NFC Add-On for Timesheet. You have to install Timesheet App. Track your working hours with NFC. Just save a Tag to a writeable NFC Sticker/Item and next time you record your work, put your phone on the NFC Sticker/Item. 1. Create a Tag 2. Write the Tag to an NFC Sticker/Item. 3. Close the NFC App. 4. Hold your phone on the NFC Sticker/Item.