Android App Redesign and Fix bugs

hello freelancer i have one android application, it's social app. so i want to redesign this app and fix bugs.. task -> redesign App (you can use any UI, but app must be attractive ) -> Optimize app performance -> Bug fix (i will provide list in PM) Note :- budget is fixed INR 5000 - 6000, don't tell me for create milestone and budget increase, payment on delivery. No advance payment i will provide app link in chat.. Thanks