Disclosure: I build Nitrakit , the video editor SDK used in this post.

Your users want to make video in your app, and "trim and post" isn't enough for them. This guide shows how to add a complete React Native video editor to your app, Expo included, with Nitrakit: install, show the editor, use your own media library and export an MP4. The code

comes straight from the React Native guide in our docs.

Why the editor belongs inside your app

When editing happens somewhere else, users leave. They export, switch apps, edit, and maybe come back to post. Each step is a chance to lose the post, and the moment of making something happens in someone else's product instead of yours.

The other option, building the editor yourself, means a timeline, text, captions, effects, audio and export, on iOS and Android, kept working release after release.…