Could there be an backup option as provided in the other platform? Better if could sync between devices (cross-platform will be best) using Google Drive or other cloud storage.

It's really exciting to see such a brilliant and detailed app on iOS. Is it possible to support exporting as CSV so I can import the data to some bookkeeping app?

读广州的羊城通卡非常好用。

Now, I don’t have to use my Android phone to see my balance, all operations can be done on iPhone. Also, this App can even read Tianfutong transit card, which is a surprise for me, cause I never found an App that has the same function before. 😀

Can display card balance, pit stop, and battle information. This is the first APP to implement this feature on an iPhone.