Here's how you can download the Gmail app free for your iPad, iPhone, iPad mini or iPod Touch.
1. Go to the Gmail app preview page in iTunes (or tap the link on your iOS device to install the app directly).
2. Click the View in iTunes button.
3. Click the Free button to download the app.
4. Sync your iPad, iPhone, iPod Touch or iPad mini with iTunes to install the app.
Gmail is the official Google mail app for the iPhone, iPad or iPod. You get real-time notifications, multiple account support, and you can search across your entire inbox.