This app lets you fit a video in square and blur background.And you can also add music and text on the video.-- How to use1.Select a video.2.Move : Drag the video. Size : Pinch the video. Tap : Show more editing menu.3.Choose blurred background type.4.Press "Save"-- How to add music.1.Press "Music" after you chose a video.2.Press Add sound.-- Editing menu for music.1.Tap music you selected.2.Then, you can change time range/volume. If you want to remove music, press Delete button.-- How to add Text.1. Slide seek bar to the time you want to put text.2. Press "Text" button.3. Input text and press "OK".-- How to edit text.- Drag text to place where you want to put.- Pinch text to change text size.- Tap text to show edit menus.-- Editing menu for text.- Tap start / end time to change.- Tap start / end animation to change another one.