Hello,
since i don't know the bugs details, so put 45€ bid.
Let me know what needs to be done, share the source code then i'll fix your app quite quickly.
i am Native Android applications developer and i have more than 5 years of experience developing mobile apps.
i have done more than 351 projects either local or internet based.
i am confident i will provide you quality work on time.
Let's chat to proceed.