DEF. Speak English. Anytime. Anywhere.
One tap
No complications. DEF automatically matches you with a partner
Anytime
Practice English whenever it suits you
Real conversations
Casual chats to help you feel confident
30 Days. A New Level.
With DEF, progress is inevitable. Move from A2 to B1. From B1 to B2. From B2 to C1. See real results within a month
Mark
Thanks to the practice at DEF,
I had a job interview in English lol
Get Practice
Practice language with real partners in video chats, matched to your English level by smart algorithms
Practice
Find
Learn
Mark
Thanks to the practice at DEF,
I had a job interview in English lol
Get Practice
Practice language with real partners in video chats, matched to your English level by smart algorithms
Practice
Find
Learn
Start speaking
in 2 month
Explore a multicultural community
Why
Global Communication
Connect with people around the world
Artificial Intelligence
Progress-based recommendations
Anytime
Video and audio calls on your terms
The Perfect Partner
Find someone to help you grow
Your Achievements
Earn unique badges
Learning That Stops?
When practice becomes rare, language loses its power. DEF restores that power, turning theory into live communication
Practice. Perfection
Speak with native speakers and other learners. Anytime. Anywhere. DEF AI support helps you stay on track with your goals
Your Path. Your Achievements.
Personalized learning plans. Unique badges. Constant communication partners. DEF is more than just an app. It’s your path to perfection
Our instant matching and calling solution
Call Kit
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Our instant matching and calling solution
Call Kit
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Our scalability and reliability solution
Neuro
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Our scalability and reliability solution
Neuro
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Anastasia
DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Anastasia
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Aziza
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Aziza
What talking our users
DEF is not just a way to learn English. It’s the future of your communication
DEF is not just a way to learn English. It’s the future of your communication
Your English to go mobile app!
For patners
© 2024 DEF Corp. OU. All rights reserved
30 Days. A New Level.
30 Days. A New Level.
With DEF, progress is inevitable. Move from A2 to B1. From B1 to B2. From B2 to C1. See real results within a month
Mark
Thanks to the practice at DEF,
I had a job interview in English lol
Get Practice
Practice language with real partners in video chats, matched to your English level by smart algorithms
Practice
Find
Learn
Why
Global Communication
Connect with people around the world
Artificial Intelligence
Progress-based recommendations
Anytime
Video and audio calls on your terms
The Perfect Partner
Find someone to help you grow
Your Achievements
Earn unique badges
Start speaking
in 2 month
Explore a multicultural community
Learning That Stops?
Learning That Stops?
Learning That Stops?
When practice becomes rare, language loses its power. DEF restores that power, turning theory into live communication
When practice becomes rare, language loses its power. DEF restores that power, turning theory into live communication
Practice. Perfection
Practice. Perfection
Speak with native speakers and other learners. Anytime. Anywhere. DEF AI support helps you stay on track with your goals
Speak with native speakers and other learners. Anytime. Anywhere. DEF AI support helps you stay on track with your goals
Your Path. Your Achievements.
Personalized learning plans. Unique badges. Constant communication partners. DEF is more than just an app. It’s your path to perfection
DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Anastasia
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Aziza
What talking our users
What talking our users
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Anastasia
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
“DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Aziza
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Anastasia
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
“DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Aziza
DEF is not just a way to learn English. It’s the future of your communication
DEF is not just a way to learn English. It’s the future of your communication
DEF is not just a way to learn English. It’s the future of your communication
Our instant matching and calling solution
Call Kit
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Our instant matching and calling solution
Call Kit
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Our instant matching and calling solution
Call Kit
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Ultra-fast solution for audio/video calls. It's the fastest in the world. Tested on 100M+ calls. Advanced real-time matching system
Our scalability and reliability solution
Neuro
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Our scalability and reliability solution
Neuro
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Our scalability and reliability solution
Neuro
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Ironclad reliability in infrastructure. Edge computing. Near-zero network latency. Relentless system scaling. Zero tolerance for failures. Neuro — the future of PaaS
Your English to go mobile app!
For patners
© 2024 DEF Corp. OU. All rights reserved
Get Practice
Find People
Learn with AI
Practice language with real partners in video chats, matched to your English level by smart algorithms
Mark
Thanks to the practice at DEF,
I had a job interview in English lol
Get Practice
Find People
Learn with AI
Practice language with real partners in video chats, matched to your English level by smart algorithms
Mark
Thanks to the practice at DEF,
I had a job interview in English lol
Why
Global Communication
Connect with people around the world
Artificial Intelligence
Progress-based recommendations
Anytime
Video and audio calls on your terms
Your Achievements
Earn unique badges
The Perfect Partner
Find someone to help you grow
Your Path. Your Achievements.
Your Path. Your Achievements.
Personalized learning plans. Unique badges. Constant communication partners. DEF is more than just an app. It’s your path to perfection
Personalized plans, unique badges, and constant partners—DEF leads to mastery
Your English to go mobile app!
© 2024 DEF Corp. OU. All rights reserved
Your English to go mobile app!
© 2024 DEF Corp. OU. All rights reserved
30 Days.
A New Level.
With DEF, progress is guaranteed.
Move from A2 to C1 and see results in a month
Practice
Find
Learn
Practice language with real partners in video chats, matched to your English level by smart algorithms
Practice
Find
Learn
Practice language with real partners in video chats, matched to your English level by smart algorithms
Why
Global Communication
Connect with people around the world
Artificial Intelligence
Progress-based recommendations
Anytime
Video and audio calls on your terms
Your Achievements
Earn unique badges
The Perfect Partner
Find someone to help you grow
Start speaking
in 2 month
Explore a multicultural community
What talking
our users
DEF helped me prepare for moving to the United States, I started using the app 3 months before moving and improved my English speaking skills
Anastasia
DEF helped me prepare for my job interview at an international company. I used the app a few months before and improved my business English skills
Simon
DEF was a game-changer for my trip to Europe. I practiced with the app 3 months ahead and became more confident in speaking English
Aziza
4.9 Rating
Trusted by
300k users
5k teachers
DEF. Speak English. Anytime. Anywhere.
One tap
No complications. DEF automatically matches you with a partner
Anytime
Practice English whenever it suits you
Real conversations
Casual chats to help you feel confident
Ready to start?
002
Tap and Speak
Open DEF and connect with a real person in seconds
003
Practice every day
Regular conversations are the key to mastery
DEF. Speak English. Anytime. Anywhere.
One tap
No complications. DEF automatically matches you with a partner
Anytime
Practice English whenever it suits you
Real conversations
Casual chats to help you feel confident
002
Tap and Speak
Open DEF and connect with a real person in seconds
003
Practice every day
Regular conversations are the key to mastery
DEF. Speak English. Anytime. Anywhere.
One tap
No complications. DEF automatically matches you with a partner
Anytime
Practice English whenever it suits you
Real conversations
Casual chats to help you feel confident
002
Tap and Speak
Open DEF and connect with a real person in seconds
003
Practice every day
Regular conversations are the key to mastery
4.9 Rating
Trusted by
300k users
5k teachers
4.9 Rating
Trusted by
300k users
5k teachers
4.9 Rating
Trusted by
300k users
5k teachers
