4 stars: I like to know what is going on with my breathing and it does just that. I gave 4 stars and would have given 5 simply if I had the ability to change the layout. The Font is way to small without my glasses (do not wear all the time) and given most phones these days to increase within the app surely is not too much to ask?. Having more personal default settings would be a big bonus.
5 stars: This is a great tool to chart your sleep each day. 02/15/21 Update: This app has been updated since my first review. The only issue I have with it now is that it made me turn on my location in order to download and view data. I usually keep my location turned off 99% of the time so that was an annoyance. Other than that. It still tracks your sleep well.
3 stars: OK except that twice it has stopped connecting properly to my machine so it didn't download any data for the previous night. The only way I could find to fix it was to uninstall the app then reinstall it. The bar chart is a nice feature but only gives a week's view. Some long term trend graphs would be nice.
3 stars: A break in overnight sleep means there is no nightly total because some sleep time is counted for the evening and some for the morning. It would be useful to show the start and end times of each sleep period, like Fitbit does. Also it's a pain to have to log in every 2 weeks.
5 stars: I enjoy the statistics that it shows and keeps. I wish the app loaded a little faster. But it is a great tool fo...