Knowledge Base

Learn how to use every Bitcut feature — step-by-step guides for creating short-form video content on iPhone.

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Music & Audio

Beat detection, sync, ducking, and voice enhancement.

Adding a Music Track Import a music track from Files or your music library to play under all clips, with volume control for the perfect mix.
3 min read
Beat Detection & Beat Dots Automatic beat detection places colored dots on the timeline — see the rhythm at a glance and sync your cuts to the music.
3 min read
Syncing Clips to Beats Snap clip boundaries to the nearest beats so every cut lands on a musical accent — automatic with Smart Add, or manual for fine-tuning.
3 min read
Adjusting Beat Phase Offset Fine-tune where beats land relative to your clips by shifting all beat markers left or right with the phase slider.
2 min read
Music Ducking for Speech Automatically lower the music volume when speech is detected in a clip, so voices stay clear over the background track.
2 min read
Voice Enhancement Presets Clean up voice recordings with four enhancement presets — from subtle correction to aggressive noise removal and clarity boost.
3 min read
Audio Channel Selection Choose which audio channel to use from a stereo recording — isolate a specific language, microphone, or mixer feed per clip on the timeline.
3 min read
Volume Control per Clip Set individual volume levels for each clip on the timeline — mute B-roll, boost quiet speakers, and balance your mix.
2 min read
Volume Envelope & Keyframes Place volume keyframes within a clip to automate fade-ins, fade-outs, and targeted dips. Choose from 4 interpolation curves for smooth transitions.
3 min read