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Calc Pro

The Top Mobile Calculator

Calc Pro is the trusted choice by students and professionals around the world. The only calculator on the app store that can truly replace your pocket calculator.

Productivity
4.8/5
30M+
Downloads
500K+
Active Users
4.8
Rating
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Calc ProThe Top Mobile Calculator

Calc Pro is the trusted choice by students and professionals around the world. The only calculator on the app store that can truly replace your pocket calculator.

Key Features:

10 Powerful Calculators

Standard, Scientific, Graphing, Unit Converter, Currency Converter, and more

Financial Calculator

10 powerful financial worksheets including mortgage, loan, and investment calculators

Statistics Calculator

8 types of regression analysis with advanced graphing capabilities

Unit Converter

Over 3000 conversions across 19 different categories

Currency Converter

150+ world currencies updated daily with live exchange rates

Constants Database

Over 1500 mathematical, physical, and scientific constants

The Ultimate Calculator Experience

Calc Pro offers more power, more features, and more accuracy than any other mobile calculator. With ten (10) powerful calculators, ten (10) financial and eight (8) statistical worksheets, Calc Pro truly has a calculator for every occasion.

Whether you are checking the latest currency rates or converting simple cooking measurements, Calc Pro makes it easy to solve even the toughest calculations with professional-grade precision.


10 Powerful Calculators

📱 Standard Calculator

Perfect for everyday calculations with a clean, intuitive interface that mirrors your favorite physical calculator. Features large, responsive buttons and crystal-clear display.

🔬 Scientific Calculator

Includes RPN mode and access to over 1500 mathematical and scientific constants. Perfect for students and professionals working with complex equations and advanced mathematical functions.

💻 Base Conversions

Convert between 8 different number bases including binary, octal, decimal, and hexadecimal. Essential for programmers and computer science students.

📊 Graphing Calculator

Plot up to 8 equations simultaneously with advanced graphing functions. Find points on graphs, show tangents, and analyze mathematical relationships visually.

🔄 Unit Converter

Over 3000 conversions across 19 categories including length, weight, temperature, volume, area, energy, and more. From metric to imperial and everything in between.

💱 World Currencies Converter

Stay up-to-date with 150+ world currencies that are updated daily with live exchange rates. Perfect for travelers and international business.

📚 Constants Database

Access over 1500 constants in mathematics, physics, the solar system, and chemical elements. From fundamental physics constants to astronomical data.

💰 Financial Calculator

10 powerful financial worksheets to solve common financial problems including mortgages, loans, investments, and business calculations.

📈 Statistics Calculator

Advanced statistical analysis with 8 types of regression analysis and comprehensive graphing capabilities for data visualization and analysis.

📅 Date & Time Calculator

Calculate time differences, add/subtract dates, and view lunar moon phases. Perfect for project planning and astronomical observations.


Financial Calculator Worksheets

The Financial Calculator contains 10 powerful calculator worksheets designed to help solve common financial problems:

  • 💡 Mortgage Calculator — Complete with detailed amortization tables and payment schedules
  • 🍽️ Tip Calculator — Quick and easy tip calculations for dining and services
  • 🏦 Loan Calculator — Calculate payments, interest rates, and loan terms
  • ⏰ Time Value Money — Present and future value calculations for investments
  • 📆 Financial Date — Date-based financial calculations and planning
  • 📊 Percentage Change — Calculate percentage increases, decreases, and growth rates
  • ⚖️ Break Even — Determine break-even points for business decisions and investments
  • 💼 Profit Margin — Calculate margins, markup percentages, and profitability
  • 📉 Depreciation — Multiple depreciation methods for accounting and tax purposes
  • 🔄 Compound Interest — Calculate compound interest over time with various compounding periods

Advanced Features & Customization

🎛️ Display Options

Choose from five display options: normal, scientific, fractions, engineering, and fixed (2-10 decimal places). Customize your calculator to match your specific needs and preferences.

⚙️ Calculator Modes

Five calculator modes available: simple, algebraic, direct algebraic, expression, and RPN. Switch between modes seamlessly based on your calculation style and requirements.

🎨 Customization

Choose from several skin styles and color schemes to personalize your calculator experience. Make Calc Pro truly yours with themes that match your style.

📝 Tape View

The innovative Tape View displays your recent equations and allows you to copy or email them for easy sharing and record keeping. Never lose track of important calculations again.


Professional Grade Accuracy

Calc Pro is trusted by professionals worldwide for its accuracy and reliability. Whether you're a student, engineer, accountant, or scientist, Calc Pro provides the tools you need for precise calculations that you can depend on.

🌐 Cross-Platform Availability

Available on all major platforms including iPhone, iPad, Android, and Windows. Your calculations and settings sync seamlessly across all your devices, ensuring you always have access to your preferred calculator setup.