A .APK file have to be modify their is a line code, that i can use the app only on 20 november for 7 days till 27. code must change so it can become life time.
10 freelancers are bidding on average $38 for this job
I can do that.. I have done this reverse engineering thing many times.. Just one question, is this apk belongs to you?? Means do you have source code or any information about proguard used or not?