iPTR4D vs QK eSIM

iPTR4D APP is a personal track logger for your smartphone. You may upload the logged data to iDiary4D (a window's application) in order to manage your daily activities and all kinds of digital files. Please refer to the following Site for more information and free download of iDiary4D. (https://www.Life4D.com.tw) Product features: 1. Automatic logging all your tracks. 2. EaSy to use. 3. Three logging modes for varies activity. 4. Lock key to prevent pressed by mistake. Operation: 1. Select one of the three logging modes. 2. Press Start key to start logging. 3. Press Stop key to stop logging. 4. Press Lock key to disable all function keys except Unlock key. 5. Press Unlock key to enable all keys. 6. Press Delete key to erase all track record. 7. Click the top-right button to mail the trace file. Note: 1. Before start logging you need to make sure that location service is ON. 2. All disabled buttons are for iPTR4D plus only. 3. About the app location permissions, Please select the allowing forever option to continue service in the background.

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