Now available on the Mac App Store

Generate AI subtitles locally on your Mac.

No subscription. No cloud upload. Edit, burn, and export subtitles with a native macOS app. Caption Comet keeps your videos on your Mac — and still just works.

Download on the Mac App Store See how it works
In Free mode, all exports are limited to the first 30 seconds. Burned video exports also include a small ‘Caption Comet for Mac’ watermark.
Local transcription
Batch videos
Multiple subtitle formats
Apple Silicon only
QUICK MODE

Choose a template. Drop your videos. Done.

Pick a style. Drop your videos. Exports are processed automatically on your Mac.

1

Choose a template

Start with a built-in style or saved preset.

Caption Comet template library — choose a caption style preset
2

Drop your videos

Drop in one video or a whole batch — mixed resolutions, aspect ratios, and codecs are fine.

Caption Comet Quick Mode — drop videos to process automatically
3

Done

Caption Comet exports the finished videos or subtitle files automatically. When the queue finishes, your outputs are done.

Caption Comet finished export — captioned video result
NEED MORE CONTROL?

Edit subtitles or customize your template.

Use Project Mode when you want to fine-tune captions, or configure a reusable style before running Quick Mode.

PROJECT MODE

Edit your subtitles.

Adjust timing word by word using the waveform timeline.

Caption Comet Project Mode — edit subtitle words, timing, and styles
CUSTOM TEMPLATES

Configure your caption style.

Adjust burn-in settings, subtitle formats, and caption presets before running Quick Mode.

Caption Comet burn configuration — caption style and export settings
FEATURES

Powerful when you need it.
Simple when you don’t.

Caption Comet keeps the fast path simple: choose a style, drop your videos, and let Quick Mode process them locally. When a video needs more attention, open Project Mode to correct words, adjust timing, preview captions, and export exactly what you need.

Local transcription

Your videos stay on your Mac. No cloud upload, no account, no subscription.

Quick Mode batching

Process one video or a batch with the same caption style and output setup.

Project Mode editing

Correct words, adjust timing, merge or split lines, and fine-tune styles.

Burn or export

Burn captions into video or export SRT, VTT, ASS, TXT, and supported subtitle tracks.

Vertical and horizontal video

Use the same workflow for short-form clips and traditional horizontal videos.

Built for real media

Use playback proxies when preview playback needs help, with memory-pressure warnings during heavier local jobs.

Caption style presets included

Start with a built-in style, adjust the look for your video, or save your own reusable preset.

Clean Minimal
Standard captions • Bottom safe area • Professional
Bold Social
Lower third style • Great for Reels & TikTok
Karaoke Pop
Highlight current word • Dynamic captions
Progressive Build
Words appear in sequence • Clear pacing • Engaging
One Word Punch
Single-word emphasis • High impact • Short-form ready
High Contrast Accessibility
Maximum readability • Strong contrast • Accessible
Documentary Subtle
Understated look • Clean typography • Narrative video
Custom Presets
Save your own styles • Reuse across projects • Full control
FAQ

Questions people ask before using Caption Comet.

Short answers about local transcription, subscriptions, exports, privacy, and Mac compatibility.

Does Caption Comet upload my videos?

No. Caption Comet transcribes and processes your media locally on your Mac. Your videos are not uploaded to Caption Comet servers.

Is Caption Comet a subscription?

No. Caption Comet has a free mode for testing your workflow, plus a one-time Lifetime Pro unlock for full-length exports and no forced watermark.

Can I generate subtitles offline?

Yes. Caption Comet is designed for local AI subtitle generation on Apple Silicon Macs. No account or cloud transcription service is required.

What can I export?

Caption Comet can export subtitle and text files such as SRT, VTT, ASS, and TXT. It can also burn captions into video and create MKV files with selectable subtitle tracks.

Can I burn captions into a video?

Yes. Caption Comet includes caption style presets for burned-in captions, including clean subtitle styles and bold social-video styles for vertical or horizontal videos.

Can I edit the subtitles?

Yes. Use Project Mode to review captions, correct words, adjust timing, and fine-tune styles before exporting or burning your captions.

Does Caption Comet work with Final Cut Pro, DaVinci Resolve, or Premiere Pro?

Caption Comet is a standalone Mac app. You can export subtitle files or burned videos for use with video editors and publishing platforms that support those formats.

Does Caption Comet support Intel Macs?

No. Caption Comet is built for Apple Silicon Macs.

Edit for free.
Export full-length videos with Pro.

Start with the complete workflow, then temporarily or permanently unlock the Pro feature set.

Free

Complete editing workflow
Queue and batch workflow
Exports limited to the first 30 seconds
Burned video exports include the forced “Caption Comet for Mac” watermark

Pro

Full-length exports
No forced watermark
Optional custom text watermark
No subscription
No account
30-DAY PRO TRIAL

Temporarily unlocks the Pro feature set.

LIFETIME PRO

One-time purchase that permanently unlocks the Pro feature set.

$14.99 launch price • Regular price $29.99

Your videos stay on your Mac.

Caption Comet transcribes and processes your media locally. Your videos are not uploaded to our servers, and no account is required.

Local processing
No cloud upload
No telemetry
No account
No subscription

Get Caption Comet for Mac

Now available on the Mac App Store. Free to try, one-time Pro unlock, no subscription.

Download on the Mac App Store