48 Sounds Masterclass — English Full:Time
2-hour masterclass

Master every sound of American English

Stop guessing. Train your ears first—then your mouth follows naturally. The same way every native speaker actually learned.

J
A
P
+
Trusted by students in 100+ countries
Save 93%
$300
$19
One-time payment · Lifetime access
  • All 48 sounds of American English
  • 2 hours of focused video training
  • Close-up mouth demonstrations
  • Native language shortcuts
  • Watch anytime, at your pace
Get Instant Access
48
Sounds Decoded
100+
Countries
1M+
YouTube Subscribers
2h
Focused Training
$19
One-Time Price
The problem

You’ve been fixing your mouth when the real problem is your ears

😶

The Hesitation Loop

You pause before every unfamiliar word. That tiny delay tells everyone you’re uncertain—even when you know the word perfectly.

🔄

The Repeat Tax

“Can you say that again?” Each time someone asks, your confidence erodes a little more. You start speaking less.

🚫

Word Avoidance

You swap “comfortable” for “nice.” “Entrepreneur” for “business person.” Your vocabulary shrinks around your fear.

🔁

Practicing Mistakes

Without trained ears, you rehearse the wrong sounds over and over—reinforcing the exact habits you need to break.

The key insight

You can’t produce a sound you can’t hear

Traditional training tells you where to put your tongue. But if your ears can’t distinguish /ae/ from /e/, your mouth has no target. Train the ear first—the mouth follows.

The method

Ear-first training that actually works

1

Calibrate Your Ears

Train your ears to distinguish sounds that blur together in your native language. Once you hear it, you can’t un-hear it.

2

Map the Mechanics

See precise lip, tongue, and jaw positioning. Not “repeat after me”—exact micro-movements you can replicate.

3

Build Self-Correction

Develop the internal ear native speakers use. You’ll catch mistakes in real time—and fix them without a teacher.

What you get

Everything inside the masterclass

🎧

All 48 sounds decoded

Every vowel, consonant, and diphthong broken down one by one with real examples

2 hours of dense video

No filler, no fluff. Structured training you can pause, rewind, and revisit forever

👀

Close-up mouth demos

Lip, tongue, and jaw positioning filmed in detail for every single sound

🌐

Native language shortcuts

Bridges from your mother tongue—use sounds you already know to learn new ones

⚠️

Bad habit diagnosis

Common mistakes identified so you stop practicing and reinforcing errors

🇫🇸

West Coast Californian

Clean, professional American accent used in business, media, and tech

Student results

From 100+ countries

★★★★★

“For the first time in my life, I can actually distinguish the ‘a’ and ‘e’ sounds. It completely changed the way I hear English.”

J
Jayalakshmi
India
★★★★★

“This training marked a clear before-and-after moment in my understanding of English pronunciation.”

A
Alvaro
Spain
★★★★★

“The best thing about learning with Stefanie is not only that she is very honest about what to expect, but also that her courses are really effective.”

J
Jose
Chile
★★★★★

“Stefanie is an excellent coach with clear and precise speech. I have made so much progress!”

P
Pat
France
Since 2016 1M+ subscribers
Your instructor

Stefanie Klenner

Founded English Full:Time in 2016 and has taught students in over 100 countries. A native West Coast Californian who became fluent in Spanish—she built her ear-training method from the same struggle her students face.

Direct, honest, results-oriented. No filler. No guesswork. Clear instruction from years of real teaching.

Teaching since 2016
100+ countries
1M+ YouTube
Fluent Spanish
The transformation

After 2 hours with this training

Before
  • × Avoiding unfamiliar words
  • × Guessing if you said it right
  • × Freezing when asked to repeat
  • × YouTube videos that don’t stick
  • × Practicing mistakes unknowingly
After
  • Speaking any word with confidence
  • Hearing exactly what needs fixing
  • Self-correcting in real time
  • Movies & podcasts become training
  • Every future lesson builds faster
Limited standalone price
The 48 Sounds Masterclass

Two hours of focused, expert training. No subscription. No fluff.

$300 $19

Normally part of the $300 program—standalone for a limited time

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Instant access
Lifetime access
One-time payment
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P.S.

That word you swap out every time because you’re not sure you’ll say it right? There’s a good chance it comes down to one single sound you haven’t learned to hear yet. Two hours. Nineteen dollars. Fix it permanently.