Comprehensible Input · Powered by AI

Learn any language,
one phrase at a time.

FluentShadow creates custom audio sessions around topics you actually care about. Pick a subject, choose your language, and let AI do the rest.

Try it free → See how it works ↓

Three steps to fluency

No textbooks. No grammar drills. Just natural phrases in context, read aloud by a native voice.

1

Choose a topic

Type anything you want to practice — ordering coffee, job interviews, weekend plans, travel. If you can name it, we can generate it.

2

AI builds your session

GPT-4 writes a set of natural, contextual phrases. A native-quality voice reads them aloud at a comfortable learning pace.

3

Listen and absorb

Stream your session live as it generates, or download the MP3 and take it anywhere — your commute, workout, or quiet hour.

Everything you need,
nothing you don't.

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8 languages

English, Spanish, French, German, Italian, Portuguese, Japanese, and Russian — with more on the way.

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Any topic

Fully customizable. Refine your topic with extra context — business, casual, travel, technical — whatever fits your goals.

Live preview

Hear your first phrases while the rest are still generating. No waiting around — start listening in seconds.

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Downloadable MP3

Your session is yours to keep. Download the full audio file and replay it on any device, offline.

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Secure cloud storage

Every session is saved to your account for 30 days. Access your entire history anytime, from any device.

Fast generation

A full 5-minute session is ready in under 3 minutes. Longer sessions queue up while you listen to the preview.

🇺🇸 English 🇪🇸 Spanish 🇫🇷 French 🇩🇪 German 🇮🇹 Italian 🇧🇷 Portuguese 🇯🇵 Japanese 🇷🇺 Russian

Simple, honest pricing

Start for free. Upgrade when you're ready to go deeper.

Pro
Pro
Coming soon
  • Unlimited sessions
  • Up to 30 minutes per session
  • All 8 languages
  • MP3 download
  • Priority generation
Coming soon

Start learning today.

No credit card required. Your first session is free.

Create your account →