Vocabulary
Key words and useful expressions in context, with examples and practice.
Structured English, level by level
Unlock Your English Potential
Learn English through structured lessons, vocabulary, grammar, pronunciation and real-world practice — organised into clear levels so you always know your next step.
KUSTAU
Knowledge Unlocked:
Study. Train. Apply. Upgrade.
5 Levels
A1 → C1 framework
Study · Train · Apply · Upgrade
The KUSTAU learning method
Self-paced
Learn on any device
How learning is structured
A clear path from your first word to fluency
Every learner follows the same simple, predictable structure — so you always know where you are and what comes next.
STUDY
Clear, structured lessons
Build your vocabulary, grammer and skills step by step.
TRAIN
Practice and apply
Do activities, quizzes and real-world tasks to build confidence
APPLY
Use English in real situations
Listen, read, speak and write with practical examples.
UPGRADE
Track your progress
See what you've achieved and move to the next level with confidence.
Inside every Unit
A unit groups a series of lessons and always finishes with a Review Lesson — which comes with a video.
LESSON 1
Grammar focus
Can, must, mustn't
-
Vocabulary School and rules
-
Grammar Can, must, mustn't -
Listening A conversation at school -
Speaking Talking about rules
LESSON 2
Grammar focus
-
Vocabulary Travel and experiences
-
Grammar Can, must, mustn't
-
Listening A conversation at school
-
Speaking Talking about rules
LESSON 3
Grammar focus
Present perfect (ever / never)
-
Vocabulary Travel and experiences
-
Grammar Present perfect (ever / never)
-
Listening People's travel experiences
-
Speaking Talking about your life
LESSON 4
Function focus
Infinitive of purpose (to / for)
-
Vocabulary Goals and plans
-
Grammar Infinitive of purpose (to / for)
-
Speaking Talking about your goals
-
Writing Not included in this lesson
REVIEW LESSON
▶ VIDEO
Unit Review
Check what you've learned and build your confidence.
- Mixed quizVocabulary and grammar
- Video summaryKey points and examples
- Listening practiceReal-life situations
- Final quizTest your progress
Vocabulary Usually included
Grammar Usually included
Listening Sometimes
Speaking Sometimes
Writing Sometimes
Reading Sometimes
Function Sometimes
INSIDE EVERY LESSON
A flexible structure, focused on learning
Each lesson is build from a set of components. The mix varies depending on the topic and level — so every lesson stays relevent, clear and effective.
Grammar
Clear explanations of the grammar point, with simple examples and exercises.
Function
How to use the language in real communication (e.g. asking, agreeing, giving advice).
Listening
Real-life audio to train your understanding, with comprehension questions.
Sound & pronunciation
Key sounds, word stress and natural pronunciation, with listening and repetition practice.
Reading
Short texts on familiar topics, with comprehension questions.
Real-world practice
Practical activities and situations to help you use the language in everyday life.
Writing
Short, guided writing tasks, such as messages, emails or short texts.
Find your level and start where you belong
Flagship course · General English
Five levels built on a familiar A1–C1 framework. Your subscription unlocks every level in the language category at once — and the same card layout will host new courses, modules and workshops as they launch.
KUSTAU Flagship Programme
General English
A complete learning journey from A1 to C1, designed to help you build real-world English skills step by step.
EV
Everyday English – Real-Life Communication (A2)
Welcome to Everyday English! This course helps you improve your English through...
GE
General English – A1
A complete journey from your very first word to professional fluency. Five...
GE
General English – A2
A complete journey from your very first word to professional fluency. Five...
GE
General English – B1
A complete journey from your very first word to professional fluency. Five...
GE
General English – B2
A complete journey from your very first word to professional fluency. Five...
GE
General English – C1
A complete journey from your very first word to professional fluency. Five...
UN
Unit 6: Clothing – Comparing Clothing
Learn clothing vocabulary, compare different clothes using comparative adjectives, practise listening and...
UN
Unit 6: Clothing – Comparing Clothing
Learn clothing vocabulary, compare different clothes using comparative adjectives, practise listening and...
Explore more KUSTAU courses
Choose a course that fits your goals and interests.
Business English
Practical English for the workplace, including meetings, presentations, emails and negotiations.
Grammar & Vocabulary
Targeted modules to strengthen your grammar and expand your vocabulary.
English Pronunciation
Improve your sounds, word stress and natural spoken English.
The lesson experience
Clean, focused lessons — nothing in the way
Each lesson follows the same clear structure, so you always know what to expect. No distractions,
no clutter — just high-quality content designed to help you understand, practise and use English
with confidence.
