Racing Circuit Lap Timer

"Racing Circuit Lap Timer" is a lap timer for racing circuits using the GPS function of iPhone. You can easily measure lap times and sector times with iPhone. Approx. 40,000 laps of measured lap times are saved and can be viewed and shared. (Measurable circuits) Planned to be added. (Japan) Akechi Hilltop Circuit Aomori Speed Park Asan Circuit Auto Land Tsukude Autopolis Racing Course Bihoku Highland Circuit Course A Bihoku Highland Circuit Course B Central Circuit Chiba Kita Pocket bike Course Ebisu Circuit East Course Fuji Speedway Racing Course Fuji Speedway Short Circuit Hero Sinoi Circuit Honjo Circuit HSR Kyusyu Circuit Course Ipponkunugi Speedway (ccw) Ipponkunugi Speedway (cw) Iwai Circuit Road Course Keiyo Speed Land Kinki Sports Land Kota Circuit Ksk Circuit Link Circuit Mihama Circuit Full Course Mobara Twin Circuit East Course Motegi North Short Course Motegi Road Course (East) Motegi Road Course (Full) Motor Land Mikawa (A∙B) Motor Land Mikawa (Full) Motor Land Suzuka Nakai Inter Circuit Nakayama Circuit Narita Motor Land (ccw) Narita Motor Land (cw) Nasu Motor Sports Land Nihonkai Maze Circuit Nikko Circuit Okayama International Circuit Okegawa Sports Land Owara Circuit Sodegaura Forest Raceway Southern Circuit Sugo International Racing Course Spa Naoiri Spa Nishiura Motor Park (Forward) Spa Nishiura Motor Park (Reverse) Sports Land Yamanashi Suzuka Circuit Racing Course Suzuka Circuit South Course Suzuka Twin Circuit Full Course Suzuka Twin Circuit G Course Takasu Circuit The Magarigawa Club Tokachi Speedway Clubman Course Tokachi Speedway Grand Prix Course Tomin Motor Land A Course Tomin Motor Land B Course TS Takata Circuit Tsukuba Circuit Course1000 Tsukuba Circuit Course2000 Tsukuruma Circuit Nasu YZ Circuit East Course (ccw) YZ Circuit East Course (cw) (France) Circuit Paul Ricard (Taiwan) Lihpao G2 Circuit (United Kingdom) Donington Park Circuit (United States) Blackhawk Farms Raceway Laguna Seca Waterford Hills Road Racing (About mounting the iPhone) - Mount the iPhone to the machine where the iPhone screen can be seen by the driver/rider. It can be mounted either vertically or horizontally. - For 4-wheel machines, GPS reception is more stable under the windshield than under the roof. - If you don't need to see the time while driving, you can put the app in stand-by mode and put the iPhone in your pocket. (iPhone settings) - Turn on Location Services. - Allow LOCATION ACCESS to LapTimer. - Turn on Precise Location. (How to use) Easy to use. You'll understand how to use it if you use it. Please see "App support” if you want to know more about it. Please see "App support” about followings. (How to use) (About screen display) (About the measurement line) (Note) The developer assumes no responsibility for any accident, violation, loss or claims by third parties which may arise from the use of this app.