New paint app found very powerful, so many function, until got to spent some time to study it. Try and try and try. No others better solution to get a better painting app which suitable for you. Hahaha..., that's happen in tablet world.
在digital tablet世界里，科技很快淘汰，很快又新的tablet/smartphone涌现在市场，新的功能，新的processor。太惊人了。不到半年又新的科技出现。