Fenrir Inc. is a Japanese company developing a free browser, Sleipnir, the most chosen Japanes browser. Yasuyuki Kashiwagi, the Sleipnir developer, established Fenrir Inc. in 2005, when he was 24 years old.
Sleipnir is especially marked by customization. You can customize most of the browser functions and plug-ins and can create an original browser that you feel comfortable with.
Fenrir Inc. also develops applications of iPhone and iPod touch.