Free online tools for every list task

Combine seed keywords, modifiers, locations, and buyer-intent terms into broad, phrase, or exact-match keyword lists. Free, fast, and processed in your browser.

Generate ordered permutations from a list with a chosen length. Create arrangements with or without repetition and export the results online.

Merge two lists by appending, alternating rows, joining line by line, or creating a unique union. Preserve order and export the merged results online.

Remove duplicate lines from a list while preserving the original order. Ignore case, trim whitespace, and clean empty lines instantly in your browser.

Sort lines alphabetically, naturally, or numerically in ascending or descending order. Clean blank lines and organize lists online.

Filter lines online by text, prefix, suffix, exact value, or regular expression. Keep matching lines or remove them while preserving the original order.

Remove blank and whitespace-only lines from text online, or collapse repeated blank rows into a single separator while preserving the remaining text.

Find and replace text online across multiple lines. Use literal text, whole-word matching, case sensitivity, or regular expressions with live result counts.

Remove repeated words from text while preserving their first occurrence and punctuation. Process duplicates across the document or separately within each line.

Compare two lists online to find common items, items only in list A, and items only in list B. Case-sensitive and case-insensitive comparison supported.

Find values that appear in List A but not List B with this free online list difference tool. Compare IDs, keywords, URLs, names, and spreadsheet columns.

Find the intersection of two lists: values present in both lists. Compare keywords, emails, IDs, URLs, and spreadsheet columns privately online.

Extract HTTP, HTTPS, and www links from text online. Remove duplicates, strip tracking query parameters, and copy a clean URL list privately.

Extract email addresses from text, documents, logs, HTML, or copied data. Validate, lowercase, deduplicate, and export a clean email list locally.

Extract integers, decimals, signed numbers, or all numeric values from text online. Remove duplicates, preserve order, and export one number per line.

Extract one column from CSV, TSV, semicolon, or pipe-delimited data online. Select by header name or column number with quoted-field support.

Convert a column or newline-separated list into comma-separated values. Add quotes, choose a custom delimiter, and copy the result online.

Add text before or after every line in a list. Wrap values in quotes, build URLs, format SQL values, and edit columns in bulk online.

Convert titles and phrases into clean URL slugs in bulk. Remove accents, punctuation, extra spaces, and uppercase letters online.

Convert newline-separated values into a valid JSON string array. Escape quotes correctly, remove empty rows, and choose compact or pretty output.

Change every line in a list to uppercase, lowercase, title case, or sentence case. Format keywords, labels, names, and copied columns online.

Convert a newline-separated list into JSON, JavaScript, Python, PHP, or Java array syntax. Escape strings correctly and choose compact or formatted output.

Number every non-empty line online with a custom starting value, increment, zero padding, prefix, and separator. Copy clean numbered text instantly.

Convert comma-separated, semicolon-separated, pipe-separated, tab-separated, or custom-delimited values into one clean item per line online.

Shuffle a list into a random order instantly. Randomize names, tasks, questions, teams, or rows privately in your browser.

Create random pairs from a list of names or match two separate lists without repeats. Useful for classrooms, teams, games, and peer reviews.

Pick one or multiple random items from a list online. Choose whether items can repeat and generate a fresh unbiased selection in your browser.

Split a list of names into random groups or teams online. Choose the number of groups or members per group and handle leftovers automatically.