CIRCUIT LOGGER is an iPhone application to record and display your autocross performance.
It records and displays the time, course, speed, and longitudinal/lateral acceleration for each lap.
You can email the data to your computer, and view it with a spreadsheet or other software
as it is a a CSV file.
Also, it is available for further analysis or accumulation through the site below.
Moreover, you can share your results via blogs by creating an URL that carries your best lap time.