LinguaLens: AI Video Translate

LinguaLens turns any video into translated subtitles and natural sounding voiceover fast, accurate, and privacy minded. It even translates live: a floating bubble shows instant subtitles for audio playing in any app, in real time. Video transcription runs on-device, so your video's audio never leaves your phone. Translation and voice synthesis use secure cloud services over encrypted HTTPS to deliver human quality results. 🎙 AI SUBTITLES & TRANSCRIPTION - On-device speech recognition your video audio stays on your phone - Time-synced subtitles ready in seconds - Supports 19 source/target languages - Burn subtitles into the video, ready to share anywhere 💬 LIVE TRANSLATION BUBBLE - Translate audio playing in any app, in real time - A floating bubble overlays instant subtitles as you watch - Perfect for live videos, reels and streams 🔊 NEURAL VOICEOVER - High-quality neural voice synthesis with natural intonation - Multiple voices per language (male / female) - Voiceover precisely synced to subtitle timing 🌍 19 LANGUAGES, ANY DIRECTION Translate Spanish to French, Japanese to German, Arabic to English. Detect the source language automatically or pick it manually. 🔒 PRIVACY YOU CAN VERIFY - Video audio is transcribed locally on your device the file is never uploaded - The live bubble streams audio to a secure cloud service only for real-time translation - Cloud calls use encrypted HTTPS for the video flow, only transcribed text is sent - No account required, no personal data stored - Full data flow described in our Privacy Policy ⚡️ THREE TRANSCRIPTION TIERS - Standard — bundled with the app (~30 MB). Fast for everyday clips. - Enhanced — download once (~72 MB). Better accuracy on complex speech. - Super — download once (~220 MB). Best accuracy for noisy audio, accents, technical content. WHO USES LINGUALENS 🎓 Language learners studying authentic content 🎬 Creators dubbing videos for international audiences 💼 Professionals reviewing foreign-language recordings 📰 Journalists transcribing multilingual interviews ♿️ Accessibility generate captions where none exist HOW IT WORKS 1. Pick a video from your gallery or paste a link 2. Auto-detect or pick the source language 3. Choose the target translation language 4. LinguaLens transcribes, translates, and (optionally) generates voiceover 5. Export the subtitled video or tap the bubble to translate live in any app Note: Video speech recognition is on-device. Translation, voiceover, and the live bubble require an internet connection.