Square - Square helps millions of sellers run their business-from secure credit card processing to point of sale solutions. Get paid faster with Square. Sign up today!

amphetype - Advanced typing practice program

Loyverse - Loyverse free POS System for small stores, coffee shops, cafe. Easy to use point of sale, inventory management and customer loyalty program. Download app for Android or iOS.

Type Fu - Type Fu is an app that will teach you how to type fast. The right way. On Mac, Windows and Chrome OS.

ERPLY - ERPLY.com is a web based affordable point of sale software and inventory system.

Tach Typing Tutor - Tach Typing Tutor is an open-source advanced typing tutor for Windows that you can use to improve your typing speed, accuracy, and skills.