Automatic captions.
On your device.
Select a video. Generate captions locally. Edit, style, and export polished videos for Reels, TikTok, Shorts, and more — without uploading your content.
Contact SupportNo uploads. Your videos stay on your device.
Built by Ion Pulse Software
No uploads
Your videos stay on your iPhone during caption generation and export.
High-quality captions
Generate accurate captions with a fast, creator-friendly workflow.
Edit before export
Review caption text, make changes, and stay in control.
Style your videos
Customize captions, layouts, and karaoke-style word highlighting.
HDR-aware export
Designed for modern iPhone video workflows and high-quality output.
Resume anytime
Pick up where you left off with recent videos.
Built for speed and privacy.
LocalCap keeps your workflow simple: choose a video, generate captions, refine the style, and export — all on your device.