Whole lot of new features to look forward to:
• Pinch to zoom and Single finger rotate
• How to Use explainer video integrated
• Easier and faster switching between flashcards
• Encyclopaedia button added for detailed information about planets and solar system
• Improved recognition of markers
• Less latency in display of 3D models due to enhanced scanning algorithm

And a lot of new and exciting features along with all features from previous releases.