You could mine other cryptocurrencies easier on mobile but careful what app you use or it will burn out your battery if your overclock it
Other cryptocurrencies like?
Most are just shitcoins and scams anyway. OP was mainly interested in Bitcoin for a reason
I'm still have a little knowledge about Bitcoin. But I’ve been curious about Bitcoin mining, is it really possible to mine Bitcoin using an Android phone?
I have seen a several apps claiming to do this, but I am not sure how legit or profitable they are.
Those are complete scams. Do not even bother downloading them, or you will end up compromising your device with some stupid malware claiming to be a mining app.