🧮 Simple Calculator – Scientific, Unit Converter, Currency & More
Looking for the perfect calculator app that does it all?
Meet the All-in-One Calculator – your complete solution for basic math, scientific calculations, unit conversions, currency exchange, GST calculation, age calculation, and more – all in one lightweight, beautifully designed app.

Whether you’re a student, professional, engineer, traveler, or just someone who calculates daily – this app will replace all your old calculator and converter tools.

🔢 Basic & Scientific Calculator
Perform basic arithmetic: add, subtract, multiply, divide.

Advanced scientific functions: sin, cos, tan, log, square root, exponent, factorial, and more.

Perfect for students, teachers, engineers, and mathematics lovers.

🌍 Powerful Unit & Currency Converter
Easily convert between multiple units with instant results:

Distance Converter – km, miles, meters, and more.

Time Converter – seconds, minutes, hours, days, weeks.

Fuel Efficiency Converter – mpg, km/l, L/100km.

Weight, Temperature, Speed, Volume, Area – all conversions in one app.

📅 Everyday Life Calculators
Make daily calculations faster:

Age Calculator – Find your exact age in years, months, days.

GST Calculator – Add or remove GST with precision.

Discount Calculator – Calculate price drops in seconds.

Loan & EMI Calculator – Plan repayments easily.

🎨 Customization & Themes
Theme Changer – Switch between light, dark, and colourful themes.

Primary Color Picker – Match the calculator to your mood.

Minimal & Clean UI – Designed for speed and ease of use.

⚡ Why Choose This All-in-One Calculator?
✔ All calculators and converters in one app
✔ Saves storage – no need for multiple apps
✔ Works offline for most features
✔ Lightweight but powerful
✔ Perfect for students, teachers, engineers, travelers, and professionals

📌 Popular Uses
As a scientific calculator for school and college work

As a currency converter for travel and business

As a GST calculator for quick tax calculations

As a unit converter for engineering & science

As a discount calculator for shopping

As a fuel efficiency calculator for car mileage

💡 Tip: Set your favorite theme and color for a personalized experience!

📥 Download the All-in-One Calculator now and simplify your life with one powerful tool for all your calculation needs!