Word Trip is a free Android game developed by Digio TwentyOne Communications. It is a word puzzle game that helps improve your spelling and vocabulary. The game is all about creating a set of words from a given word by knocking off letters.

The game is simple and interesting, and it has 250 levels. As you progress, you can unlock achievements and multiple stages with information about the Solar System. You can click on a Star, Planet or Moon to replay a Stage. To eliminate letter tiles from a word, you can tap to eliminate a tile or swipe to eliminate subsequent tiles. You can also use hints to reveal a letter from a word. Words that are not part of the answer set will be added to the Energy bar, which will be reset after reaching its threshold and you get coins.

Overall, Word Trip is an exciting word puzzle game that you can play for free. It is a great way to challenge your mind and improve your vocabulary. More features and levels will be added in future updates.