How to use the Remove Empty Lines
- Paste your text — the empty-line rule is already set.
- Check the result; blank lines and whitespace-only lines are removed.
- Copy the result.
Keep one blank line between paragraphs?
To squeeze several blank lines into one instead of removing them all, change the rule to (
?
){3,} →
.
Removing duplicate lines as well? Use Remove Duplicate Lines.
Also searched as: remove blank lines, delete empty lines, remove blank lines online, remove whitespace lines.
Tools that pair well with the Remove Empty Lines
- Find and Replace — Paste text and replace words or patterns — case-sensitive or not, whole words only, or with regular expressions and $1 capture groups.
- Remove Extra Spaces — Collapse double spaces, runs of spaces and stray tabs into a single space — line breaks are kept.
- Remove Line Breaks — Paste text with broken lines — from a PDF, an email or a terminal — and join it back into clean paragraphs.
- Alphabetize List — Paste a list and put it in alphabetical order instantly — A to Z or Z to A, with smart number sorting, optional duplicate removal and support for lists separated by commas.
Frequently asked questions
Does it remove lines that only have spaces?
Yes. Lines containing only spaces or tabs count as empty.
Will it change my other lines?
No. Only blank lines are deleted.
Is my text uploaded?
No. It’s processed in your browser.
Can I install Remove Empty Lines as a web app and use it offline?
Yes. Remove Empty Lines is an installable web app (PWA) — installed from your browser, not downloaded from an app store. Click Install app at the top of this page in Chrome or Edge (Windows, macOS, Linux, ChromeOS) or on Android, use Share → Add to Home Screen on iPhone and iPad, or File → Add to Dock in Safari 17+ on a Mac. It then opens in its own window with its own icon, and because it runs entirely in your browser it keeps working offline. Firefox on desktop can’t install web apps. How installing works.