Google has updated their Google Drive mobile app for both Android and Apple iOS devices.

Updates for Google Android:

Users get the ability to add comments, reply to comments, view tables in the documents stored on the Google Drive. They can also now view presentations and organize them.

Updates for Apple iOS:

Users can now edit their documents and view edits from collaborators. They can also view presentations with support for speaker notes, full-screen mode and the ability to swipe between slides. Organization support has been improved.