
SonicCaption
Real-time bilingual subtitles on any tab
Chrome/Edge extension providing real-time bilingual captions and translations for videos, streams, and online classes in another language.
About this launch

SonicCaption is a browser extension that delivers real-time bilingual subtitles for videos, meetings, and streams. It works with YouTube, Netflix, Twitch, Zoom, Google Meet, and any website with audio, requiring no file uploads—just install the extension, open any tab, select your languages, and hit Start.
Designed for language learners and non-native professionals, SonicCaption provides dual subtitles showing both original and translated text simultaneously, with subtitles appearing in approximately 0.5 seconds. The extension processes only text segments while keeping audio private within the tab.
Offered in free and paid tiers with monthly minute allocations, SonicCaption is built for real-world scenarios including following live streams, participating in meetings without language barriers, and learning from online courses without constant pausing.
What it does
- Real-time bilingual captions on any website with audio
- Works with YouTube, Netflix, Twitch, Zoom, Google Meet, and more
- Low-latency subtitles appearing in ~0.5 seconds
- Dual subtitles showing original and translation simultaneously
- No file uploads required
- Privacy-aware audio processing
- Shared team minute pool with per-member usage tracking
- Team roles with clear permissions
Pricing
Pricing model: Freemium
Free: $0, 20 minutes per month. Starter: $10/month, 8 hours per month. Pro: $20/month, 20 hours per month. Power: $39/month, 50 hours per month. Ultra: $79/month, 120 hours per month. Team/Enterprise: Custom pricing. Yearly plans save 30%.
Shopper questions
Does it work with Zoom and Google Meet?
Yes. Open your Zoom or Google Meet call in the browser, start the meeting, then click Start in SonicCaption. Real-time subtitles and translation appear on top of the page.
Can I cancel my subscription anytime?
Yes. You can cancel future renewals at any time via the billing portal or by contacting support. Cancel anytime via Stripe with no tricks.
SonicCaption has a free listing. The owner can unlock the full profile with a paid launch for $5:
- Founder story (locked)
- Milestones (locked)
- Demo video (locked)
- Dofollow website link (locked)
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