I need fix some bugs from my website (on Android app)

I need an Android developer or website developer for fix a little bug on my Android app. I already applied google AdSense to my app. Now display google ads on my Android app. but after click some ad then its not open ad URL from internet browser. Here is my app :- [login to view URL] Please if you interest for this work then download the Android app. it has a little capacity (less than 1Mb). you can see that bugs after installing it. After install click some ads if it display. some time banner ads link working. but many times its not opening on browser. if you can fix this bug then I will pay you just now. I want complete this project within 24 hours. because I want upload it to the play store . Thanks you.