Looks great! I tried to check it out in the ios App Store but the link took me to a blank page (ok chrome/ios6) and didn't launch App Store as expected: https://itunes.apple.com/us/app/mandarin-tap/id588224825?ls=...

Removing the parameters at the end works as expected: https://itunes.apple.com/us/app/mandarin-tap/id588224825