Type a topic, shadow every word, speak naturally
Generate GPT-powered dialogues, follow along with ElevenLabs-level speech marks, and shadow in real time on a mobile-first interface.
Live transcript
Word-level highlighting keeps your shadowing rhythm steady.
You have not generated a script yet. Pick a scenario above.
Airport lost baggage
Short AI‑generated dialogue. Click “Generate script” above to create your own.
Pitching a startup
Short AI‑generated dialogue. Click “Generate script” above to create your own.
Hotel reservation issue
Short AI‑generated dialogue. Click “Generate script” above to create your own.
Features
Word-timed playback
Timestamped speech marks make every word light up exactly when it is spoken, just like a karaoke bar for language learning.
AI-powered word translations
Tap any word in the transcript to see a concise translation in your interface language.
Variable playback speed
Adjust TTS speed between 0.25x and 1.5x for clear pronunciation and controlled pacing.
Mobile-first experience
Optimised controls for single-thumb usage, adaptive typography, and smart auto-scroll mean you can shadow on the go.
Three languages, expanding
English, German, and French scripts ship on day one. Spanish is on deck thanks to our flexible pipeline.
Flow
Pick a scenario
Select a situation or type one yourself. We expand it into a multi-minute conversation in your target language.
Short prompts (under 100 characters) produce the best pacing.
Generate with AI
Our tuned 4o-mini class model keeps vocabulary appropriate for your level while preserving natural tone.
Adjust the difficulty slider in the app later for B1, B2, or C1.
Shadow with TTS
Tap play to hear ElevenLabs-quality audio with exact word timings. Pause or slow down whenever you need.
Bookmark the tricky sentences to revisit in review sessions.
Pricing
Free
3 lessons per month. Try the full flow.
- 3 text + TTS lessons
- Word-level highlighting
- Mobile PWA access
Basic
20 lessons per month. Great for weekly practice.
- 20 text + TTS lessons
Pro
50 lessons per month. For power users.
- 50 text + TTS lessons
- Priority support
- Shared collections
FAQ
Which TTS engines are supported?
What model generates the text?
Is there an offline mode?
Do you support Spanish?
Shadow dialogue anywhere with LingoSon
LingoSon brings language shadowing to your phone. Write a topic, let AI draft a full script, and follow along word by word with synced audio cues.
Our mobile-first PWA keeps controls, typography, and progress indicators within thumb reach. Switch effortlessly between English, German, and French lessons.
Usage-based pricing keeps text-to-speech costs transparent. Stripe handles billing, while our cache and queue system keeps playback instant.
Start your first lesson and shadow today
Free plan includes 3 lessons per month. No card required.