Zentical - All Calculators

Zentical is the only calculator app you'll ever need — 60+ powerful calculators for finance, health, math, dates and everyday life, all in one clean, fast, ad-light app that works 100% offline.

No sign-up. No internet required. No data leaves your phone.

★ FINANCE CALCULATORS
• EMI / Loan Calculator (home, car, personal loans)
• SIP & Mutual Fund Returns
• Compound Interest & Simple Interest
• Fixed Deposit (FD) & Recurring Deposit (RD)
• GST / VAT Calculator (add & remove tax)
• Loan Eligibility
• ROI & CAGR
• Profit Margin & Break-Even
• Currency Converter

★ HEALTH & FITNESS CALCULATORS
• BMI Calculator
• BMR & Daily Calorie (TDEE)
• Body Fat Percentage
• Ideal Weight
• Water Intake
• Heart Rate Zones
• Calories Burned
• Pregnancy Due Date
• Healthy Weight Range

★ MATH & SCIENTIFIC
• Full Scientific Calculator (sin, cos, tan, log, ln, powers, roots, factorial)
• Ohm's Law & Electrical Power
• Percentage Error
• Number Base Converter (binary, hex, octal, decimal)

★ UNIT CONVERTERS
• Length, Weight, Area, Volume
• Speed, Pressure, Temperature
• Data Storage

★ DATE & TIME
• Age Calculator
• Date Difference
• Days Between Dates
• Countdown & Workdays
• Next Birthday, Anniversary & Retirement

★ EVERYDAY TOOLS
• Percentage, Discount & Tip
• Split Bill
• Fuel Cost & Mileage
• Ratio / Aspect Ratio

WHY ZENTICAL?
✓ 100% Offline — every calculation runs on your device
✓ Private — no accounts, no tracking of personal data
✓ Fast & lightweight — Material Design 3, light & dark themes
✓ Voice input — speak values instead of typing
✓ History & Favorites — pin the tools you use most
✓ Share & Export results as PDF or CSV
✓ Home-screen widgets for one-tap access

Whether you're planning a loan EMI, checking your BMI, converting units, splitting a bill, solving a scientific equation or counting down to a big day — Zentical does it all, instantly and offline.

Download Zentical today and replace a dozen single-purpose calculator apps with one.