Trying to track my trips. The app saves nothing! Wanna see my historic and beeing able to finish the year with every trip calculated. Impossible.

Hello jeansebastien77-,

Thanks for your feedback. QuickBooks is designed to help you streamline your work and I'd like to help make sure you experience this benefit among many others. 

Based on the details you've provided above, it's important to make sure the Mileage Tracking is set up correctly according to the steps provided in this article: Automatically track mileage in QuickBooks Online. Once you've confirmed that the Mileage Tracking is set up correctly and you're still having issues, I encourage you to review the following helpful article that shows you how to: Fix mileage tracking issues in the QuickBooks Online mobile app.

Let me know if the info above helps. You're more than welcome to reach back to me in case you need additional support. Otherwise, I wish you a great rest of the week.