Understand English
without subtitles.
Real 3-second clips from the shows, news, and talks you'd watch anyway. Tap once. Your brain remembers what your eyes saw.
Or chat with our bot on Telegram
12 native languages · A1 to C2 · Built on memory research
Free forever. Pro when you're ready.
What makes Cool Mate different
Three things no other English app gets right.
01
Real video. Real voices.
Every phrase is one a native actor said on screen. No made-up examples. No textbook voice.
02
A memory algorithm that times every clip.
Each word comes back at the moment you're about to forget it. Fifty years of memory research, one tap.
03
Three seconds at a time.
Five minutes a day in moments you already have. No new habits to build, no schedule to keep.
The daily loop
Watch. Tap. Remember. Speak.
Watch a real clip
Three seconds from a real show. The word lands inside the moment that uses it.
Tap if you got it
No multiple choice. No guessing. One tap is the whole interaction.
The algorithm picks the next clip
Hard ones come back tomorrow. Easy ones drift further out. Built on fifty years of memory research.
Speak it naturally
A word leaves the system once your brain has earned it. By then, it sounds like yours.
What it looks like
This is what real English practice looks like.
Real shows, real voices, real progress. Three seconds at a time.





Try a chunk
Real chunks from real shows.
From Ted Lasso. Tap any chunk to see its meaning, examples, and clips.
Come on
A phrase used to urge or motivate someone.
3 clips
Go go go
An expression used to urge someone to move quickly or to express excitement.
1 clip
Exquisite taste
A refined and distinguished understanding of quality and flavor.
1 clip
Do you want it
A question asking if someone desires something.
1 clip
Good point
A valid or insightful remark in a discussion.
1 clip
Excuse me
A polite phrase used to ask for attention or to apologize for interruption.
1 clip
Cheeky one
A person or remark that is playful and slightly disrespectful.
Listen to me
Ask someone to pay attention to your words.
1 clip
The science
Repetition is the only thing memory respects.
We didn't invent spaced repetition. We just made it tap-able. Hear the same phrase across a few weeks and you keep it for years. Fifty years of cognitive science, packed behind one tap.
Smart, not static. The classic Leitner method used fixed days between reviews. Cool Mate reads your real-time accuracy and adjusts the schedule per word, per learner. Hard words come back faster. Easy ones drift further out.
The same method behind every fluent adult learner you've ever met. No calendar to plan, no review queue to clear. Just the feed, the tap, and the next clip.
Everything Cool Mate does
One mate. Wherever you already are.
Real video
Idioms make sense when you see them said.
Every clip is a real moment from a real show. Slang stops being confusing once you see the face behind the words.
Apple Watch
Practice from your wrist.
Three seconds between meetings, one on the train, one mid-walk. Tiny moments add up.
Telegram
In your DMs.
Type /challenge, get a chunk back. Done in ten seconds.
Library
Grows with you.
TV, news, talks, classics. Pick a collection, we line up the clips.
Offline
Practice on planes and trains.
Download a collection, keep practicing with no signal.
Cross-device sync
Phone, watch, iPad.
Everything syncs. Pick up where you left off.
From learners around the world
Real learners. Real results.
"Three months in and I watched Friends without subtitles for the first time. Not perfect, not every joke. But the rhythm finally clicks."
Marco from Brazil
"I had a Zoom call with our New York team yesterday. I followed the whole thing without zoning out. That has never happened before."
Aiko from Japan
"My students arrive to lessons quoting the clips. I send the day's clip in our group chat and the next lesson basically opens itself."
Veronica from Poland
"Three months in and I watched Friends without subtitles for the first time. Not perfect, not every joke. But the rhythm finally clicks."
Marco from Brazil
"I had a Zoom call with our New York team yesterday. I followed the whole thing without zoning out. That has never happened before."
Aiko from Japan
"My students arrive to lessons quoting the clips. I send the day's clip in our group chat and the next lesson basically opens itself."
Veronica from Poland
"Three months in and I watched Friends without subtitles for the first time. Not perfect, not every joke. But the rhythm finally clicks."
Marco from Brazil
"I had a Zoom call with our New York team yesterday. I followed the whole thing without zoning out. That has never happened before."
Aiko from Japan
"My students arrive to lessons quoting the clips. I send the day's clip in our group chat and the next lesson basically opens itself."
Veronica from Poland
"Three months in and I watched Friends without subtitles for the first time. Not perfect, not every joke. But the rhythm finally clicks."
Marco from Brazil
"I had a Zoom call with our New York team yesterday. I followed the whole thing without zoning out. That has never happened before."
Aiko from Japan
"My students arrive to lessons quoting the clips. I send the day's clip in our group chat and the next lesson basically opens itself."
Veronica from Poland
"Passed my IELTS speaking with 7.5 last month. I credit the clips. Real intonation, real pace, real phrases. Not exam prep, just real English."
Aida from UAE
"Gave a fifteen minute presentation to our Singapore office without notes. The phrases came out the way I heard them in the clips."
David from Vietnam
"BBC News at night used to take me three rewinds per story. Now I follow it the first time. Same news, completely different feeling."
Tunde from Nigeria
"Passed my IELTS speaking with 7.5 last month. I credit the clips. Real intonation, real pace, real phrases. Not exam prep, just real English."
Aida from UAE
"Gave a fifteen minute presentation to our Singapore office without notes. The phrases came out the way I heard them in the clips."
David from Vietnam
"BBC News at night used to take me three rewinds per story. Now I follow it the first time. Same news, completely different feeling."
Tunde from Nigeria
"Passed my IELTS speaking with 7.5 last month. I credit the clips. Real intonation, real pace, real phrases. Not exam prep, just real English."
Aida from UAE
"Gave a fifteen minute presentation to our Singapore office without notes. The phrases came out the way I heard them in the clips."
David from Vietnam
"BBC News at night used to take me three rewinds per story. Now I follow it the first time. Same news, completely different feeling."
Tunde from Nigeria
"Passed my IELTS speaking with 7.5 last month. I credit the clips. Real intonation, real pace, real phrases. Not exam prep, just real English."
Aida from UAE
"Gave a fifteen minute presentation to our Singapore office without notes. The phrases came out the way I heard them in the clips."
David from Vietnam
"BBC News at night used to take me three rewinds per story. Now I follow it the first time. Same news, completely different feeling."
Tunde from Nigeria
Pricing
Free to start. Pro when it earns it.
Free forever for a steady daily allowance. $9.99 a month or $99.99 once for life unlocks unlimited practice, Apple Watch, and offline mode. Cancel anytime.
By level
Pick where you are.
A1 · Beginner
Greet, order, find your way.
A2 · Elementary
Short conversations on familiar topics.
B1 · Intermediate
Travel, plan, explain, follow stories.
B2 · Upper intermediate
Work, debate, follow native shows.
C1 · Advanced
Nuance, idioms, professional contexts.
C2 · Mastery
Negotiate, joke, debate native speakers.
In your language
We meet you in your language.
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