Animated caption styles — 16 presets with live preview
16 named animated caption styles (Punch, Neon, Ember, Pop, Gold and more) with a live preview so you pick the exact look before you render your short-form clip.
Roadmap
What's shipped, and what's next
Katto turns long videos into scored, captioned vertical clips. Here's what we've already shipped and what we're building next — from AI captions and smart reframe to dubbing, 4K export and a public API.
Vote on what's next →ShippedLive in Katto today
Clip from Vimeo, Rumble and Zoom recordings
Paste a Vimeo, Rumble or public Zoom recording link and Katto turns it into scored, captioned vertical clips — on top of YouTube and Twitch.
Turn Twitch VODs into clips
Paste a Twitch VOD URL and get captioned 9:16 clips ready for TikTok, Reels and YouTube Shorts.
Remove silences automatically
One-click AI Boost that auto-cuts the dead air between words for a tighter, faster short.
Auto-zoom (punch-in) on key moments
Automatic punch-in zoom on your highlighted keywords to add energy to every clip.
AI dubbing in 8 languages
Turn one clip into Spanish, French, Portuguese, Italian, Hindi, Japanese and Chinese with AI dubbing.
Virality scoring — Hook, Flow, Value, Trend
Every clip is scored 0–100 across Hook, Flow, Value and Trend so you post the ones most likely to go viral.
Publish to 7 platforms in one click
Export and schedule your clips to YouTube, TikTok, Instagram, LinkedIn, Bluesky, Mastodon and Threads.
10-language interface
Use Katto in English, French, Spanish, Italian, Portuguese, German, Hindi, Chinese, Japanese and Korean.
AI hook, royalty-free music and word-level trim
Auto scroll-stopping hook text, a royalty-free music library, and precise word-level trimming built into the editor.
In progressBeing built right now
Manual reframe controls (follow speed & dead zone)
Fine-tune how the auto-reframe camera follows your subject with follow-speed and dead-zone sliders.
Editor polish pass
A cleaner, faster editor that feels like a real video editing tool.
PlannedComing next
Safe-zone overlay
A visible safe zone in the preview so captions and faces never get cropped on any platform.
Brand templates — save & auto-apply your style
Save your captions, logo, intro and colours once and auto-apply them to every future clip.
Multi-track timeline editor
Word-level captions, B-roll and audio on real, editable timeline tracks.
Transitions library
Clean fades, dissolves and zoom transitions between scenes.
Sound-effects library
A searchable sound-effects library alongside the royalty-free music.
AI thumbnail maker
Generate click-worthy YouTube and short-form thumbnails in seconds.
4K export
AI upscaling for crisp 4K clip exports.
AI dubbing in 80+ languages
Expand AI dubbing far beyond the current 8 languages.
Public API + MCP server
Clip, caption and dub from your own tools or an AI agent (Claude, Cursor) via the Katto API and MCP server.
Range picker for long VODs
Select a time window from a multi-hour Twitch or Zoom recording before clipping.
Custom caption fonts
Upload and use your own brand typefaces in captions.
Team workspaces
Seats, shared projects and a shared brand kit for teams and agencies.
Post-performance analytics
See which clips actually landed with cross-platform performance analytics.