This wikiHow teaches you how to add a Google account to an iPhone or iPad. This operation allows you to synchronize e-mail, contacts, notes and calendar with the device.
Steps
Method 1 of 2: Add a Google Account

Step 1. Open the "Settings"
The icon is usually found on the main screen.

Step 2. Tap Passwords & Accounts
A list of all accounts saved on the device will appear.

Step 3. Tap Add Account
It's almost at the bottom of the menu.

Step 4. Tap Google
The Google login screen will appear.

Step 5. Enter your email address and tap Next
If you want to create a new Gmail address, tap "Create an account", then follow the instructions that appear on the screen

Step 6. Enter your password and tap Next

Step 7. Select the items you want to sync
You can synchronize emails, contacts, calendar and notes.
-
To sync an item, slide your finger on the corresponding button
-
To turn off syncing for an item, slide your finger on the corresponding button

Step 8. Tap Save
It is located at the top right. The Google account will then be added to your iPhone or iPad.
Method 2 of 2: Add Another Google Account to Gmail

Step 1. Open Gmail on your device
The icon is a red and white envelope. It is usually found on the main screen.

Step 2. Tap ≡
It is located in the upper left. This button opens the menu.

Step 3. Tap the down arrow next to your name
A list of options will open.

Step 4. Tap Manage Accounts
Any accounts you have already associated with the device will appear.

Step 5. Tap Add Account
This option is located under your current account.

Step 6. Tap Google
It is at the top of the list. A confirmation message will appear.

Step 7. Tap Continue

Step 8. Enter your email address and tap Next
Use the address you want to add to Gmail, not the one you're already signed in with.
If you want a new Gmail address, tap "Create an account", then follow the onscreen instructions

Step 9. Enter your password and tap Next
The list of Gmail accounts will reopen, which at this point will include the new profile.