If you want to change the model or want to back up the data, we recommend the official Apple backup / restore method. Please take a look at the Apple official backup method below and make a back up. You can also take over the data in the application by running this way.
・How to backup iPhone、iPad、iPod touch
・We will restore from backup iPhone、iPad、iPod touch
In principle, data can be backed up in the above way, anyone can change the model. If you use premium service, you can output CSV file, so if you use it you can back up as CSV data to PC etc. The method of restoration by CSV file is as follows.
After purchasing the premium service, tap "Data backup/restoration" from the application setting screen.
Then tap "Output data" and tap "Export file".
After that, a screen to send the mail will be displayed, so enter the mail address and send it.
Please make this e-mail address an e-mail address that can be received on the iPhone which will make a new model change.
Next, do the operation with the new iPhone you want to change the model.
Download a new simple pedometer application with the new iPhone.
Then let's start the simple pedometer and complete the first tutorial.
After that, start the mail application and open the mail you sent earlier.
There should be a file written as Simple pedometer at 2018_12_25.csv etc. in the attached file.
Tap this file to open it, the table screen will be displayed, please press the button on the right.
And as you slide to the left part where icons are lined up, there should be an icon "Copy to simple pedometer".
If you tap here, select "Overwrite CSV file data" with simple pedometer application, data migration is completed.