Spell Up is a voice-powered game that helps improve your English. Using a combination of different web technologies, the Chrome browser understands what you say and uses it to control the game, creating an unique user experience, Just speak to play!

To build up your word tower, listen for the words and spell them aloud, pronounce them correctly, solve word jumbles, and guess mystery words. Earn medals and coins to activate power-ups and add more levels to your tower, faster.

In 2 months, more than 4 million visits, with more than 56% of users coming from countries where English is not the first language. It was picked up by educational and tech press, and social media posts showed usages from living rooms to schools all over the world. Hopefully, we will inspire others to create more teaching tools using the technology.