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.
2.6(9 ratings)
Free
Best GM Pro AF alternatives: apps like GM Pro AF
9+ similar apps compared and reviewed
4.5 avg rating
8 free apps
Updated November 2026
Looking for something like GM Pro AF? We've analyzed 9+ 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
5.0(2 ratings)
Free
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.
CNC Machinist Calculator by Vladislav Zhirnov
Speeds, Feeds, Fits & G-CodeWorth Considering
🔧 Utilities
5.0(1 ratings)
FreeIn-App Purchases
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.
