Scientific calculation
Powers, roots, trigonometry, logarithms, factorial, π, e, parentheses, live results, DEG/RAD, percentages, fractions and memory functions.
One calculator. 100+ tools.
Modern
Calculator
A fast, reliable and customizable scientific calculator — plus 100 practical tools for math, geometry, converters, finance, health and everyday life.
Modern All-in-One Calculator is first and foremost a powerful calculator, and then everything else you need for school, work, finance, health and daily tasks — all in one app.
100+ tools
Works offline
4 languages
100+ Tools
Scientific
100+Practical tools
500History entries with Premium
10Decimal precision with Premium
4Languages available
Everything in one place
More than a calculator.
Modern Calculator combines powerful math tools with practical everyday utilities in one focused Android app.
Equations & graphs
Solve linear, quadratic and 2×2 systems. Interactive graphs for linear, quadratic and trigonometric functions with zoom and pan.
2D & 3D geometry
Triangles, squares, polygons, circles, cubes, prisms, pyramids, cones, cylinders and spheres with interactive previews.
Unit & currency converters
Length, area, volume, weight, temperature, energy, power, pressure, cooking, shoe sizes and live currency rates.
Finance & daily life
Loans, compound interest, taxes, tips, discounts, unit price, salary, savings goals, fuel consumption and electricity cost.
Health & fitness
BMI, body fat, calorie needs, macronutrients, water intake, running pace, sleep cycles, heart rate zones and due date.
Fully customizable
Light, Dark, AMOLED and System themes. Classic, Rounded and Modern button styles. Custom colors and home screen widget.
Multi-language
Available in English, Română, Español and Français. Roman numerals, number bases and scientific/engineering formats.
Built for real use
A calculator you'll actually enjoy using
Use it for quick calculations at home, school or work. Then discover the extra tools when you need something more specific.
- Calculation history and reusable results
- Favorite tools for quicker access
- Home screen widget for favorite calculations
- Roman numerals and multiple number formats
- Algebra and geometry formulas & theorems
Powerful tools included
Not just math — real-world utilities
Everyday tools built right in for practical situations: paying bills, calculating tips, cooking, traveling and staying fit.
- Loans, taxes, tips and discounts
- Date calculations, time zones and countdowns
- Cooking recipe scaling and fuel consumption
- BMI, calorie needs and sleep cycles
- Local backup & restore of your data
Free with optional upgrades
Choose the experience that fits you.
Modern Calculator is free to use with all tools available. Optional Premium and Supporter tiers unlock advanced features and remove ads.
💎 Premium
Unlock the full power of Modern Calculator with advanced features for power users.
- 💬 Unlimited step-by-step explanations
- 📐 Full unit reference tables
- 🧮 Premium tools and reference tables
- 📘 Algebra and geometry formulas & theorems
- 🔢 Up to 10 decimal places precision
- 🗂️ 500-entry calculation history
- 🔬 Scientific and engineering formats
❤️ Supporter
Support independent development and enjoy a completely ad-free experience with all Premium features included.
- 🚫 Removes all AdMob advertising
- 💎 Includes all Premium features
- ⚡ Faster, cleaner interface
- 🙌 Directly supports the developer
- 🔄 Priority for bug fixes and improvements
Live roadmap
Next update
Local by design
Your calculations stay on your device.
Calculator and tool histories, favorites and preferences are kept locally. No account is required, and Modern Calculator does not run a server that receives your calculation history.
- 100 local entries in the free version
- Up to 500 with Premium or Supporter
- Favorites, widget and local backup/restore
- Currency rates refresh online; most tools work offline
Free on Android
Ready to calculate?
Download Modern Calculator for a clean scientific calculator and more than 100 tools in one app.