On Android, you can just download an .apk and install it (you need to change the "Allow insecure apps" setting). No code signing, app store, or corporate approv

On Android, you can just download an .apk and install it (you need to change the "Allow insecure apps" setting). No code signing, app store, or corporate approval necessary. This is the #1 reason I will never be getting an iPhone (which is a shame, since iPhones are beautiful devices in almost every other way).