Fraction Calculator Pro

New Classical keypad, Project Sessions, PDF & CSV exports, step-by-step solutions and mixed fraction + decimal input. Fraction math built for the jobsite. Zero ads.

Fraction math built for the jobsite.

Fraction Calculator Pro is made for the measurements you actually work with — mixed numbers, sixteenths, thirty-seconds and everything in between.

Type:

25 9/16 + 7 9/16

Get:

33 1/8

No converting everything to decimals first. No ads. No sign-up.

BUILT FOR PEOPLE WHO WORK IN FRACTIONS

Carpenters, framers, cabinetmakers, glaziers, machinists, fabricators and finish trades. Also useful for students and teachers who want to see how the answer was calculated.

TWO KEYPADS

Modern

• Clean calculator layout
• Dedicated fraction key
• Whole / Num / Den targeting

Classical

• Whole number, numerator and denominator pads visible together
• Fast mixed-number entry
• Designed for jobsite-style fraction input

Switch between them anytime.

MIX FRACTIONS AND DECIMALS

Combine fractions and decimals in the same expression and get the fraction result with its decimal equivalent.

STEP-BY-STEP SOLUTIONS

Tap Explain to see the complete working, including improper fraction conversion, common denominators, the operation and GCD simplification.

PROJECT SESSIONS

Create a session for each job or project.

Kitchen Renovation. Upper Cabinets. Unit 4 Glazing.

Your calculations stay organized with the work they belong to.

PDF + CSV EXPORT

Turn a project session into a formatted PDF quote for a client, or export your calculations as CSV for Excel, Numbers or Sheets.

Your measurements leave the phone as a document — not a screenshot.

FULL HISTORY

Browse calculations by date or project. Your work stays available when you return.

MADE FOR FAST ENTRY

• Large, high-contrast keys
• Light and dark themes
• Optional button sounds
• Optional haptic feedback
• Works offline

NO ADS

No banners. No interstitials. No video walls.

Just fraction math.

WHAT IT HANDLES

• Addition, subtraction, multiplication and division
• Mixed numbers and improper fractions
• Fraction + decimal calculations
• Automatic simplification
• High denominators including 128ths and 1000ths
• Decimal equivalents
• Positive and negative values

Fraction Calculator Pro is made by Auralish Apps.

If there's something that would make your work faster, tell us. The roadmap is driven by what users ask for.