To save your progress and access the same game across multiple devices, players can sign up for a Jam City ID account. To sign up for a Jam City ID account:

1. Tap the gear button on the upper right corner in the game to access the "Settings" menu and the "Login to Jam City ID" button.

2. Tapping the button will bring up to the login page. Tap "Register" to create a new account.

3. To create a Jam City ID account, you will need to use a valid email address.

4. Type in an email address to receive a verification code.

5. A verification code will appear in your email's inbox. If you have not received it, please be sure to check your Spam inbox.

6. After going back to the Vineyard Valley app, type in the verification code. After, your Jam City account will be created.

7. To verify that your game is properly connected to a Jam City ID account, an "ID Connected" button will appear in the Settings.