Calculate, convert, and solve instantly
Perform calculations with a scientific calculator, convert units, and use health tools like BMI and body fat calculators. Access financial calculators for loan and investment estimates.
Showing 481–500 of 1,000 ranked alternatives.
Polymath Company Limited
Convert units with custom and combined measurements
Convert units of measurement with a calculator that handles multiple conversions at once. Input expressions for complex calculations. Support custom units and combined conversions.
Nikolay Khotenko
Convert units instantly and save favorites
Convert units by typing the desired directly. Support fractions, decimals, and custom precision. Perform basic math operations. Save favorite conversions. Convert between metric and imperial units, including fractional inches and feet-inches formats.
Kelly Gayneaux
Calculate volume across shapes and ground types
Calculate volume for liquids and saturated soils using input dimensions. Estimate in barrels and gallons. Break spills into sections for tracking. Add custom notes for each .
Nikhil Kumar
Calculate measurements, angles, and dimensions precisely
Calculate angles, measurements, and dimensions with precision. Input values to determine area, volume, and slope. Convert units and perform trigonometric calculations. Save and share results for project reference.
Rajendran Sajith Sajindran
Convert with precision and speed
Convert across 20 categories including length, weight, temperature, and more. Perform real-time conversions with 8-decimal precision. Switch between metric and imperial systems. Use scientific notation and dark mode.
Daniel Hanberg Alonso
Convert dates, calculate ages, track time
Calculate age based on birthdate. Convert dates between 9+ calendar systems including Gregorian, Chinese, Japanese, Thai, Hebrew, Islamic, Persian, Indian, Mayan, and Ethiopian.
慧洁 谢
Solve equations, geometry, and polygons.
The app offers an Equation Solver for equations of any format, an Analytic Geometry tool for tasks like solving tangent lines and intersection points, and a Polygon tool to calculate area, angle, and length. The app is localized to many languages.
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