What is String Similarity?

Compare two strings with Levenshtein edit distance and a 0–100% similarity score — great for fuzzy matching and dedupe.

Is String Similarity free to use?

Yes — String Similarity is free to use, with no sign-up, no install and no account.

No — String Similarity runs entirely in your browser, so your text, files and results never leave your device.

No — it works in any modern browser (Chrome, Edge, Firefox, Safari) with no downloads, accounts or plugins.

What is String Similarity?: Compare two strings with Levenshtein edit distance and a 0–100% similarity score — great for fuzzy matching and dedupe.
Is String Similarity free to use?: Yes — String Similarity is free to use, with no sign-up, no install and no account.
Does String Similarity upload or store my data?: No — String Similarity runs entirely in your browser, so your text, files and results never leave your device.
Do I need to install anything to use String Similarity?: No — it works in any modern browser (Chrome, Edge, Firefox, Safari) with no downloads, accounts or plugins.