Video Compression - Simple app for iPhone and iPad

Using this application, you can optimize the size of your video files and keep your smartphone or tablet with plenty of storage space.
You can choose from five levels of quality for compression: highest, high, medium, low, and lowest.
You can playback and compare the original and compressed videos side by side.
The simple and intuitive interface makes it easy for anyone to compress video. Selecting the quality level and starting compression takes only a few taps.

[Caution.
Some changes in image quality may occur due to compression, but by selecting the optimal compression ratio, you can reduce the video weight while maintaining high quality.