Very true. Though, the crux of the matter lies in what exactly does better mean. Another commenter made the great point that you should try speaking to find out

Very true. Though, the crux of the matter lies in what exactly does better mean. Another commenter made the great point that you should try speaking to find out why they left. Also, it is worth keeping in mind that if you are competing against an army of developers, you need to be super careful about what you put your efforts into. This will make you focus on the most crucial features and usability issues, which in longer term (if you make it) could be a blessing in disguise.