Hi, thank you a lot for your feedback. There is an Android web based app out there - a native app will take time but is on our to do list. Regarding the songs,

Hi, thank you a lot for your feedback. There is an Android web based app out there - a native app will take time but is on our to do list. Regarding the songs, yes, there are some that are difficult to understand but others that are very easy to follow up - just think of for example "Rather Be" by "Clean Bandit".