Calcus

Superstack Inc.

About this app

# Calcus – More Than a Calculator

**One app. Countless possibilities. Your calculations, simplified.**

Meet **Calcus**, your all-in-one calculator and everyday utility companion. From scientific mathematics and financial planning to travel cost estimation, fuel prices, and currency conversion, Calcus brings essential tools together in one convenient app.

## 🧮 Powerful Calculations

**Basic & Scientific Calculator**
Perform everyday arithmetic and advanced mathematical calculations with ease.

**🎙️ Voice-Based Calculations**
Speak your calculations instead of typing them for a convenient, hands-free experience. On-device processing is used where supported.

## 💰 Smarter Financial Decisions

Simplify everyday financial calculations with dedicated tools:

• **GST Calculator:** Calculate GST and tax-inclusive or tax-exclusive prices.
• **Income Tax Calculator:** Estimate tax using supported tax rules and financial parameters.
• **Loan & EMI Calculator:** Calculate monthly payments, interest, and repayment amounts.
• **SIP Calculator:** Estimate potential investment growth over time.
• **Interest Calculator:** Work out common interest calculations.
• **Discount & Percentage Calculator:** Calculate savings, discounts, and percentage changes.

Plan smarter, compare options, and make informed financial decisions.

## 🚗 Plan Your Travel Costs

**Travel Cost Calculator**
Planning a road trip? Estimate fuel requirements and expenses using distance, vehicle mileage, fuel type, and fuel price. Plan your budget before you travel.

**🇮🇳 India & 🌍 Global Fuel Prices**
Access available fuel-price information for Indian states and supported international locations. Select the country, state, and fuel type where required to get relevant prices. Refresh prices when online; cached information may be available when updates fail.

**💱 Live Currency Converter**
Convert between supported world currencies using updated exchange rates when an internet connection is available. Ideal for travel, shopping, and international expenses.

## 📐 Everyday Utility Tools

Get more done with practical calculators and converters:

• Unit converters for common measurements.
• Date and age calculations.
• BMI and health-related calculation tools.
• Travel and fuel cost estimation.
• Mathematical and everyday utility calculators.

Everything you need, conveniently organized in one place.

## 🔒 Privacy Comes First

Your calculations are personal. Calcus is designed around a **local-first, privacy-focused experience**.

• No account or sign-up required.
• Core calculations are designed to work locally on your device.
• Local calculation data stays on your device.
• No unnecessary cloud storage of calculation data.
• Internet access is used for features requiring external information, such as currency conversion and fuel prices.

**Your numbers are yours.** Enjoy useful tools without making everyday calculations dependent on an online account.

## ✨ Why Calcus?

We built Calcus because everyday calculations shouldn't require multiple apps. Switching between separate tools for maths, taxes, loans, investments, conversions, and travel planning creates unnecessary clutter.

Calcus brings these essential utilities together to save time, simplify daily tasks, and help you make better-informed decisions.

Whether you're a student, professional, investor, driver, or traveller, Calcus is designed to make calculations simpler and more convenient.

**Calcus — More than a calculator.**

Download Calcus and simplify the numbers that matter to you.

What’s new

• Targets Android 17 (API 37)
• India fuel prices require country and state selection
• OpenVan India average as Superstack fallback
• Improved fuel refresh, status indicators and timestamps
• Smooth, predictive-back-compatible fade transitions
• Consistent dashboard cards and finance input labels
• Enhanced Smart Calculator NLP and keypad alignment
• New unified Home/Dashboard for all tools
• Improved animations, dark mode and performance