Frysbe - Frysbe: Make global friends at random and the fling app comes up with features to send messages to strangers from every corner of the world to expand your social circle.

Felt for iPhone - Handwritten cards for the modern world

Yochat - Yochat app enables users to get to know about strangers from a large number of countries from around the world by video chatting with them.

Handwrytten - Handwritten notes straight from your device. Huge selection of cards or design your own. Handwriting service integrates with 1000's of apps.

PenPal World - Connect with people all over the world

Token - One ring to replace your keys cards and passwords