Sort Text Lines Online
Paste your list above, one item per line, and choose how to sort it: alphabetically, numerically, by length, reversed, or shuffled. Toggle ascending or descending order, strip empty lines, and control case sensitivity. Everything runs in your browser. Nothing is uploaded.
Related text manipulation tools
The five sorting methods
Alphabetical sorts lines in standard dictionary order. This is the default choice for names, glossary terms, tags, and any general text list where readers expect a conventional A to Z arrangement.
Numerical detects numbers at the start of each line and sorts them by actual value rather than as text. A plain text sort compares character by character, which puts “10” before “2” because “1” comes before “2” alphabetically. Numerical mode reads the full number and orders it the way you would expect: 1, 2, 3, all the way to 10. This matters most for version numbers, ranked lists, and any data prefixed with a numeric ID.
By Length orders lines according to their total character count, shortest to longest or the reverse. This is useful for grouping short-tail and long-tail keywords, organizing lines by complexity, or spotting outliers in a list where most entries are a similar length.
Reverse Order does not sort at all. It flips your list end to end, so the last line becomes the first and the first becomes the last. Use this when your list is already in a meaningful sequence, such as chronological order or a specific priority ranking, and you only need it turned upside down rather than resorted.
Randomize/Shuffle puts every line into a random order. Useful for generating test data, assigning participants to groups without bias, drawing a random winner from a list of entries, or randomizing the order of quiz questions.
Case sensitivity and why sort order can look wrong
With Case Sensitive turned off, the tool ignores capitalization when sorting, so “apple”, “Apple”, and “APPLE” are treated as the same word and grouped together in a natural, human-readable order. This is the setting most people expect and want for general lists.
With Case Sensitive turned on, the computer sorts using strict character comparison, which follows ASCII ordering. In ASCII, all uppercase letters come before all lowercase letters, so “Zebra” sorts before “apple” even though a human reading the list alphabetically would expect the opposite. This surprises people who are not expecting it. If your sorted list looks strange, with capitalized words clustered at the top regardless of the letter they start with, check whether Case Sensitive is switched on and turn it off for the conventional alphabetical order most people expect.
Cleaning your list before sorting
The Remove Empty Lines option strips blank lines from your list before sorting, which matters because empty lines otherwise sort to a fixed position, usually the very top or bottom, and clutter the result. If your source list has scattered gaps from a spreadsheet export or a copy-paste from a formatted document, enabling this first produces a cleaner sorted output. For a list that also has repeated entries you want removed entirely rather than just cleaned of blank lines, the remove duplicate lines tool handles deduplication as a separate step.
Where sorting lines comes up
Developers
Alphabetizing import statements, CSS properties, and enum values reduces the chance of accidentally adding a duplicate import and makes merge conflicts in version control easier to resolve, since a consistent order means changes show up in predictable places in a diff. Sorting a list of environment variable names or config keys alphabetically also makes it faster to scan for a specific entry in a long file.
SEO specialists and marketers
Sorting a keyword export by length using By Length mode groups short-tail head terms separately from long-tail phrases, making it easier to plan content around each group differently. Alphabetizing a list of page titles or meta descriptions before a content audit makes duplicate or near-duplicate entries easier to spot side by side.
Students and researchers
Alphabetizing a bibliography or works cited list is a formatting requirement in most citation styles. Pasting the full reference list here and sorting alphabetically handles in seconds what would otherwise be manual reordering, particularly for a long list where inserting a late addition means re-checking the position of everything around it.
Data and spreadsheet work
A column of values copied out of a spreadsheet, whether SKUs, category tags, or customer names, often needs a quick sort before it goes into a report or gets pasted somewhere else. Numerical mode handles a mixed list of numeric IDs correctly, avoiding the common problem where a plain alphabetical sort puts “SKU-100” before “SKU-20”.