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Head-to-head · Calculators

Calc Pro vs Microsoft Calculator

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Calc Pro #5 in Calculators 8.8/10 Free plan Free plan✓ 5 of 6 features Visit Calc Pro
Microsoft Calculator #7 in Calculators 8.6/10 Free plan Free plan✓ 4 of 6 features Visit site

Calc Pro leads on 0 checks, Microsoft Calculator on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCalc Pro · 8.8/10
  • Free planboth
  • Most featuresCalc Pro · 5 of 6

Calc Pro scores higher on our rubric for calculators: 8.8 against 8.6 out of 10; our editors rank them #5 and #7.

Calc Pro is the better fit for people wanting broad calculator tools on many devices. Microsoft Calculator is the better fit for windows users wanting a capable free desktop calculator.

  • Calc Pro fits best

    People wanting broad calculator tools on many devices

  • Microsoft Calculator fits best

    Windows users wanting a capable free desktop calculator

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Calc Pro 8.8/10 Visit ↗ Microsoft Calculator 8.6/10 Visit ↗
At a glance
Editor score 8.8 8.6
Ranking #5 in Calculators #7 in Calculators
Best for People wanting broad calculator tools on many devices Windows users wanting a capable free desktop calculator
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile Desktop
Platforms Web, Windows, iOS, Android Windows
Built for Solo, Small business Solo, Small business
Features Calc Pro 5/6 · Microsoft Calculator 4/6
Scientific functions ✓ ✓
Graphing ✓ ✓
Equation solver Not checked yet ✓ (best)
Financial functions ✓ (best) Not checked yet
Offline mode ✓ (best) Not checked yet
Calculation history ✓ ✓
Our review
Pros
  • Covers standard, scientific, graphing, financial, statistical, and date tools
  • Runs on web, Windows, iOS, and Android with offline mode
  • Tape history supports copying or emailing recent equations
  • Includes scientific, programmer, and graphing modes alongside standard arithmetic.
  • Plots equations and supports equation solving in graphing mode.
  • Adds date calculations, unit and currency conversion, history, and memory.
Cons
  • Edition choices include ad-supported or free-download versions
  • No open-source edition is offered
  • Stated fit centers on solo users and small organizations
  • Available as a desktop application for Windows only.
  • Does not include AI features.
  • Support channels are community and documentation.
Our verdict

Calc Pro brings everyday arithmetic, advanced scientific functions, graphing, financial worksheets, statistical analysis, unit and currency conversion, and date-and-time calculations into one suite. It is aimed at students and…

Read the review →

Microsoft Calculator is an open-source desktop calculator maintained by Microsoft, aimed at Windows users who need more than standard arithmetic. It brings scientific and programmer modes into the same application as everyday calculations,…

Read the review →
  1. Calc ProCalculators 8.8Free plan
  2. Microsoft CalculatorCalculators 8.6Free plan

Strengths and trade-offs

  • Calc Pro — where it wins

    • Covers standard, scientific, graphing, financial, statistical, and date tools
    • Runs on web, Windows, iOS, and Android with offline mode
    • Tape history supports copying or emailing recent equations

    Where it doesn't

    • Edition choices include ad-supported or free-download versions
    • No open-source edition is offered
    • Stated fit centers on solo users and small organizations
  • Microsoft Calculator — where it wins

    • Includes scientific, programmer, and graphing modes alongside standard arithmetic.
    • Plots equations and supports equation solving in graphing mode.
    • Adds date calculations, unit and currency conversion, history, and memory.

    Where it doesn't

    • Available as a desktop application for Windows only.
    • Does not include AI features.
    • Support channels are community and documentation.
  • Calc Pro8.8/10 · Free plan

    Broad calculator coverage with graphing, financial tools, converters, and offline access.

    Visit Calc ProFull verdict →
  • Microsoft Calculator8.6/10 · Free plan

    A free Windows desktop calculator that goes beyond arithmetic with graphing and conversions.

    Visit siteFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update