Try it · tap any word
Feedback on the exact sound
Not “great job.” Plimo names the sound, the word, and how to fix it.
/θɪŋk/
Rest your tongue tip lightly between your teeth and blow. Not /t/, not /s/ — just air.
PlimoAmerican accent training, launching soonSpeak English with
Speak English with
real confidence.
Plimo listens as you speak, pinpoints the exact sound that slipped, and coaches you to a clear American accent — a few playful minutes a day.
Coming soon to iOS and AndroidYour sound map
/p//b//θ//ð//s//r//l//v//w//æ//ɪ//ŋ/
REVIEW TODAY/θ/ as in “think”
Read aloud3 / 5
I think the weather will be better on Thursday.
C
So close! Your /θ/ came out like /t/. Rest your tongue between your teeth and let the air flow.
Tap to try again
retry + loop = retroop
Every mistake is just another loop. Retroop builds apps that make learning fun and easy for everyone — because you get good at anything by trying again, and never giving up.
Why Plimo
Be understood the first time.
We measure how clearly you’re understood — not how “native” you sound.
Real conversations
Rehearse an interview, a coffee order or a client call before it’s real.
Progress you can see
Your sound map shows what’s mastered and what needs another loop.
Fits any day
Bite-sized practice with a gentle reminder at the time you choose.
How it works
Say it. Fix it. Loop it.
Three steps, repeated until every sound turns green.
Say it
Read a line aloud, or answer a character in a real-life scene.
Fix it
Your Coach points to the exact sound and shows you how to shape it.
Loop it
Try again right away. Each loop gets closer, until it clicks.
About Retroop
Learning should be fun, easy and for everyone.
- Fun
- Short, game-like sessions with progress you can see.
- Easy
- One clear thing to fix at a time, in plain words.
- For everyone
- Whatever your first language, great teaching should fit your pocket and your budget.
FAQ
Questions, answered.
What is Plimo?
Plimo is an American accent training app from Retroop. It listens as you speak, pinpoints the exact sound that slipped, and coaches you to a clear American accent in a few playful minutes a day.
How does Plimo work?
Three steps, repeated until every sound turns green. Say it: read a line aloud or answer a character in a real-life scene. Fix it: your Coach points to the exact sound and shows you how to shape it. Loop it: try again right away until it clicks.
Will Plimo make me sound like a native speaker?
Plimo measures how clearly you’re understood, not how “native” you sound. The goal is to be understood the first time.
How much time do I need each day?
About five minutes. Practice is bite-sized, with a gentle reminder at the time you choose.
When and where can I get Plimo?
Plimo is launching soon on iOS and Android. Join the waitlist and we’ll email you on launch day.
Who makes Plimo?
Plimo is made by Retroop LLC. The name comes from retry + loop: every mistake is just another loop, and you get good at anything by trying again.
Be first to speak with Plimo.
Join the waitlist and we’ll email you on launch day. Early members get [EARLY ACCESS OFFER].