
Smooth Dojo: Judo & BJJ
BJJ & Judo: Techniques, Belts
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About
Smooth Dojo is a pocket technique library and belt guide for judo and Brazilian jiu-jitsu. Find any technique in seconds, see what your next grading asks for, and keep your own notes on what you are drilling.
BJJ TECHNIQUE LIBRARY
• 844 Brazilian jiu-jitsu techniques, each with a demonstration video
• Gi and No-Gi filter
• 10 categories: takedowns, guard play, guard passing, sweeps, back takes, transitions, submissions, escapes, defense and counters, concepts and drills
• Armbar, triangle, kimura, rear naked choke, De La Riva, half guard, leg locks and much more
JUDO TECHNIQUE LIBRARY
• 115 judo techniques: 72 throws (nage-waza) and 43 ground techniques (ne-waza)
• Japanese name and English meaning for every technique
• Demonstration video for each one: uchi mata, seoi nage, osoto gari, kesa gatame…
BELT GUIDE
• BJJ: what to master at each belt, from white to black
• Judo: kyu grading requirements up to shodan, following the published Canadian, French and US programs
• Every syllabus screen links to the original public document, so you can check it yourself
MY DOJO: TRACK YOUR TRAINING
• Pick the techniques you want to learn
• Mark each one Not started, In progress or Done
• Write notes: grips, entries, what your coach corrected
TERMINOLOGY & TRANSITIONS
• 227 searchable terms: judo Japanese vocabulary and a BJJ dictionary
• Judo transitions from standing to the ground, BJJ transitions and control positions
BUILT TO STAY OUT OF YOUR WAY
• One-time purchase. No subscriptions, no in-app purchases, no ads
• No account, no login, no tracking
• All text works offline; videos play when you are online
• Light and dark theme
For students preparing for a grading, coaches who need a quick mat-side reference, and anyone who trains judo, BJJ or both.
Smooth Dojo is an independent educational reference. It is not affiliated with or endorsed by any judo or jiu-jitsu federation. Demonstration videos are public YouTube clips owned by their creators.
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What's New in Smooth Dojo
1.3.1
November 1, 2026
• BJJ belt guide: the skills to work on at each belt, white to black • BJJ transitions and BJJ terminology, side by side with judo • Switch between judo and BJJ right inside the belt guide • Fixed typing in technique notes • Fixed launch on iOS 27
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