∑Math & Calculators
// Percentage calculators, base converters, bitwise operations, and mathematical utilities.
Calculate percentages, percent change, and ratios
Calculate and lock aspect ratios for width and height
Perform bitwise AND, OR, XOR, NOT, and shift operations
Full scientific calculator with trigonometric and logarithmic functions
Perform arithmetic on hexadecimal numbers
Perform arithmetic on binary numbers
Perform matrix addition, multiplication, transpose, and determinant
Calculate greatest common divisor and least common multiple
Check if a number is prime and find primes in a range
Generate Fibonacci sequence up to N terms
Convert numbers between any bases from 2 to 36
Convert between Roman numerals and decimal numbers
Convert IP addresses to decimal and back
Mix, blend, lighten, and darken colors with operations
Calculate PPI, aspect ratio, and megapixels from dimensions
Calculate DPI and print sizes from image dimensions
No client-side tools in this category.
#About Math & Calculators
Percentage calculators, base converters, bitwise operations, and mathematical utilities. All tools in this category run entirely in your browser with no server-side processing. Your data stays on your device.
Each tool is designed for speed and simplicity. Paste your input, configure options if needed, and copy the result with one click. No sign-up, no installation, no limitations.