Regular price $199.99 Sale price $159.99 Save $40.00

Our real-time green reading system will help you make more putts, lower your scores, and become a great putter!

Each Slopegraide order comes with the following:

- 1 Slopegraide sensor

- 2 mounting clips specified in your order

- Free 90-day subscription to Roll Maps™ in the Slopegraide app

- 1 microUSB charging cable

NOTE: Slopegraide is currently NOT legal for use in tournament play, however it can be used during practice rounds in preparation for tournaments.  Roll Maps™, however, is LEGAL for use in tournament play.

With four unique display modes, Slopegraide complements any green reading technique, from plum bob to feeling slope percentages with your feet.

Not only does the Slopegraide app tell you approximately where to aim your putt, the View Putt Model feature helps you visualize the speed of any putt inside 30 feet.  

Every green speed from 6 to 15 on the Stimpmeter is supported.

Supports uphill and downhill putts up to 1 foot each way.

Slopegraide works at any course, anywhere, even indoors!

No matter if your a beginner or competitor preparing for a tournament, Slopegraide will quickly create trust and confidence in your putting.



Mounting Clips (each order comes with 2 of the 3 listed here)

Robust stabilizing clip design that can be used on a belt loop, flat belt buckle, and other golf apparel 
  • Normal - recommended for use with traditional belts with leather belt loops
  • Slim - recommended for use with flat belt buckles
  • Ultra Slim - recommended for use with women's golf apparel
Approximately the size of a poker chip 
Approximately 6-8 hours of battery life
Rechargable battery via microUSB with a manual on/off switch
Approximately takes 60-90 minutes for a full charge
Lightweight, not noticeable when worn! 
Bluetooth LE 4.0 
Visual Feedback
LED Indicator 
Available on iPhone, iPad, Apple Watch and Android phones
Display Modes
  Recommended Start Lines
  -  Inches/Feet from each side of hole for putts up to 30 ft
  -  Meters/Centimeters from each side of hole for putts up to 10 m
  Slope Percentage (in 0.5 percent increments)
  Slope Degrees (in 0.1 degree increments)






iPhone SE (1st generation) or newer

iOS 12.4 or newer

Apple Watch

Apple Watch 2 or newer

watchOS 5.0 or newer


Bluetooth LE 4.0 or newer

Android 8.0 or newer

3.7" display screen size or larger




iPhone 11 or newer

iOS 14.4.2 or newer

Apple Watch

Apple Watch 5 or newer

watchOS 7.0 or newer


Bluetooth LE 5.0

Android 9.0 or newer

5.5" display screen size or larger

Google Pixel 3, Samsung Galaxy S8 or newer devices


    iPhone, iPad, Apple Watch, or Android devices NOT included with purchase.


    "This device is legit.  I can't wait to use it more on the course!  Everything 15 feet and in was money.  And even the longer putts were tracking the whole way!"

    Ken, Professional Golfer

    "I consider this the Trackman of green reading."

    Dalton Deardorff, Enjoy The Walk Podcast