We will release 50% of total budget after checking 100% successful working apk. Nothing will be given in advance. So please don't ask me for any advance or increment in the budget. My budget is fixed as shown in the project. I would like to get developed one Android SDK for Video/Voice and Chat App. Video quality shud be buffering free and Audio quality shud be very clear and smooth and chat shud be faster. Only experienced people shud bid here.