Gravity Perks Auto Login Addon GPL Overview:

This plugin allows you to automatically log the user in after they have registered (via a Gravity Form) to your site. Additionally, this perk maintains the existing form confirmation allowing you to display a text confirmation, redirect to a WordPress page, or redirect to a URL with no extra effort.

Gravity Perks Auto Login Addon GPL Features:

• Automatically log the user in after they have registered.
  Save your users time and effort.
• Compatible with existing Form Confirmation.
  Auto login happens behind the scenes.
• Redirect after login.
  Redirect the user to another page after automatic login.

• Integrates with Gravity Forms Better User Activation.
  Automatically log users in after they activate with Gravity Forms Better User Activation, also part of the Gravity Perks plugin suite.
• Updates.
  Get updates and the latest features right in your dashboard.
• Awesome support.
  We’re here to help! And we mean it.