Compared to Gmail, Google’s Inbox app is a complete reimagining of email. Sure, it borrows plenty of features from earlier services like Mailbox, but it brings new features to the table as well, and it wraps them in a gorgeous user interface similar to the UIs found in other Google apps.
Well, Google announced on Thursday that it’s releasing a big update for its new “email killer,” and it’s also tossing out the invite system and opening Inbox up to all users.
Read more here:: Boy Genius Report