
Lathe Calculator: CNC Tool
CNC Macro Program Generator
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Free
In-App Purchases
About
Lathe Calculator is an efficiency tool designed specifically for CNC turning. Its core goal is to help you calculate parameters faster, generate programs quicker, and reduce errors.
Key Features
1. Thread Calculation: Supports metric, imperial, and unified threads, with automatic output of key dimensions and reference G76 programs.
2. Taper Calculation: Covers common scenarios including large/small diameters, taper angles, and Morse tapers.
3. Tolerance & Fit: Quickly check hole/shaft tolerances and determine clearance or interference fits.
4. Arc Tangency Points: Assists with arc transitions and precise cutting point positioning.
5. Macro Programming Assistant: Includes common profiles and machining templates.
6. Additional Utilities: Chamfering, surface speed conversion, weight and material density calculations, and more.
Efficiency Features
1. Save and reuse parameters with one tap to reduce repetitive input.
2. Built-in program library for storing and managing commonly used code.
3. Clear and structured results for quick on-site verification and adjustment.
Suitable for machinists, CNC programmers, mechanical engineers, and learners in daily use.
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What's New in Lathe Calculator
1.6
July 12, 2026
- Added 3D previews for metric, imperial, and US thread calculations. - Added visual support for both left-hand and right-hand threads. - Improved unit conversion and toolpath simulation for imperial and US threads. - Fixed minor issues and improved preview accuracy and stability.
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In-App Purchases
$4.99
Lifetime Unlock
Pay once, use forever.







