Groundeater!

Groundeater is designed to record the top acceleration of your car over the driven velocity. You can measure the data in intervals. You can send your data to our web server for comparison with other users.- Compare your cars performance with cars all over the world.- Compare a car you want to buy with other cars which are an option.- Compare your car before and after tuning.- Saving the data from all the app users on groundeater.com for you to check the results.