Vosuba vs MacWhisper
Which offline Mac subtitle tool wins?
MacWhisper transcribes audio to text. Vosuba takes it the rest of the way — styled captions, burn-in, voiceover, and WCAG compliance. Here's the honest breakdown.
Quick answer: Both Vosuba and MacWhisper run 100% offline on Mac using OpenAI's Whisper models. MacWhisper (~$20) focuses on audio-to-text transcription. Vosuba ($49 Creator) goes further with styled caption overlays, video burn-in, WCAG 2.2 compliance tools, AI voiceover with 26 voices, and batch processing — making it a complete subtitle production studio rather than a transcription utility.
| Feature | Vosuba AI | MacWhisper |
|---|---|---|
| Transcription | ||
| Whisper model sizes | All 5 (tiny → turbo) | All 5 (tiny → turbo) |
| Runs 100% offline | ✓ Yes | ✓ Yes |
| Speaker diarization | ✓ Yes (Creator+) | ✓ Yes (paid) |
| Word-level timestamps | ✓ Yes | ✓ Yes |
| Multi-language support | ✓ 99 languages | ✓ 99 languages |
| Caption Styling & Output | ||
| Styled visual overlays | ✓ 10 presets + custom | ✗ None |
| Emotion-aware styling | ✓ Yes | ✗ No |
| Animation presets | ✓ 5 animations | ✗ None |
| Burn subtitles into video | ✓ Yes (via FFmpeg) | ✗ No |
| SRT export | ✓ Yes | ✓ Yes |
| VTT export | ✓ Yes | ✓ Yes |
| ASS export | ✓ Yes | ✗ No |
| Real-time preview on video | ✓ Yes (WYSIWYG) | ✗ No |
| Accessibility & Compliance | ||
| WCAG 2.2 AA validation | ✓ Built-in dashboard | ✗ No |
| CPS auto-fix | ✓ One-click | ✗ No |
| Sound detection (SDH) | ✓ 60 labels, DCMP | ✗ No |
| Accessibility package export | ✓ SRT + VTT + report | ✗ No |
| ADA Title II compliance tools | ✓ Yes | ✗ No |
| Voiceover & Audio | ||
| AI voiceover synthesis | ✓ 24 voices (Pro+) | ✗ No |
| Voice cloning | ✓ Yes (Pro+) | ✗ No |
| Workflow | ||
| Batch processing | ✓ Yes (Pro+) | ✓ Yes (Pro) |
| Find & replace (with regex) | ✓ Yes | Basic |
| Pricing | ||
| Free tier | ✓ Unlimited SRT | Limited trial |
| Paid price | $49 one-time (Creator) | ~€64 (~$69) one-time |
| Subscription required | ✗ Never | ✗ No |
| Enterprise / volume licensing | ✓ Yes | ✗ No |
The bottom line
Use MacWhisper if…
You need the fastest path from audio or video to a raw SRT or text file. It's a focused, lightweight tool that does transcription very well. Great for journalists, researchers, or developers extracting text from media.
Use Vosuba if…
You need the full subtitle workflow: styled captions, burned-in video, WCAG compliance, sound detection, voiceover, or batch processing. Vosuba is a complete offline creative studio — not just a transcription utility.
Common questions
Can I use both Vosuba and MacWhisper?
Yes. Some users use MacWhisper for quick transcript extraction and Vosuba when they need styled captions for a final video. However, Vosuba's free tier already covers unlimited SRT exports — so for most subtitle workflows, Vosuba alone is sufficient.
Is Vosuba more expensive than MacWhisper?
MacWhisper's one-time price is around $20. Vosuba Creator is $49 one-time. The difference reflects a much broader feature set: styled overlays, burn-in, WCAG compliance tools, sound detection, voiceover studio, and batch processing. If you only need raw transcription, MacWhisper is the cheaper option. If you need complete caption production, Vosuba replaces multiple tools.
Which tool is better for university or government captioning compliance?
Vosuba is purpose-built for institutional compliance use cases. It validates captions against WCAG 2.2 Level AA, ADA, FCC, and DCMP standards, exports accessibility packages, and supports enterprise volume licensing. MacWhisper does not include any compliance tooling. For organisations needing to meet ADA Title II requirements, Vosuba is the clear choice.
Does Vosuba use the same Whisper models as MacWhisper?
Yes. Both tools use OpenAI's open-source Whisper models and run them locally on Apple Silicon. Transcription accuracy is equivalent between the two apps when using the same model size. The difference is everything built on top of the transcript.
Be the first to try Vosuba
Download free and upgrade anytime. Unlimited SRT exports, no watermark on text files, no cloud upload.