タイヤの荷重移動アプリ
タイヤの荷重移動が見れるのが面白い。ドライビングの練習に最適
Free
Details
About
This app uses your phone's sensors and GPS to provide real-time lap timing, sector splits, and vehicle dynamics data like G-forces and four-wheel weight transfer. It also includes a data logger for post-drive analysis and alerts for understeer and oversteer.
✓GPS lap and sector timing
✓Four-wheel load monitoring
✓Real-time G-G diagram
✓Understeer/oversteer alerts
✓Data logging and playback
✓Customizable UI themes and units
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What's New in QUAD
1.2.2
October 5, 2026
Bug fixes.
User reviews
Developer apps
FAQ
Does QUAD-G ForceMeter + Laptimer have ads?
No, QUAD-G ForceMeter + Laptimer does not contain advertisements. It offers a free experience with optional in-app purchases for advanced features.
What vehicle information is needed for QUAD-G ForceMeter + Laptimer?
To get the most accurate load readouts, you need to enter your vehicle's weight, CG height, wheelbase, track width, and weight distribution. The app works with defaults but is more precise with accurate vehicle specs.
Can QUAD-G ForceMeter + Laptimer be used on any track?
Yes, QUAD-G ForceMeter + Laptimer's GPS lap timer works anywhere on Earth. You can set up courses on closed circuits or open point-to-point routes like rally stages.
What are the in-app purchases for QUAD-G ForceMeter + Laptimer?
The in-app purchase unlocks features such as lap timing, the data logger and viewer, understeer/oversteer alerts, and UI customization. The base app is free to download and use.
How does QUAD-G ForceMeter + Laptimer detect understeer and oversteer?
It compares the measured yaw rate against a theoretical neutral-steer reference. If sharp yaw-rate changes are detected in transient conditions, the app alerts you by voice and color, indicating which axle is losing cornering force.
Can I export my data from QUAD-G ForceMeter + Laptimer?
Yes, you can export your recorded session data to CSV format. This allows for further analysis of lap times, racing lines, and vehicle data in external tools.
What devices does QUAD-G ForceMeter + Laptimer support?
QUAD-G ForceMeter + Laptimer is available for iPhone, iPad, and iPod. It is rated for ages 4 and up.
How often is QUAD-G ForceMeter + Laptimer updated?
The app was last updated on August 5, 2026, with version 1.0. Further updates will be released by developer SYNSETECH LTD to improve functionality and add features.