Vocabulary
Word, pronunciation and meaning, with a clear example.
Grammar & Function
Rules shown in context so usage feels natural.
Reading & Listening
Multimedia content with comprehension checks for both skills.
Sounds & Pronunciation
Audio with simple playback and stress-pattern practice.
End of every Unit · Review Lesson with video
Quizzes — and sometimes new information — wrapped around a video-based quiz on the previous lessons in the unit.
What do you like doing outdoors?
Look at the pictures. What activities can you see? Which ones do you like?
hiking
camping
cycling
kayaking
Discuss
- Which of these activities have you tried?
- Which one would you like to try?
- Why do you think people enjoy outdoor activities?
Why Kustau
Built for learners who want structure, not noise
Everything you need to make steady progress — and nothing that gets in the way of it.
Structured learning path
Follow a clear journey from your level through lessons, units and review lessons.
Learn anywhere
Study comfortably on your phone, tablet or computer.
Learn at your own pace
Study when it suits you and progress at a pace that works for you.
Track your progress
See what you've completed and where you're heading next.
Learn for real life
Build English you can actually use in everyday situations.
One subscription, full access
Access every available level in your chosen course category.
Your dashboard
A calm, organised home for your learning
Pick up exactly where you left off — courses, progress and your next review, all in one clean view.
Continue learning
Outdoor Activities & Hobbies
Learn and practise vocabulary, grammar and real-life conversations.
72%
Your progress
View all
68%
A2 General English
68% complete
- 24 lessons completed
- 6 unit reviews completed
- 12h 30m total study time
Recent activity
View all
-
Lesson 8.2 completed2 days ago
-
Listening quiz completed3 days ago
-
Vocabulary practice3 days ago
-
Unit 7 Review completed5 days ago
My courses
Browse all courses →
A2
General English
68%
GE
Business English
12%
GR
Grammar & Vocabulary
35%
Subscription
One simple plan, every level included
A single subscription unlocks all five levels in your language category. Choose monthly flexibility or save with yearly.
Monthly
Full access, with the flexibility to cancel anytime.
€14
/ month
- Access to all levels (A1–C1)
- All lessons, quizzes & reviews
- Learn on any device
- Cancel anytime
Yearly
The same full access — at the best price per month.
€9
/ month
Billed €108 yearly (Save 36%)
- Everything in the Monthly plan
- Save 36% compared to monthly
- Certificate of completion (optional)
- Priority technical support
Secure payment
Your data is safe with industry-standard security.
Cancel anytime
No long-term commitment.
Learn on any device
Phone, tablet or computer.
Friendly support
We're here to help.
Student stories
Steady progress, real confidence
Honest words from learners who value structure and clarity over hype.
A1 → A2
good
kustau
Student
A2 → B1
Having a clear path made all the difference. I always knew which lesson came next, so I actually kept going instead of giving up.
Dhruvesh
Student
B1 → B2
The lessons are calm and focused. No distractions — just vocabulary, grammar and practice. My speaking confidence has grown a lot.
kustau
Student
A1 → A2
test
kustau
Student
Coming next from Kustau
An expanding learning ecosystem
General English is our flagship — but the same structured framework is ready for new categories, languages and specialisations.
Business English
Practical English for work, meetings, emails and professional situations.
Coming soon
Grammar & Vocabulary
Focused courses to strengthen your grammar and build a richer vocabulary.
Coming soon
More to come
New languages and specialised courses are in development.
Coming soonOur focus today is General English. New tracks will appear here as they launch — no redesign required.
Questions & answers
Everything you need to know
What does my subscription include?
One subscription unlocks every level in your language category — A1 through C1 — including all units, lessons, quizzes and review lessons. You can choose a monthly or yearly plan.
Which devices can I learn on?
Kustau is designed mobile-first and works on phones, tablets and desktop. Your progress syncs across every device, so you can switch seamlessly.
Am I eligible for a certificate?
To receive the final certificate of completion, you'll need to pass every Review Lesson in your level. Review Lessons can be retaken as many times as you need.
How is my progress tracked?
Your dashboard shows clear progress bars for every level, unit and lesson, plus your recently completed lessons and upcoming reviews — so you always know your next step.
How do payments work?
Subscriptions are billed securely. We accept payments through PayPal and credit cards for a simple and secure payment experience.
Ready to unlock your English?
Start with your level today and follow a structured path — one lesson at a time.