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Best J alternatives: apps like J-Kinetics

8+ similar apps compared and reviewed

3.0 avg rating
8 free apps
Updated October 2026
J-Kinetics
J-Kinetics
Akinori Kanazawa
⚽ Sports

Whether you want more options like J or a completely different take on the same concept, our curated list of 8+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to J

More apps like J

4
Swing & Pitch - MotionAnalyzer
Swing & Pitch - MotionAnalyzer
Swing & Pitch - MotionAnalyzer
Baseball pitching & hitting AI
Free

Analyze your baseball pitching and hitting mechanics using AI. Visualize your skeleton and joint angles with detailed metrics for both pitchers and batters. Improve your performance with frame-by-frame playback and shareable video exports.

AI pose detection for 33 body landmarksPitcher and batter specific analysis modesDetailed joint angle and trajectory metrics
⚽ Sports
(1)
free with in-app purchases
Compare with J
5
AXIFY: Sports Video Coaching
AXIFY: Sports Video Coaching
AXIFY: Sports Video Coaching
AI Form Check & Angle Tracker
Free

Analyze your athletic form with AI-powered joint angle tracking. Turn your device into a motion analysis lab to see precise biomechanical feedback and track progress without expensive sensors or accounts.

AI joint angle trackingFrame-by-frame biomechanical feedbackProgress tracking with visual charts
⚽ Sports
(0)
freemium
Compare with J
6
BilliardsNote
BilliardsNote
BilliardsNote
3-cushion carom shot diary
Free

This app helps three-cushion billiards players record and manage their game notes. It allows for quick drawing of shot paths, detailed memo entries, and easy organization and sharing of notes.

Fast shot path drawingDetailed hit point, thickness, and speed memosDrag-and-drop note categorization
⚽ Sports
(1)
free with in-app purchases
Compare with J
7
Pose & Angle
Pose & Angle
Pose & Angle
Joint Angle Analysis via Video
Free

Analyze joint angles from videos to improve sports performance and rehabilitation. Features include real-time visualization, graph analysis, and data export. No registration or charges are required for unlimited use.

Automatic joint angle analysis from videoMeasures 8 key jointsReal-time skeleton overlay and angle display
⚽ Sports
(4)
ad-supported
Compare with J
8
Motion Snapshot
Motion Snapshot
Motion Snapshot
Create motion images easily!
Free

This app automatically extracts people from videos to create motion trail visualizations of their paths. It's ideal for analyzing sports form, dance choreography, or rehabilitation movements. It also supports tracking non-human objects like sports balls.

Motion trail visualizationAutomatic person extractionWhole area analysis for objects
⚽ Sports
(2)
ad-supported
Compare with J
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