LumaSub: Live Speech-to-Subtitle Translator

Understand foreign-language live streams and videos without subtitles: what’s said becomes captions in your language, as they speak.

Live streams in a language you don't speak, videos with no subtitles: now you can follow along as you watch. Highlights ✅ One click to start: Press once and it starts translating. No need to even pick a language. ✅ Live captions: The moment someone speaks, the captions keep up. ✅ Both languages: Read the translation and glance at the original whenever you like. ✅ Catch what you missed: Didn't quite get that line? The Reading panel keeps it for you. ✅ Knows who's talking: Even when two people talk over each other, you can tell who said what. ✅ Captions your way: Bigger, higher, lighter? You call the shots. ✅ Your pace: Pick Keep up to stay right with the speaker, or Easy to read to take your time. ✅ Only sound counts: Pauses and silence are never charged, so not a minute goes to waste. ✅ Private by design: No recording, nothing saved, and it never touches your mic. ✅ Many languages: Whatever language they speak, you get it in yours. ✅ Help in one click: Hit a snag? Tap Email support and write to us. Plans New accounts get a free 15-minute trial. Monthly: USD 14.99 for 30 hours a month (renews automatically, cancel anytime). Time packs: 5 hours USD 4.99 | 15 hours USD 12.99 (never expire). Prices exclude tax. Refundable within 14 days of purchase if unused. Notes Payments are handled by Lemon Squeezy (Lumenhouse Studio), not sold by Google. Terms: https://lumasub.web.app/terms.html