The tool is suitable for users aged 17 and older, people rated it 4.5 on Google Play. There are in-app purchases and adverts in this application. Samsung and Sony users recommend the app.
Download the .apk file of Once -A special period tracker 4.6.4 for free and read users' reviews on Droid Informer. This installation package occupies 12 MB on disk and it works flawlessly on Android 4.1 and above.
In users’ view, the strong point of the app is a great design. Some users point out that you can find video ads and annoying notifications among the disadvantages of this application.