Free Online Calculators and Converters
Discover a wide range of free, top-rated calculators and converters for finance, construction, education, health, and math—designed for everyday convenience.
Financial Calculators
Experience the power of our Financial Calculator, enabling you to calculate future value (FV), periodic payment (PMT), interest rate (I/Y), number of compounding periods (N), and present value (PV).
PayPal Fee Calculator
Paypal fee calculator is used to easily calculate PayPal fees for any transaction, Fast and free tool!
DSO Calculator
DSO Calculator helps determine how long a company takes to collect customer payments, enhancing cash flow analysis.
Health Calculators
Take control of your well-being with our optimized and engaging Health Calculator Online Tool.Track vital health metrics like BMI, calorie intake, and heart rate with quick and accurate calculations.
Blood Sugar Unit Calculator
Effortlessly interpret glucose levels with our blood sugar unit calculator, converting venous readings to mmol/L easily.
Stroke Volume Calculator
Stroke Volume Calculator measures blood pumped per heartbeat, offering key insights into cardiovascular health assessment.
Math Calculators
Unlock the power of seamless mathematics as it enables you to perform addition, subtraction, multiplication, and division with precision. Experience the ease of solving complex mathematical problems effortlessly with our Math Calculator Tool.
Percentage Calculator
This tool helps quickly and easily calculate percentages, calculating discounts, calculating tips for a variety of purposes.
Cube Surface Area Calculator
Cube Surface Area calculator use to calculate digonal area, surface area and volume of a cube.
Conversion Calculators
Easily switch decimal to binary formats, resolve Unix timestamps. Decode URL encoding, generate Base64 codes, transform images into Base64 format, seamlessly convert JSON to XML, and quickly switch XML to JSON.
Image to Base64 Converter
Quickly convert and optimize images to Base64 format online, ensuring secure and efficient code integration.
URL Encoder & Decoder
Use our URL Encoder and Decoder tool to ensure accuracy, simplify URL management, and enhance web performance.