Nitrome, commonly known as Nitrome Limited, is a British independent game development company based in London. The company makes Flash-based games. Their games are recognizable by the pixel art design and cartoon like appearance, along with a jingle to the start of every game and the use of chiptune. Nitrome was originally started by Mat Annal and Heather Stancliffe, two graphic designers, intending to create games for mobile phones. Instead, the company began taking on commissions Internet-based flash games. Some of the games of Nitrome have characters which are inspired other characters from video games, tv shows, and others. Nitrome's games are published on their website and are often available to license on other websites such as Miniclip, MTV Arcade and Friv.