Best GM Pro AF alternatives: apps like GM Pro AF

10+ similar apps compared and reviewed

4.5 avg rating
9 free apps
Updated October 2026

Looking for something like GM Pro AF? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to GM Pro AF

i-Machinist#1

i-Machinist by ilan TETRUASHVILI

iMachinist - Cnc calculator
Editor's Choice
🔧 Utilities
2.6(9 ratings)
Free
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This utility app assists machinists with CNC calculations, including cutting speed, RPM, and feed rate. It also provides databases for hole and shaft tolerances, as well as detailed thread specifications.

Tungaloy#2

Tungaloy by Tungaloy Corporation

Machining solutions
Strong Contender
🔧 Utilities
5.0(2 ratings)
Free
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This app provides engineers and salespersons with technical support for cutting tools and machining operations. Access product news, videos, e-catalogs, and selection guides. It also includes tools for calculating machine power and converting insert grades.

More apps like GM Pro AF

4
CNC Machinist Calculator
CNC Machinist Calculator
CNC Machinist Calculator
Speeds, Feeds, Fits & G-Code
Free

This industrial calculator provides CNC programmers and machinists with instant calculations for speeds, feeds, horsepower, coolant flow, tolerances, and G-code patterns. It offers 16 production-ready tools, works offline, and features a user-friendly interface designed for the shop floor. Save and share results for improved efficiency and accuracy.

Milling Speed & Feed CalculatorDrilling Speed & Feed CalculatorTolerance & Fit Calculator
🔧 Utilities
(1)
free with in-app purchases
5
Digi-Pas Machinist Level
Digi-Pas Machinist Level
Digi-Pas Machinist Level
by JSB Tech
Free

This app enhances the functionality of specific digital machinist levels by enabling wireless Bluetooth connectivity. It allows for simultaneous 2-axis leveling, angle measurement, and 2D alignment, transforming complex tasks into efficient single-person operations.

Wireless Bluetooth connectivity2-Axis simultaneous levelingAngle measurement
🔧 Utilities
(58)
free
6
Cutting Tool App
Cutting Tool App
Cutting Tool App
by Mitsubishi Materials Corporation
Free

This application assists with calculations for carbide tools, including spindle speed and cutting speed. It supports various calculation types and provides access to online resources and inquiry services.

Spindle speed and cutting speed calculationMillind calculatorTurning calculator
🔧 Utilities
(0)
free
7
Machinist Calc Pro 2
Machinist Calc Pro 2
Machinist Calc Pro 2
Machining Math Calculator
$29.99

This app provides comprehensive speed and feed calculations for various machining processes including milling, turning, drilling, and boring. It includes material and tool settings, drill and thread chart look-ups, and right triangle solutions.

Speed and feed calculations for milling, turning, drilling, boringMaterial and tool setting selectionBuilt-in drill and thread chart look-ups
🔧 Utilities
(6)
paid
8
GCode Scanner for CNC Machines
GCode Scanner for CNC Machines
GCode Scanner for CNC Machines
Machinist Toolkit, AI Chatbot
Free

This tool allows users to view and simulate CNC machine code (G-code) and 3D model files (STL) before production. It helps prevent errors, save tools, and reduce setup times for machinists, programmers, and engineers.

G-code viewer with real-time toolpath playbackError detection for gouges and over-travelsSTL model viewer
🔧 Utilities
(3)
free with in-app purchases
9
Fit Tolerance ANSI
Fit Tolerance ANSI
Fit Tolerance ANSI
Fits and Tolerances Calculator
Free

Calculate ANSI standard limits and fits for cylindrical parts like bearings and shafts. It supports various fit types based on inch units and provides a schematic representation of the fit. Ideal for engineers and designers working with precision components.

ANSI standard limits and fits calculationSupports inch unitsCalculates tolerances for inner and outer features
🔧 Utilities
(2)
ad-supported
10
Machining Cutting Calculations
Machining Cutting Calculations
Machining Cutting Calculations
Machine Cut Calculator
Free
🔧 Utilities
(0)