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Count Occurrences — Count how many times a word, phrase, or regex appears in your text. Runs entirely client-side inside your browser.

Free online word counter. Instantly count words, characters, sentences, paragraphs, and reading time. No upload — your text stays in your browser.

Free online character counter — counts letters, digits, punctuation, whitespace, and total characters with full unicode support.

Keyword Density Analyzer — Analyze keyword frequency and density in any text. Filter out common words, set minimum length, and see the top N.

Count Duplicates in List — Paste any list — one item per line — and get back each unique value with how many times it appeared, sorted by frequency.

Word Density Counter — Paste any text to see word frequency analysis — which words appear most often, how many times, and their percentage of the total.

Free online text size calculator. Measure text size in UTF-8, UTF-16, and ASCII bytes. Also shows character, word, and line counts.

Letter Counter — Analyze the frequency and percentage of every letter and character in your text instantly. Perfect for cryptanalysis, writing analysis,...

Text Stats — Deep-dive into your writing metrics. Calculate readability scores, average word/sentence lengths, reading and speaking times, and clean cha...

Number Range Generator — Produce a sequence of numbers from a start value to an end value, stepping by any amount, in decimal, zero-padded, hex, or binary.

Stopwatch & Timer — Use a precision stopwatch with lap tracking or set a countdown timer — all in your browser with no downloads needed.

CSV Stats — Per-column statistics for any CSV — total count, non-empty, unique values, plus numeric min/max/mean/sum for any column with numbers.

Free online brick calculator. Calculate the number of bricks and mortar needed for any wall.