A free edge API by formatho.com, privacy-first tools.
Free, no signup, runs entirely in your browser — your data never leaves your device.
curl "https://text-statistics-formatho.filesformatho.workers.dev/api?text=Hello%20world.%20Hello%20there!"
# include the 5 most frequent words:
curl "https://text-statistics-formatho.filesformatho.workers.dev/api?text=...&top=5"
# POST the text as the raw body:
curl -X POST --data-binary @essay.txt "https://text-statistics-formatho.filesformatho.workers.dev/api"
Returns characters, characters without spaces, words, unique words, sentences, paragraphs, lines, average word/sentence length, reading time (200 wpm), speaking time (130 wpm) and optional top-N frequent words.
Full parameter reference: /api endpoint.
Count words & characters entirely client-side: Text Statistics on formatho.com.
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