
SonicCaption
Real-time bilingual subtitles for any video or audio on your Mac. A native macOS desktop app for people who watch videos, streams, and online classes in another language.
We build a small, focused suite of desktop apps, browser extensions, and web tools that turn speech into clarity, language into reach, and busywork into time saved.

Real-time bilingual subtitles for any video or audio on your Mac. A native macOS desktop app for people who watch videos, streams, and online classes in another language.

AI-powered meeting assistant that records, transcribes, and summarizes — so you can stay in the conversation, not in your notes.

Translate and dub any browser tab into your language, in real time.

Natural-sounding AI text-to-speech, built right into your browser.

Live captions and translation for every meeting and video, in your browser.

Automatic highlighting that surfaces the parts of any article worth your attention.

Pull every link out of any PDF, in one click. Clean, copy-ready, exportable.
We collect only what's needed to run the product. No tracking pixels, no data resale, no surprises. Each extension ships with its own clear privacy notice.
We use AI where it removes friction — captions, transcripts, translation, summarization. Not as decoration.
Each product is maintained by the same team that ships it. Bugs get fixed; emails get answered; updates arrive on a steady cadence.
We read every email. Reach the team directly at [email protected].