How is this different from the Filename Sanitizer?

This only replaces spaces with hyphens. The Filename Sanitizer also transliterates accents and strips every other unsafe character — use that one if your filename has more than just spaces to fix.

Does this tool upload my filename anywhere?

No — it runs entirely in your browser.

Remove Filename Spaces

Replace spaces in a filename with hyphens.

Filename

Related tools

Filename Sanitizer
Change File Extension
Extract File Extension
Split File

How it works

1
Type or paste a filename

One with spaces in it.
2
Spaces replaced instantly

Every run of whitespace becomes a single hyphen.
3
Copy the result

Ready to use anywhere spaces in filenames cause trouble.

FAQ

How is this different from the Filename Sanitizer?: This only replaces spaces with hyphens. The Filename Sanitizer also transliterates accents and strips every other unsafe character — use that one if your filename has more than just spaces to fix.
Does this tool upload my filename anywhere?: No — it runs entirely in your browser.