| Software | Platform | Best Feature | 100% Free? | | :--- | :--- | :--- | :--- | | | Web | 100+ interactive lessons with Google Drive sync | Yes (ads in free) | | Keybr | Web | Generates random, readable words based on your weakest letters | Yes | | Monkeytype | Web | Extreme customization for advanced typists (programmer friendly) | Yes | | Ratatype | Web | Typing certificate and group competitions | Yes |