Smart Calculator: Photo Math

AI photo math solver + 34 calculators in one app. Point your camera at any equation and Smart Calculator instantly recognizes and solves it, powered by Gemini AI plus on-device ML Kit. From scientific calculator to loan, mortgage, BMI, tip, GPA, percentage, compound interest, date and unit converter - every calculation in one fast, beautifully designed app.

Basic math, homework, trigonometry, loan amortization, or health tracking - Smart Calculator replaces multiple calculator apps.

131 city-themed interfaces inspired by Berlin, Paris, Tokyo, Seoul, New York, and more bring personalized calculator skins to suit every taste.

[AI Photo Math]
- Snap a photo of any math problem and get instant answers
- Step-by-step solutions with detailed explanations
- Function graphing for visual learning
- Text-to-speech for step narration
- Save and share solutions as PDF or image

[Basic Calculator]
- Continuous formula calculations with operator precedence
- Memory functions: MC, MR, MS, M+, M-
- Customizable decimal places and rounding modes
- Digit separators and grouping size settings
- Keypad vibration and sound feedback
- One-tap copy and transfer results

[Scientific Calculator]
- Trigonometric, logarithmic, exponential, and factorial functions
- Precise accuracy for engineering and academic work
- Bracket and operator precedence support
- Constants pi and e, degree/radian mode

[Financial Calculator]
- Loan / Mortgage Calculator: Monthly amortization with equal principal, equal principal and interest, or balloon repayment
- Savings Calculator: Simple or compound interest on deposits
- Deposit Calculator: Simple or compound interest for fixed deposits
- VAT and Discount Calculator: Auto-calculate inclusive prices and discounts
- Percentage Calculator: Increase, decrease, and ratio
- Average Cost Calculator: Blended price for stock and crypto holdings
- Salary Calculator: Annual, monthly, weekly, daily, and hourly pay

[Living Calculator]
- Tip Calculator: Adjustable percentage with N-way split
- Price/Weight Analysis: Compare per gram or per 100g
- Price/Quantity Analysis: Compare per unit or per 10 units
- Fuel Efficiency / Gas Mileage / MPG Calculator
- Time Calculator: Add or subtract hours, work shifts, and hourly pay

[Date Calculator]
- Date Interval / Age Calculator: Days, weeks, months, years between dates
- D-Day Calculator: Days until target date or anniversary
- Solar/Lunar Calendar Converter: Bidirectional conversion
- Menstrual Cycle / Ovulation Calculator

[Unit Converter]
- Length, area, weight, volume, temperature, speed, pressure, fuel efficiency
- Data Capacity Converter: B, KB, MB, GB, TB

[Global Tools]
- World Time: Current time in cities worldwide
- Size Conversion Table: Clothing and shoe sizes by country

[Developer Tools]
- Color Code Converter: HEX, RGB, HSL with color picker
- Base Converter: Binary, octal, decimal, hexadecimal

[Math Tools]
- Fraction Calculator: Mixed numbers, reduction, and negative values
- Statistics Calculator: Mean, median, mode, standard deviation, variance
- Area Calculator: Rectangle, triangle, circle, trapezoid, parallelogram

[Health Analysis]
- BMI calculator with ideal weight estimation
- Body fat percentage and basal metabolic rate
- Daily calorie and water intake recommendation
- Due Date Calculator: Pregnancy weeks, trimester, and conception date

[Study Support]
- GPA Calculator with credit-hour weighting

[Designed for Every User]
- 131 city-themed designs (Berlin, Paris, Tokyo, Seoul, New York, more)
- Light and dark theme with system mode sync
- 70+ languages supported worldwide
- Calculation history with one-tap recall

Smart Calculator replaces multiple apps: basic, scientific, financial, BMI, tip, loan, mortgage, savings, compound interest, gas mileage, unit converter, percentage, GPA, date, age, fraction, statistics, area, salary, and all-in-one calculator.

Recent changes:
[ Version 6.8.1 ]
- Added 7 calculators: time, average cost, statistics, fraction, area, due date, salary
- Dark mode: choose light, dark, or system in Settings
- Each calculator now remembers your last entries
- Negative fractions and local number formats
- Clearer keypad and menu, stability fixes
- Improved calculations