If you are not a web developer you may consider building an app. I find the Mac App Store to be less competitive than the iOS one.
Personally, I released my app two months ago: https://itunes.apple.com/us/app/easygit/id1228242832?mt=12
Personally, I released my app two months ago: https://itunes.apple.com/us/app/easygit/id1228242832?mt=12