Due to current world situation it is mandatory or recommended to wear face masks. However, different types of masks have different lifetime and they might stop being as effective after some time!

Mask Alert notifies you when your mask's lifetime is about to expire!

It is simple to use Mask Alert - just activate an alert when you put on a face mask and get notified when the mask is about to expire.
If you are not satisfied with current mask list - you can create your own with a custom expiration time.

Please stay safe and enjoy the app!