iMovie - Apple
https://www.apple.com/imovieiMovie delivers a tour de force on iPad Pro. Work with multiple 4K video clips. Create effects like green screen, picture‑in‑picture, or split screen and play them back instantly. Use the Magic Keyboard for iPad with trackpad support for an extra level of speed and precision when editing.
iMovie - Wikipedia
https://en.wikipedia.org/wiki/IMovieThe first version of iMovie was released in 1999 as a Mac OS 8 application bundled with the first FireWire-enabled consumer Mac model, the iMac DV. iMovie 2 added the ability to interleave video and audio tracks on the timeline. iMovie 3 was plagued by performance issues and bugs. iMovie 4 introduced nondestructive video editing. In prior versions of iMovie, tr…