Its a scam app
When you install they ask you for your number and some subscription charges that are nothing to do with app.
Yes, Heartio is completely free and it doesn't have any in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
Heartio is free.
To get estimated revenue of Heartio app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.
When you install they ask you for your number and some subscription charges that are nothing to do with app.
Chart
|
Category
|
Rank
|
---|---|---|
Top Free
|
|
1
|
Top Free
|
|
22
|
Top Free
|
|
61
|
Top Free
|
|
116
|
Top Free
|
|
149
|