Free Text Tool
Count Duplicate Lines
Paste a list and instantly see how often each line appears, sorted from most to least frequent. Useful for log analysis, keyword research and survey responses.
Input
0 lines
What is a duplicate counter?
A duplicate counter analyzes a list and tallies how many times each unique line occurs. Unlike a simple deduper, it preserves the count so you can see frequency at a glance.
Common uses
- • Find the most common search queries in a log
- • See which keywords repeat across a research export
- • Count survey or form responses without a spreadsheet
- • Spot duplicate URLs in a crawl
How to count duplicate lines
- 1. Paste your list, one item per line.
- 2. Click Count to see frequency of each unique value.
- 3. Sort by count or alphabetically.
- 4. Copy or export the results as CSV.
Frequently asked questions
How is the count calculated?
Each unique line is counted by occurrence and then sorted from most frequent to least frequent.
Can I export the counts?
Yes — copy the table or download it as CSV directly from the tool.
Is it private?
Yes. Counting happens entirely in your browser.