SmartCalc: 4-in-1 Calculator

Content rating
Everyone
10+
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Content rating
Everyone
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About this app

SmartCalc puts four essential tools in one lightweight app — a calculator, unit converter, EMI loan calculator, and age calculator. No ads, no sign-up, no data collected. Just open and use.

CALCULATOR
A clean, simple calculator for everyday math. Large display, expression history, percentage support, and clear error messages.

UNIT CONVERTER
Convert between 8 categories:
• Length (km, miles, meters, feet, inches, cm)
• Weight (kg, lbs, grams, ounces)
• Temperature (°C, °F, Kelvin)
• Volume (liters, gallons, ml, cups)
• Speed (km/h, mph, m/s, knots)
• Area (sq m, sq ft, acres, hectares)
• Time (seconds, minutes, hours, days)
• Data (bytes, KB, MB, GB, TB)

EMI CALCULATOR
Enter the loan amount, interest rate, and tenure to see your monthly EMI, total interest, and total payable amount with a visual breakdown. Supports 20 currencies with locale-aware formatting including INR (₹), USD ($), EUR (€), GBP (£) and more.

AGE CALCULATOR
Pick your date of birth and instantly see your age in years, months, and days, days until your next birthday, and what day of the week you were born.

WHY SMARTCALC?
• Completely free — no premium tier, no locked features
• Zero ads — no banners, no popups, no interruptions
• No data collected — everything stays on your device
• No account required — no sign-up, no email, nothing
• Lightweight and fast
• Dark theme

Made by mythinkmint — apps that respect your time.
Calculator, unit converter, EMI loan calculator & age calculator.
Updated on
Jul 11, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

What's new:

• EMI Calculator — tap any value to type it directly. Enter exact loan amounts, interest rates, and tenure without fiddling with sliders.
• New BODMAS mode — toggle between standard and order-of-operations calculation (240×5+15×5 = 1275).
• Faster, more responsive buttons — no more missed taps during quick typing.
• Tabs moved to the top with a dedicated Settings tab.