The #1 app on the mats

Download the app athletes love the most

A Jiu-Jitsu-only feed, 24/7 Black Belt AI, AI-powered analysis of your rolls and gyms near you. All free, right in your pocket.

4.9 App Store
★★★★★
User rating
5.0 Google Play
★★★★★
User rating

Free to download · iOS and Android · No credit card

QR Code

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4.9 / 5.0
on the stores
Black Belt AI
24/7
Jiu-Jitsu App running on an iPhone
4.9★
App Store rating
5.0★
Google Play rating
50k+
Connected athletes
5k+
Registered gyms
Loved by those who train

Ratings that speak for themselves

Real athlete reviews on the App Store and Google Play.

App Store
4.9/5
★★★★★
Based on iOS user reviews
View on the App Store
Google Play
5.0/5
★★★★★
Based on Android user reviews
View on Google Play

What athletes are saying

Reviews from real users on the app stores.

★★★★★
App Store
It became my training app

"Finally an app built for people who live Jiu-Jitsu. The feed is all BJJ and the AI video analysis helped me fix details in my guard."

RM
Rafael M.Purple belt · iOS
★★★★★
Google Play
The Black Belt AI is insane

"I get every technique question answered anytime. It's like having a coach in my pocket 24/7. Highly recommend for beginners and advanced alike."

JS
Juliana S.Blue belt · Android
★★★★★
App Store
Found a gym while traveling

"I travel a lot for work and always find a gym to train near me on the app's map. Amazing, very active community. 10/10!"

DC
Diego C.Brown belt · iOS
★★★★★
Google Play
Best BJJ app out there

"Light, fast and packed with great content. The technique guide saved me so many times before training. Simply perfect."

AF
André F.White belt · Android
★★★★★
App Store
Kept me motivated

"Seeing everyone's progress in the feed and following promotions keeps me way more motivated not to skip training. Worth every second."

PL
Patrícia L.Blue belt · iOS
★★★★★
Google Play
A real community

"Unlike other networks, here everyone talks Jiu-Jitsu. I made friends in other states and already booked a session in another city. Awesome!"

LT
Lucas T.Purple belt · Android

Everything the mats need

The features that took the app to the top rating on the stores.

BJJ-only feed

A 100% Jiu-Jitsu social network. No distractions, just what matters for your training.

Black Belt AI

An AI coach available 24/7 to answer any technique or strategy question.

Video analysis

Upload your rolls and get detailed analysis powered by artificial intelligence.

Gyms on the map

Find Jiu-Jitsu gyms near you in any city in the world.

Join the digital mats

Join more than 50,000 athletes. Download for free and start now — it's fast and no card needed.

App Store Google Play