For Woodworkers Who Measure Twice

Workshop Calculations.
Instantly Accurate.

The essential calculator app for woodworkers who demand precision. Board feet, fractions, drill bits - everything you need, right in your pocket.

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One-Time Purchase No Ads Ever 100% Private Works Offline
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Board Feet Calculator

Calculate lumber volumes with precision

Thickness

1 1/2"

Width

6"

Length

8'

Result

6.0 BF

4.9 Rating
Trusted by Woodworkers
Privacy Focused

Powerful Tools

Everything You Need,
Nothing You Don't

Professional-grade calculators built for the way woodworkers actually work. Fast, accurate, and always ready.

Board Feet Calculator

Calculate lumber volumes instantly. Perfect for estimating material costs and ordering the right amount.

  • Instant volume calculations
  • Imperial & metric support
  • Perfect for ordering lumber

Fraction Calculator

Work with fractions the way you think. Add, subtract, multiply - get results you can actually use.

  • All arithmetic operations
  • Automatic simplification
  • Decimal conversion

Drill Bit Selector

Find the right bit size instantly. Quick reference for pilot holes, clearance holes, and countersinks.

  • Comprehensive size guide
  • Quick search & filter
  • Workshop-optimized

Works Offline

No internet? No problem. Every feature works completely offline - perfect for the workshop.

  • Zero internet required
  • Lightning fast
  • Always reliable

Privacy First

Your data stays on your device. We don't collect, track, or share anything. Ever.

  • No data collection
  • No tracking
  • Local storage only

Intuitive Design

Built for real workshop use. Large touch targets, dark mode, haptic feedback - it just works.

  • Easy-to-tap buttons
  • Dark mode support
  • Tactile feedback

See It In Action

Designed for the Workshop

Clean interfaces that work with dusty fingers. Big buttons, clear results, zero confusion.

Calculator

Fraction Calculator

3/4 + 1/2

Result

1 1/4

= 1.25

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Calculator

Board Feet

Thickness 2"
Width 8"
Length 10'
Quantity 4

Total Board Feet

53.33 BF

Reference

Drill Bit Selector

Search screw size...

#8 Screw

Pilot: 7/64" | Clearance: 11/64"

#10 Screw

Pilot: 1/8" | Clearance: 3/16"

#12 Screw

Pilot: 9/64" | Clearance: 7/32"

Made For You

Built for Real Woodworkers

Whether you're building heirloom furniture or your first birdhouse, we've got you covered.

Furniture Makers

Precision for custom pieces

Carpenters

Quick calcs on the job site

DIY Enthusiasts

Perfect for home projects

Students

Learn with accurate tools

What People Say

Loved by Woodworkers

"Finally, a calculator that speaks woodworker! The fraction calculator alone has saved me countless mistakes in the shop."

MR

Mike R.

Furniture Maker

"Works perfectly in my dusty workshop without needing internet. Exactly what I needed - simple, accurate, and always ready."

SL

Sarah L.

DIY Enthusiast

"Worth every penny. One-time purchase, no ads, no subscriptions - just a tool that works. The way software should be."

JT

James T.

Professional Carpenter

Get Started Today

Ready to Work Smarter?

Join thousands of woodworkers who've upgraded their calculations. Buy once, use forever.

One-Time Purchase

$4.99

No subscriptions

No in-app purchases

Free updates included

Download on the App Store

Requires iOS 18.0 or later

Get the App - $4.99