I appreciate your desire to have this feature in your mobile app, robmann.
In QuickBooks Self-Employed, the Time Tracking feature is unavailable. This is available in QuickBooks Online and QuickBooks Desktop.
I've added articles to learn more about time tracking for your reference:
I'd also suggest visiting our QuickBooks Blog so you'll be updated with the latest features and enhancements that our engineers are currently working on.
Looking forward to answering more questions from you. Have a great day!