V360 is a free 360 video editing app available for Android and iOS. The Android version added new features as shown in the video. These features will be added to the iOS version in a few weeks. Here are the links to download V360.
Android: https://play.google.com/store/apps/details?id=com.avincel.video360editor&hl=en
iOS: https://itunes.apple.com/us/app/v360-360-video-editor/id1236232669?ls=1&mt=8
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