GPS Lap Timer

Reached 21,000 Downloads!

• "GPS Lap Timer" is a lap timer app for racing circuits that utilizes the iPhone's GPS function. • Easily and accurately measure lap times and sector times using only your iPhone. No external GPS receiver is required. • The accuracy of a GPS lap timer is not determined solely by the GPS update frequency. This app achieves highly accurate lap time measurement through its unique measurement logic. • Approximately 10,000 measured lap times are saved and can be viewed and shared. • Enjoy a fulfilling racing life with this app!

(How to use) Please see "https://gpslaptimer.blogspot.com/2026/08/gps-lap-timer-free-ios-app.html”.

(Measurable circuits) Planned to be added. Please let us know if you have any requests. Please also report any bugs or issues.

(Australia) Sydney Motorsport Park (Brabham, Gardner GP, Druitt North) Sydney Motorsport Park Amaroo South

(France) Circuit Paul Ricard

(Gernany) Nürburgring Nordschleife Nürburgring Nordschleife (BTG)

(Japan) Please see “https://gpslaptimer.blogspot.com/2026/08/list-of-japanese-circuits.html”.

(Malaysia) Sepang International Circuit

(Taiwan) Lihpao G2 Circuit

(Thailand) Chang International Circuit

(United Kingdom) Oulton Park Circuit Silverstone International Circuit Silverstone Grand Prix Circuit Silverstone Stowe Circuit Silverstone National Circuit Donington Park Circuit Brands Hatch GP Circuit Brands Hatch Indy Circuit

(United States) Blackhawk Farms Raceway BRP Kart CCW1 BRP Kart CW1 BRP Race CCW1 BRP Race CW1 BRP Race CCW2 BRP Race CW2 BRP The Circuit CCW (Buttonwillow Raceway Park) BRP The Circuit CW (Buttonwillow Raceway Park) Laguna Seca Road America Sebring Raceway GP Road Course Sonoma Raceway Summit Point Motorsports Park (Main) Summit Point (Jefferson Circuit CCW) Summit Point (Shenandoah Circuit CCW) VIR Grand∙Full Course VIR North Course VIR South Course VIR Patriot Course Waterford Hills Road Racing

The developer assumes no responsibility for any accident, violation, loss or claims by third parties which may arise from the use of this app.

Terms of Use: This application is provided under the Apple Standard End User License Agreement (EULA). https://www.apple.com/legal/internet-services/itunes/dev/stdeula/