Option to easily reset the size back to original. [+] Crop videos to square for Instagram and Vine sharing. [+] Easy and live preview of each blending. No processing delays. [+] Choose your videos easily without losing quality, and create a high quality output. [+] Add background music! Choose from the awesome collection of tracks within the app, or add your own music. Or use the original audio from either of your videos. [+] Share your creation with friends and get more likes or followers :) Have a great day!!