Readability.ch

Spec sheet

Purpose

Analyzes text with the Flesch formula and other readability indexes.Read 8 Oct 2026 · readability.ch

Intended users

The page describes the tool as useful for editors, copywriters, and translators.Read 8 Oct 2026 · readability.ch

Privacy

The maker says calculations happen in the browser and text is never transmitted to or stored on a server.Read 8 Oct 2026 · readability.ch

Language support

The site offers German, English, French, Italian, Spanish, and Dutch versions.Read 8 Oct 2026 · readability.ch

Limitations

The maker says the indexes do not account for content or context, do not specially evaluate technical terms, and do not replace human editing.Read 8 Oct 2026 · readability.ch

Makers

The site identifies the project as being by Christian Bachmann and Roger Gösele.Read 8 Oct 2026 · readability.ch

Offline use

The maker says analysis works offline after the page has loaded once.Read 8 Oct 2026 · readability.ch

Scores

The English page lists Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog, SMOG, and LIX Readability Index.Read 8 Oct 2026 · readability.ch

Sentence analysis

It colors sentences by readability as easy, medium, or hard.Read 8 Oct 2026 · readability.ch

Sharing

Text can be passed through a URL using the text query parameter; the page says short texts can be linked directly.Read 8 Oct 2026 · readability.ch

Text statistics

It displays counts for words, sentences, syllables, and unique words, plus words per sentence and syllables per word.Read 8 Oct 2026 · readability.ch

Text-length guidance

The page recommends at least 30 words for more reliable results.Read 8 Oct 2026 · readability.ch

Plans and prices

Every Readability.ch plan and price →

Where Specifiction places it

• Readability Checkers#23 of 257.2