Unplayable because of the music
Really annoying music with no way to turn it off other than to turn the volume on your phone to 0, which is useless if you want to listen to a podcast/music at the same time. Really stupid design flaw.
Not enough ratings yet to assess Daily Math.
Daily Math: Mental Arithmetic appears to be a legitimate app. AppsHunter Legitimacy Score for Daily Math is 90/100.
Based on 90 of 100 points across 7 verification signals from App Store and developer data.