well, it appears it's fixed! On a lark I restarted the phone and it's now recording to sd1 - go figure!

Export all your lap and vehicle data to .hlptrl first. You find the export function e.g. in the top of Lap List. Make sure you select "All" as the scope and .hlptrl as the format. Send the mail generated to an email account readable on your new phone. Press the attachment and select LapTi...

My RAZR M creates a virtual SD card sd0 which is actually main memory and laptimer defaults here. I also have an external card which shows as sd1. How can I make laptimer use this (much larger) storage?

I've been using laptimer petrolhead on an old android phone and it just doesn't have enough guts. Is there a way to transfer all data and video from one phone to another?