Wood Calc: Shop Calculator
Lumber, Lathe & Bowl Math
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Wood Calc puts woodworking math in your pocket. No laptop in the shop, no sawdust on your keyboard. Pull out your phone and get the answer.
10 calculators covering shelf design, lumber math, lathe turning, segmented bowls, cut list optimization, and wood moisture and movement - plus an AI-powered wood identifier. All in one app, built for the workbench.
WOOD IDENTIFIER (BETA)
Point your camera at any piece of wood and get an AI-powered species identification with confidence scores. Includes Janka hardness and grain type for the top candidates.
• Free users: 2 scans/month
• Pro users: 10 scans/month
SHELF SAG CALCULATOR
Will your shelf hold up? Enter dimensions, pick a material, set your load, and see deflection before you build.
• 28 materials, hardwoods, softwoods, and sheet goods
• Fixed and cantilever support types
• Edge banding for composite shelves
• Visual sag diagram
• Quick presets for common builds
BOARD FEET CALCULATOR
Tally up lumber for your project. Enter dimensions and quantity, keep a running total as you add pieces.
• Automatic quarter thickness rounding
• Running total across entries
CUT LIST OPTIMIZER
Plan your parts, optimize cuts from stock, and export a PDF cut sheet.
• 1D boards and 2D sheet goods
• Accounts for kerf width
• Optional part rotation for sheets
• Visual layout diagrams with waste percentage
• Export and share PDF cut sheets
LATHE SPEED CALCULATOR
Enter your workpiece diameter, get safe RPM instantly.
• Roughing and finishing speeds
• Warns when speed exceeds typical lathe limits
SEGMENTED BOWL CALCULATOR
Enter segment count and dimensions to get precise miter angles and cut sizes for ring-based bowls.
SPHERE TURNING CALCULATOR
Octagon layout marks, tenon sizing, and blank dimensions for turning spheres.
BOWL BLANK SIZING
Size your blank from a log, flat rim or natural edge. Includes green wood allowance for rough turning.
MOISTURE (EMC) CALCULATOR
Equilibrium moisture content from temperature and relative humidity.
WOOD MOVEMENT CALCULATOR
Predict seasonal expansion and contraction. 14 species, flat sawn and quarter sawn.
WOOD CALC PRO
Unlock the multi-ring segmented bowl designer and unlimited cut list parts. Design full bowls ring by ring with custom diameters, wall thickness, wood colors, profile preview, and a detailed cut list. Plan cuts with more than 5 parts in the Cut List Optimizer.
WORKS YOUR WAY
• Imperial and metric units
• iPhone and iPad
• No account required
• No ads
Ratings & Reviews
Wood Identifier (Beta)
Point your camera at any piece of wood and get an AI-powered species identification with confidence scores. Includes Janka hardness, grain type, and the top 3 candidates. Pro users get 10 scans/month, free users get 2.
Share Your Results
Share a branded result card directly from the identifier - great for woodworking forums and social media.
Bug fixes and performance improvements
The developer, Honed Software, LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Honed Software, LLC
- Size
- 9 MB
- Category
- Utilities
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - iPad
Requires iPadOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Wood Calc Pro $9.99
- Copyright
- © 2026 Honed Software