Instantly remove duplicate lines from any list, spreadsheet data, or text. Sort, trim, and clean your data with one click — no sign-up required.
Instantly remove repeated lines from any list or text
Option to treat "Apple" and "apple" as duplicates
Optionally sort the deduplicated list alphabetically
Shows how many duplicates were removed from your list
Removes leading/trailing spaces before comparing lines
Copy the clean deduplicated list instantly
Paste your list of items, emails, URLs or lines into the text area.
Toggle case-sensitive and sort options as needed.
Click Remove Duplicates to process and clean the list.
See how many duplicates were found and removed.
Copy the final deduplicated list with one click.
A duplicate line remover is a text processing tool that scans a list of lines and automatically eliminates any repeated entries, leaving only unique lines. Whether you are working with email lists, keyword spreadsheets, URL inventories, or any line-separated data, duplicate entries waste space and cause errors. This free tool handles the cleanup in milliseconds — no software to install, no account to create, and no data ever leaves your browser.
The RankPowr Remove Duplicate Lines tool goes beyond basic deduplication. It gives you powerful control options: sort alphabetically A-Z or Z-A, trim leading and trailing whitespace, enable case-sensitive matching, remove blank lines, and even reverse the final output order. All options work in real time as you type or paste.
The tool processes everything client-side in your browser, which means there is zero latency and complete privacy. Paste a list of 10,000 items and get results instantly.
After removing duplicates, sort the remaining unique lines alphabetically. Sort A-Z is useful for organized lists and alphabetical indexes. Sort Z-A reverses alphabetical order. Only one sort direction can be active at a time.
This removes leading and trailing spaces from each line before comparing. Enabled by default. Without this, "apple " and "apple" would be treated as different entries due to the hidden trailing space.
When disabled (default), "Apple" and "apple" are treated as duplicates. When enabled, they are treated as distinct entries. Use case-sensitive mode when working with code, passwords, or case-critical data like domain names.
Enabled by default, this removes all blank lines from your output. Disable this if you want to preserve intentional line breaks or spacing between sections in your list.
https://site.com/page and https://site.com/page/ are technically different — clean trailing slashes first with the Text CleanerPaste your list into the input box above (one item per line). The tool automatically detects and removes duplicates in real time. Choose options like Sort A-Z, Trim whitespace, and Case-sensitive matching, then copy or download your cleaned output.
By default, the tool is case-insensitive — "Apple" and "apple" are treated as duplicates. Enable the "Case-sensitive" checkbox if you want to treat different capitalizations as unique entries, which is useful for code or password lists.
Yes! The tool offers Sort A-Z, Sort Z-A, and Reverse Order options. These are applied after duplicates are removed, so your final output is both unique and organized exactly how you need it.
You can deduplicate any line-based list: email addresses, URLs, keywords, product SKUs, names, usernames, hashtags, domain lists, and more. Just make sure each item is on its own line before pasting into the tool.
No. All processing happens entirely in your browser using JavaScript. Your data is never sent to any server, stored, or logged. You can safely use it for sensitive lists like email databases or internal business data.
Paste your list (keywords, emails, URLs, any line-by-line content) into the input box. The tool automatically removes duplicate lines, with options for case-sensitive or case-insensitive matching. You can sort the remaining unique lines alphabetically and download the cleaned list as a TXT file.
Duplicate content in keyword lists inflates PPC campaign costs and skews analytics. Duplicate emails in mailing lists cause deliverability problems and spam complaints. Duplicate URLs in sitemaps confuse search crawlers. Data analysts use duplicate removal daily to clean datasets before processing.
Keyword lists: Remove duplicate keywords from combined keyword research exports. Email lists: Clean subscriber lists before importing to email marketing tools. URL lists: Deduplicate website crawl exports for SEO audits. Log files: Remove repeated error entries to find unique issues. Product SKUs: Identify and remove duplicate product codes from inventory data.