Every Cleanor Tool

Generate lists of random IPv4 and IPv6 addresses with private-range or public-only options. Free, in your browser, nothing is uploaded.

Build a field schema and generate arrays of random JSON objects. Free, in your browser, nothing is uploaded.

Generate one or many random letters of the alphabet. Free, in your browser, nothing is stored.

Generate random MAC addresses with your chosen separator, case, and administration bits. Free, in your browser, nothing is uploaded.

First and last name pairs generated at random, copied in one tap.

Generate random whole numbers within any range you choose. Free, in your browser, nothing is stored.

Generate a random alphanumeric string of any length, with optional symbols. Free, in your browser, nothing is stored.

Generate one or many random words for brainstorming, games, and prompts. Free, in your browser, nothing is stored.

Range, minimum, maximum and IQR. Free, instant, in your browser.

Calculate the maturity value of a recurring deposit from the monthly deposit, interest rate and tenure, compounded quarterly as banks do. Free, in your browser, no sign-up.

Build iOS shadow props and Android elevation with sliders and copy a ready StyleSheet object. Free, in your browser, nothing is uploaded.

Measure your reaction time: wait for green, click fast, and see your average and best over several rounds. Free, in your browser, nothing is uploaded.

Convert reactive energy units like kVARh to VARh instantly in your browser. Free, no upload, no sign-up.

Convert reactive power units like kVAR to VAR instantly in your browser. Free, no upload, no sign-up.

Score any text for Flesch Reading Ease, grade level, and reading time with a plain-English verdict. Free, in your browser, nothing is uploaded.

Estimate how long text takes to read and to read aloud based on word count. Free, in your browser, no upload.

Compare your current and new loan payments to see the monthly savings. Free, in your browser, no sign-up.

Measure your screen’s Hz and see motion at each rate. Free, in your browser.

Test regular expressions with live match highlighting, capture groups, and flags. Free, in your browser, nothing is uploaded.

Remove repeated words from text, keeping the first occurrence of each. Free, in your browser, no upload.

Remove line breaks and collapse text into a single clean line. Free, in your browser, no upload.

Strip all punctuation marks from your text, leaving letters and numbers. Free, in your browser, no upload.

See how much rent you can afford by the 30% rule, the 40x landlord rule, and after your existing debt payments. Free, in your browser, no sign-up.

Work out the new rent after a percentage increase, the extra cost per month and per year, and the rent after several yearly increases. Free, in your browser, no sign-up.