50+ Professional Calculators
for every Workbench
All Calculators
Professional-grade calculators for builders, craftspeople, and DIY enthusiasts.
Search through available calculators by name, description, or features
Fractions Calculator
Add, subtract, multiply and divide fractions.
Percentage Calculator
Calculate percentages and changes.
Unit Converter
Convert between imperial and metric units.
Advanced Calculator
Scientific and programmer calculator.
Polygon Solver
Calculate polygon properties and dimensions.
Triangle Solver
Solve triangles from sides and angles.
Golden Ratio Calculator
Calculate golden ratio proportions.
Project Scaler
Scale project dimensions.
Board Foot Calculator
Calculate board feet and material costs.
Plywood Coverage Calculator
Calculate plywood sheets needed for an area.
Lumber Weight Calculator
Calculate lumber weight by species.
Wood Movement Calculator
Calculate wood expansion and contraction.
Moisture/Drying Estimator
Calculate wood drying times.
Cubic/Linear Metre Calculator
Calculate cubic and linear metres.
Nominal vs Actual Sizes
Reference for lumber dimensions.
Surface Area Helper
Calculate total surface area of shapes.
Finish Coverage Calculator
Calculate paint and finish coverage.
Colour Mixing Calculator
Mix and convert colours.
Even Spacing Helper
Calculate even spacing for items across spans.
Shelf Spacing Helper
Calculate shelf spacing and layouts.
Tiling Layout Calculator
Plan tile layouts for rooms.
Picture Hanger Calculator
Calculate picture mounting positions.
Cut List Generator
Generate cut lists for projects.
Baluster Spacing Helper
Calculate baluster spacing for railings.
Basic Stair Estimator
Calculate stair dimensions and materials.
Decking Estimator
Calculate decking materials and costs.
Compound Mitre Helper
Calculate miter and bevel angles.
Shelf Sag Calculator
Calculate shelf deflection and stress.
Pilot Hole Reference
Reference for pilot hole sizes.
Router Cutters Reference
Reference for router cutter settings.
Lathe Speed Calculator
Calculate lathe spindle speeds.
Segmented Turning Calculator
Calculate segmented ring dimensions.
Puzzle Generator
Generate puzzle piece templates.
Gear Ratio Calculator
Calculate gear ratios and speeds.
Resistor Calculator
Resistor colour code calculator.
Electronics Calculator
Calculate electronics circuit values.
Antenna & Frequency Calculator
Calculate antenna lengths and frequencies.
Op-amp Gain & Bandwidth Calculator
Calculate op-amp gain and bandwidth.
Filters & Resonance Calculator
Calculate filters and resonance.
Bandwidth Calculator
Calculate data transfer times.
IP Subnet Calculator
Calculate IP subnets and networks.
Rack Layout Generator
Design IT/AV rack layouts.
Material Cost Estimator
Calculate material costs and pricing.
Markup Calculator
Calculate pricing and margins.
Garden Bed Calculator
Calculate soil and mulch needs.
Recipe Scaler
Scale recipe ingredients.
Seed Calculator
Calculate seed requirements.
Fertiliser Calculator
Calculate fertilizer application rates.
Health Calculator
Calculate BMI, BMR, and health metrics.
Random Generator
Generate random numbers and outcomes.
Password Generator
Generate secure passwords.
Date/Time Calculator
Calculate dates and time differences.
Calendar Generator
Create and print PDF calendars.
Text Tools
Text encoding and processing tools.
Solar & Renewables Calculator
Calculate solar panel and battery sizing.
Photography Calculator
Calculate depth of field and camera settings.
Why Choose WorkbenchWizard?
Professional-grade calculators designed for builders, craftspeople, and DIY enthusiasts.
50+ Calculators
From basic measurements to advanced structural analysis, covering most common calculation needs.
Pro-Grade Precision
Built by professionals, for professionals. Reliable calculations you can trust on the job.