The world's lingua franca — sharpen the language that opens every door.
English connects nearly two billion speakers across business, science, travel and the internet. Whether you're polishing fluency or starting fresh, dueling is the fastest way to make everyday English stick.
Speakers
1.5B speakers
and counting, worldwide
Reach
Global
where it's spoken every day
For English speakers
Most useful
Simple grammar, irregular spelling — practice beats rules.
What you'll learn
English, one duel at a time.
Two units, six themes. Every lesson is a fast round of speed-scored duels with native-voice audio — no flashcards, no filler.
01
Greetings
02
Introductions
03
Numbers & time
04
Everyday phrases
05
Travel & directions
06
Ordering food
Sample phrases
Real English from real lessons.
01
Good morning, how are you?
A warm everyday greeting.
02
My name is Anna, nice to meet you.
Introducing yourself to someone new.
03
Sorry, I don't understand.
Asking someone to clarify.
04
A coffee with milk, please.
Ordering at a café.
05
See you later, have a good evening!
A friendly goodbye.
Ready to duel in English?
Best of 5, 15 seconds per round, native-voice phrases. The English course is on its way — get the app and be first in the arena.