Learn faster with every tool in one place.

FluencyLab brings daily practice, speech feedback, spaced repetition, planning, progress tracking, and YouTube learning tools into one workspace for students and polyglots.

Start for Free Explore the system

Practice modes

Recall, listening, output, expansion

Media workflow

YouTube captions into review

Student practicing spoken language with FluencyLab

Methodology

A complete language lab, not another flashcard app.

Plan the week, practice out loud, review weak phrases, measure progress, and turn real media into study material without switching tools.

Spaced repetition

Phrases resurface at graduated intervals, with weak items returning sooner and strong items receding.

Active recall and feedback

You answer before the reveal, then get immediate transcript and pronunciation feedback so mistakes become the next repetition.

High-frequency language

Sessions prioritize useful words, chunks, and phrases that unlock real conversation faster.

Audio-first practice

TTS, STT, pronunciation feedback, and listening drills keep the loop in the spoken channel.

All-in-one toolkit

For classes, self-study, and polyglot routines.

FluencyLab keeps the core workflow together: plan, listen, speak, review, track, and learn from real content.

Weekly plans

Turn your schedule, level, target language, and goal into a concrete practice route.

Speech drills

Use timed speaking prompts, pronunciation scoring, and transcript checks to train output under pressure.

Knowledge tracker

See what is weak, slipping, developing, or mastered before choosing what to practice next.

Content capture

Move useful expressions from YouTube into your FluencyLab review loop.

Everything your study loop needs.

Plan the week, practice out loud, review weak phrases, measure progress, and turn real media into study material without switching tools.

Daily practice

One guided session

A focused path through recall, guided listening, forced output, phrase expansion, and review.

Start practicing

Progress memory

Knowledge Tracker

Track which phrases are weak, developing, strong, or mastered so your next session starts where it matters.

Vocabulary depth84%

Review timing

Review Queue

Weak phrases come back sooner. Strong phrases move out, so you spend time on what you are about to forget.

Speech feedback

Speak, compare, improve

Record your answer, compare the transcript, and use pronunciation feedback to build real speaking confidence.

Learning systems

Inspired by proven study ideas.

The product turns familiar learning principles into daily product mechanics.

Paul Pimsleur

Ask first. Pause. Speak. Then confirm.

Anticipation and graduated recall shape the way phrases return during practice.

Francesco Cirillo

Short focus rounds beat vague study time.

Pomodoro-style rhythm keeps recall intense, measurable, and sustainable.

Barbara Oakley

Alternate focused work with recovery.

Focused and diffuse-mode ideas inform short sessions with breaks, repetition, and reflection.

Pierluigi Piazzi

Intelligence can be trained by better study habits.

The system rewards active study outside passive exposure: speak, recall, and review.

YouTube extension

Turn YouTube into a language lab.

Watch real content with an on-video caption layer that finds useful expressions and sends them into your study loop.

Connect the browser companion

Smart caption overlay

AI expression highlights

Click-to-understand

Save to review

Focus timer and XP

YouTube caption layer

Expressions highlighted while the video plays

Focus timer and XP

18:24

Study with an on-video focus timer, break overlay, and lightweight progress feedback.

AI expression highlights

Important phrases, idioms, fillers, collocations, and common words are highlighted as they appear.

I get the hang of it when I hear it in context.

Save a phrase, open an explanation, or keep watching.

Pricing

Simple, transparent pricing

Every plan includes audio-first exercises, spaced repetition, progress tracking, and real speech assessment.

Learner

$9.99/ mo

5 exercises per day
1 language
Audio-first recall exercises
Spaced repetition review queue
Knowledge tracker & progress
Daily session planning

Get started