iBoost makes your car sound like it has a turbo! Featuring authentic sounds recorded from over 16 real turbo cars iBoost will amaze you with how realistic it sounds as you drive. Make your car sound like a Skyline, Supra, WRX, Evo and much more - even an oldschool Group B rally car! iBoost knows when you back off the throttle lightly or when you shift hard while accelerating. Compressor surge, wastegate, blow off - its all there! Choose from 8 different styles of boost gauge that work just like the real thing as you drive! At night each gauge lights up with awesome illumination mode effects. “The app pops up on your screen looking just like a real gauge... and in a vehicle performs almost exactly like an actual boost gauge. It’s pretty cool!!” - Fast Lane Daily "Its an incredibly well designed app and a lot of fun to play with! An must-have for any car fan." - HKS Japan We highly recommend playing iBoost through your cars stereo and confusing people as you drive past! FEATURES: ● A laugh every time you shift. ● 16 authentic sound packs recorded from real turbo cars ● 8 Photorealistic gauges that respond realistically to your driving. ● Night mode illuminates the gauges at night! ● Official HKS Upgrade Pack - with HKS SSQV sounds & DB Meter RS gauges! Proudly #1 entertainment app in Japan! “One top class app! Could not stop laughing.. I own and build high performance cars & all my customers love this app” - LS. Performance “What impressed me the most was how accurate the sound effects are to my driving. Loud blow off sound when driving aggressive and a slight whistle when letting off the gas after a slow acceleration like how you would commonly hear on a real turbo car.” - bagged_integra “Great app! - Combined with my HKS stickers,DRLs and rear spoiler, Im getting at leat another 20bhp at the wheels!!! Love it.” - TinFed "This app was the only reason I got an iPhone." - You1187 iBoost now includes a supercharger whine feature and all new WRX anti-stall sounds when you back off.