The AI tutor that
actually talks back.
Lumen listens to you speak, corrects your mistakes in real time, and builds a personal curriculum around your goals — so you make real progress, not just streaks.
No credit card. First lesson in under a minute.
6
Languages available
10 min
Average lesson
Real voice
AI conversations
Free
To get started
See it in action
A tutor that keeps up with how you actually speak.
Mix languages, stumble on words, switch topics — Lumen rolls with it. It gently corrects you without killing your flow, exactly like a great human tutor would.
Try a free lessonLumen
Spanish · listening…
Sound familiar?
Lumen was built for people who…
Why Lumen
Built for people who actually want to speak.
Real voice conversations
Not tap-the-matching-word. Actual back-and-forth conversation with an AI that speaks, listens, and responds — no scripts.
Your path, your pace
Tell Lumen your level, goals, and schedule. It builds a custom curriculum and adapts every session based on how you're actually doing.
Corrections that teach
When you make a mistake, Lumen flags it immediately with a clear explanation — not a buzzer. You understand the rule, not just the answer.
Words you actually keep
Tap any word during a session to save it. Lumen builds your personal vocabulary deck and quizzes you with spaced repetition until it sticks.
Consistency by design
Schedule your week, set reminders, and track your streak. Short daily sessions beat marathon study — Lumen makes showing up the easy part.
10 minutes is enough
A lesson that fits a commute, a lunch break, a coffee queue. Lumen always picks up exactly where you left off — no warm-up needed.
The honest difference
Streaks don't make you fluent.
Most language apps train you to tap the right answer. Lumen trains you to speak one — that's the gap between knowing a language and actually using it.
Other apps
Tap the matching word
Repeat the same phrase
Earn XP, lose hearts
Gamified, not effective
No real speaking practice
Lumen
Have real conversations
Get corrected in the moment
Follow a personalised path
Learn from every mistake
Actually start speaking
How it works
From zero to speaking in minutes.
Tell Lumen your goals
Pick your language, your level, and what you want to achieve — travel, work, daily chat. Lumen builds your personal path before your first session.
Have a real conversation
Speak out loud. Lumen listens, responds naturally, and gently flags mistakes without breaking the flow. No scripts, no tricks — just talking.
Track real progress
Review saved words, revisit corrections, see your weak spots improve. Every session builds on the last — you feel it getting easier.
Pricing
Simple, honest pricing.
Start with 10 free minutes. Upgrade when you're ready.
Starter
Light, casual practice
About 3 sessions of 25 min per month.
Core
Regular practice — build a real habit
About 5–6 sessions of 30 min per month.
Plus
Serious immersion
Daily short sessions or multiple deep dives per week.
Your tutor is ready.
Start your first conversation free. No credit card, no commitment — just you and a tutor built around how you actually learn.