utils.directory: free online tools

Quickly convert Celsius to Fahrenheit and Fahrenheit to Celsius.

Quickly convert kilograms to pounds and pounds to kilograms.

Quickly find the average of a list of numbers.

Quickly factor integers into primes and quadratics into roots.

Quickly find the greatest common factor of two numbers.

Quickly estimate HELOC draw-period and repayment-period monthly payments.

Quickly find the least common multiple of two numbers.

Quickly solve a proportion for any missing value.

Quickly calculate the square footage of a room from its length and width.

Quickly calculate a tip and split the bill between any number of people.

Quickly generate linear barcodes and download them as PNG images.

Generate creepy cursed (zalgo) text with adjustable intensity.

Generate fantasy character names with race-flavored syllables for D&D and Pathfinder.

Generate cool gamertag ideas for Xbox, PSN, Steam and Twitch.

Generate uniformly random letters A–Z for word games and classroom fun.

Generate a random everyday object for prompts, games and icebreakers.

Quickly turn plain text into small caps Unicode letters.

Quickly convert letters, digits and symbols to superscript Unicode.

Quickly shrink text into miniature superscript-style letters.

Quickly change text between uppercase, lowercase, title, sentence and more.

Quickly encode text to Base64 and decode Base64 back to readable text.

Pretty-print, validate and minify JSON with helpful error messages.

Quickly format and validate XML with your chosen indentation.

Convert iPhone HEIC photos to JPG locally in your browser — never uploaded.

Convert WebP images to PNG right in your browser — files never leave your device.