Free Text List Cleaner, Deduplicator & Sorter
Clean messy lists, remove duplicate entries, sort alphabetically or by length, add SQL prefixes/suffixes, and transform multi-line lists into CSV or JSON arrays in milliseconds.
8 → 5
3
0
109
Cleaning & Sorting Rules
100% In-Browser Privacy: Email subscribers, secret credentials, user IDs, and confidential datasets are deduplicated and formatted locally in your browser memory. Nothing touches a cloud server.
List Format Delimiters & System Compatibility
| Export Format | Delimiter Syntax | Primary Compatibility Target |
|---|---|---|
| Multi-Line (LF) | \n (Newline) | Text editors, shell scripts, CLI pipelines, batch file inputs |
| Comma-Separated (CSV) | , (Comma + Space) | Spreadsheet paste, email BCC fields, SQL IN ('a', 'b') clauses |
| JSON Array | ["item1", "item2"] | JavaScript, Python, REST API request bodies, config files |
| Pipe Delimited | | (Pipe) | Database ETL dumps, Unix grep regex patterns (val1|val2) |
Sorting Types & Natural Number Logic
| Sort Mode | Example Input Order | Resulting Order | Behavior Note |
|---|---|---|---|
| Standard Alphabetical | file1, file10, file2 | file1, file10, file2 | ASCII lexicographical sort where '10' comes before '2'. |
| Natural Numeric Sort | file1, file10, file2 | file1, file2, file10 | Human-friendly multi-digit number recognition. |
| Line Length Sort | elephant, cat, dog | cat, dog, elephant | Sorts strings by character length for poetry, keyword research, or layout. |
How to Clean and Deduplicate Any List
Paste Raw Data
Paste your list of emails, usernames, database IDs, or keywords into the left input box.
Enable Filters
Check Remove Duplicates, select case sensitivity, and trim unnecessary whitespace.
Sort & Add Affixes
Sort items A-Z or numerically, and wrap each line in quotes or SQL syntax using the prefix/suffix tool.
Transform & Copy
Convert lines to CSV or JSON with 1-click, and copy the sanitized dataset directly to your clipboard.