URL Slug Cleaner
Tidy an existing slug or URL fragment: lowercase it, strip invalid characters and accents, and collapse repeated or trailing separators into one clean, canonical slug. It works instantly in your browser.
- 100% free
- Private & safe
- Runs in your browser
Read our complete guide: How to Craft URL Slugs for Better Google Rankings & UX
Why use URL Slug Cleaner?
URL Slug Cleaner helps you optimise and publish with confidence, producing clean, standards-friendly output you can paste straight into your site.
- Runs instantly in your browser — nothing to install, nothing uploaded.
- Completely free, with no account, no watermarks and no usage limits.
- Output: normalized lowercase slug with a single separator
- Paste an existing slug or URL fragment.
- Works on any device — desktop, tablet and phone — and is fully keyboard accessible.
How to use URL Slug Cleaner
- Paste an existing slug or URL fragment.
- Choose the separator to normalize to.
- The cleaned slug appears instantly.
- Copy the canonical version.
Examples
- Cleaning 'My--Messy_Slug!!' into 'my-messy-slug'.
- Normalizing separators across a set of URLs.
Supported formats & limits
- Output: normalized lowercase slug with a single separator
Limitations
- Removes characters that are not letters, numbers or separators.
- Does not translate words — it only normalizes the existing text.
Frequently asked questions
How is this different from Slug Generator?
Slug Generator builds a slug from a title; this cleans an existing slug that already exists.
Does it change my words?
No — it only normalizes case, separators and invalid characters.
Is anything uploaded?
No — it runs in your browser.
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