Typeeto - Use Mac’s keyboard to type on iPad, iPhone, Android, etc.
Wiggle - Make Awesome Selfie Music Videos
Type2phone - Type2Phone: Use your Mac as keyboard for iOS devices
Storybeat - Storybeat app comes up with features to help you in changing the background music of your videos in a few simple steps to share your favorite moments with your social media friends.
Mocha Keyboard - Mocha Keyboard is a leading Bluetooth keyboard application for iPad, iPhone, and iPod touch.
Triller - Make celebrity-quality videos with a few taps of your phone