What's New

- iOS 16 support
- minor bug fixed

App Description

iMachinist is a simple to use CNC calculator app that calculates for you the cuttings speed, RPM, feed rate and more for your milling, drilling and turning operations.

iMachinist also includes a database for Hole and Shaft Tolerances and different Threads.

Threads Data:

- Outer Diameter (max/min)
- Pitch Diameter (max/min)
- Core Diameter (max/min)
- Thread Height (max/min)

Tolerance Data:

- Zone (Shaft/Hole)
- Grade (Shaft/Hole)
- Diameter (Shaft/Hole)

Cutting Calculator:

- Tool Diameter
- Cutting Speed
- Spindle Speed
- Number of Teeth
- Feed per Tooth
- Feed Rate

iPhone Screenshots

(click to enlarge)

i-Machinist screenshot 1 i-Machinist screenshot 2 i-Machinist screenshot 3 i-Machinist screenshot 4 i-Machinist screenshot 5

App Changes

  • June 16, 2019 Initial release
  • October 22, 2020 New version 1.3
  • October 04, 2023 New version 1.6