was updated on October 27, 2026 and Downhill.ai on October 7, 2026.

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