Convert text, images and files to Base64 encoding and vice versa. Works entirely in your browser for maximum privacy.

Convert between binary, decimal and hexadecimal numbers instantly. Perfect for programmers and computer science students.

Create custom QR codes with logos, colors and adjustable sizes.

Generate custom number sequences: set ranges (supports negatives), choose delimiters (preset or custom), add batch ranges, toggle random order. Copy/download results for projects—up to 500k numbers.

Quickly calculate tips for any bill amount. Split the total including tip among multiple people with ease.

Convert between Unix timestamps and human-readable dates. Features real-time updates and time difference calculations.

Quickly find your desired color, provides color codes in HEX, RGB, HSL, and CMYK, as well as gradients and shades.

Calculate discounted prices instantly. Perfect for shopping, sales, and price comparisons.