Count Duplicate Lines — Text Frequency Counter

Paste your text and instantly see how many times each line appears. Sort by most frequent, toggle case sensitivity, and export or copy the results. Ideal for cleaning lists, finding duplicates in logs, and quick data checks.

• Frequency table of unique lines with counts and percentages
• Case sensitive / insensitive toggle
• Trim whitespace & ignore blank lines options
• Sort by count, A→Z, or keep original order
• Copy results or export CSV

Input
apple
banana
apple
orange
banana
banana

Output (sorted by count)

banana, 3 (50%)
apple, 2 (33.3%)
orange, 1 (16.7%)

Exact line matches. For word counts, split text to one word per line or use a word-frequency tool.

Enable “trim whitespace” to normalize leading/trailing spaces before counting.

Yes — copy to clipboard or export as CSV for spreadsheets.