*You can only change your e-mail address if you have created an account for InVintory using and email address (and password). If you have signed in by your Apple ID or through your Google account, you have to contact Apple or Google to change the email that you associate with those accounts.
On the iPhone App
Tap on your profile in the top left
Tap on the gear icon in the top right corner
Scroll down to email and tap on it
Enter your new email and save
On the Web App
Go to app.invintorywines.com
Click on your profile icon in the top left corner
Scroll to the bottom and see the field for e-mail address
Change your email then select the gold update button in the bottom right corner