#1 best-selling iPad app in US, Japan, UK, Germany, and 17 other countries! Duet turns your iPad or iPhone into the most advanced extra display for your Mac & PC. Developed by a team of ex-Apple engineers, Duet offers unparalleled performance and display quality - all with zero lag.

We design accessories exclusively for Apple devices - iPhone charging stations, MacBook cases, iPad covers and Apple Watch stands. We're Apple only and proud of it!