Golf’s #1 Speed Training System
TheStack pairs precisely engineered hardware with innovative, data-driven software to create custom training programs for every golfer.
The Stack System
Already have a compatible radar device? Pair it with TheStack to start gaining serious speed.
The Stack + Stack Radar Bundle
Enjoy the most seamless speed training experience with bonus feature Stack Wedging.
The Stack Radar
A great portable launch monitor with built-in gamified wedge practice through Stack Wedging.
TheStack App
TheStack App builds personalized training programs for every golfer using algorithms trained on data from 70,000+ Stackers and 45,000,000+ swings.
Stack your most important golf skills with Tour-proven speed training, gamified wedge challenges, and data-driven putting practice.
Created by the Savant of Speed
Dr. Sasho MacKenzie is the biomechanist trusted by many of the world’s leading golf coaches. His research has helped shift modern golf performance toward a more rigorous, data-driven understanding of how players create speed and power.
The Stack System translates Dr. MacKenzie’s research into a practical training experience, giving you access to the same methods, tools, and protocols he uses when working with Tour professionals.
Elite Proof
MATT FITZPATRICK
US OPEN CHAMPION
MICHAEL KIM
PGA TOUR WINNER
YUKA SASO
2X US WOMEN'S OPEN CHAMPION
MARK BLACKBURN
GOLF DIGEST BEST TEACHERS IN AMERICA
CHRIS COMO
GOLF DIGEST BEST TEACHERS IN AMERICA
