The Sensei blog
Interactive guides to smash speed, shots, footwork, strategy and gear, written for players who want to get better and see the numbers behind it.
Smash speed
The fastest badminton smashes ever recorded
The fastest badminton smash world records for men and women, in tests and in matches, and why a 500 km/h smash is slower than it sounds by the time it lands.
7 min read
Smash speed
How fast is a normal smash?
Typical badminton smash speeds for beginners, club players, advanced players and pros, and how to see where yours sits.
6 min read
How-to
Measure your smash speed with just a phone
Three ways to measure badminton smash speed at home or at the club, from frame-counting slow motion video to automatic tracking, and how accurate each is.
7 min read
Technique
How to smash harder
Where smash power really comes from (rotation, pronation, contact point, grip) and drills to add speed, explained with an interactive kinetic chain.
8 min read
Shots
Every badminton shot, explained
Badminton shot names with interactive trajectories: clear, drop, smash, net shot, drive, lift, push, kill and serves, and when each one wins points.
9 min read
Training
Footwork drills you can do at home
Six-corner shadow footwork, split-step timing and agility drills you can do in a living room, with a built-in random corner caller.
8 min read
Training
Badminton drills for beginners
The best beginner badminton drills for consistency, footwork and the main shots, with a session builder that makes a 30, 45 or 60 minute plan.
9 min read
Strategy
Doubles strategy that wins points
Attack and defence formations, when to rotate, where to serve and how mixed doubles differs, with an interactive positioning board.
9 min read
Gear
How to choose a badminton racket
What 3U, 4U and 5U mean, head-heavy vs head-light, stiff vs flexible shafts and G4 vs G5 grips, explained for beginners, intermediates and advanced players.
8 min read
Comparison
Badminton vs pickleball
Badminton and pickleball compared side by side: court size, scoring, equipment, speed, fitness and learning curve, with an interactive court overlay.
6 min read
Comparison
Badminton vs tennis
Badminton vs tennis on court size, speed, rally length, fitness demands and difficulty, compared honestly.
6 min read
Fitness
Is badminton good for weight loss?
How many calories badminton burns, how it compares with running and swimming, and how to get more out of each session.
6 min read
Fitness
The 10-minute badminton warm-up
A dynamic badminton warm-up for shoulders, hips, ankles and footwork, with a guided timer you can run courtside, plus a short cool-down.
6 min read
Filming
How to film your badminton games
Best camera angle, height, frame rate and mounts for filming badminton on a phone, so your video is good for both highlights and analysis.
7 min read
Analysis
How to analyse your own badminton video
What to look for when you watch your matches back: shot selection, unforced errors, rally length, court coverage, and how AI video analysis helps.
8 min read
Technology
How line calls work
How line judges, Hawk-Eye instant review and challenges work in pro badminton, why a single camera has limits, and what “too close to call” really means.
7 min read
Tips
Badminton tips for beginners
Grip, ready position, footwork, serving and the shots to learn first: practical badminton tips for new players, with a self-check you can save.
9 min read
Technique
How to hold a badminton racket
The forehand, backhand, thumb, bevel and panhandle grips, when to use each, and the grip mistakes that cap your power.
6 min read
Stop guessing. Start seeing.
Badminton Sensei traces every shuttle, clocks your smashes, calls the lines and keeps the score, all on your iPhone.
Coming soon to theApp StoreFree · iPhone with iOS 26 or later- On-device AICore ML tracking, nothing uploaded
- No account, no adsEvery feature, every match, free
- Works with no signalAny gym, any court