Settings
Quick-tap options
Install on your phone
iPhone (Safari): tap Share, then Add to Home Screen.
Android (Chrome): tap the ⋮ menu, then Install app (or Add to Home screen).
Once opened online, YrdHQ works with no signal: the timer, logging and every page run on the device, and all data is saved on it.
Data
Your data is stored on this device. Export a spreadsheet of every race and simulation; each session's yard-by-yard CSV is available from History.