Changing case, removing duplicate lines, find and replace, reversing text and counting words: when each job comes up and the fastest way to handle it.
Most text problems are small, annoying, and take longer to fix manually than they should: a list that needs deduplicating, a column of names in the wrong case, a find-and-replace across text that isn't in a document yet. These are the tools that solve them in one step. Case Converter Case Converter → Converts text between every casing style in common use: Style Example Typical use UPPERCASE HELLO WORLD Headings, emphasis, constants lowercase hello world Normalizing input, email addresses Title Case Hello World Headlines, titles Sentence case Hello world Body copy, descriptions camelCase helloWorld JavaScript variables, JSON keys PascalCase HelloWorld Class names, components snake_case hello_world Python variables, database columns kebab-case hello-world URL slugs, CSS class names, filenames The developer cases matter more than they look. Converting a list of forty field names from one convention to another by hand is twenty minutes of tedium and a guaranteed typo; converting them in one paste is instant. Find and Replace Find and Replace → Search-and-replace across any block of text without opening an editor. Useful for swapping a term throughout a draft, correcting a name that appears repeatedly, stripping unwanted characters, or normalizing formatting in text copied out of a PDF. Faster than pasting into a document just to run one replacement, and it doesn't reformat your text on the way in. Text Reverser Text Reverser → Reverses text by character, by word, or by line. The obvious uses are puzzles and novelty, but the practical ones come up more than expected: checking palindromes, reversing the order of a list, testing how software handles unusual input, and creating mirrored text for design work. Remove Duplicate Lines Remove Duplicates → Strips repeated lines from a list. The standard use is cleaning email lists, keyword lists, or any data exported from somewhere with overlapping entries. Doing this in a spreadsheet works but takes several steps; here it's one paste. Word and Character Counter Word Counter → Counts words, characters (with and without spaces), sentences, paragraphs, and estimated reading time. Essential when a platform enforces a character limit social posts, meta descriptions, form fields where guessing means truncation. Lorem Ipsum Generator Lorem Ipsum Generator → Generates placeholder text by paragraph, sentence, or word count. Useful for testing how a layout handles text of realistic length before the real copy exists. One caveat worth knowing: placeholder text can hide real design problems. A layout that looks balanced with lorem ipsum sometimes falls apart with actual copy, because real writing has different word lengths, line-break patterns, and paragraph rhythms. Replace it with genuine content before signing off a design. A Note on Privacy Text you paste into an online tool is data sometimes sensitive data. Client-side tools that process everything in your browser mean nothing is transmitted anywhere; server-side tools upload your text to be processed remotely. For a lorem ipsum generator that distinction hardly matters. For a find-and-replace across a contract draft, an internal email, or a list of customer addresses, it matters a great deal. The ToolBox text utilities run entirely in the browser nothing leaves your device. Frequently Asked Questions What's the difference between camelCase, PascalCase, snake_case, and kebab-case? camelCase starts lowercase and capitalizes each subsequent word ( helloWorld ). PascalCase capitalizes every word including the first ( HelloWorld ). snake_case uses lowercase with underscores ( hello_world ). kebab-case uses lowercase with hyphens ( hello-world ) and is the standard for URLs and CSS classes. How do I convert text to title case online? Paste it into a case converter and select Title Case. The conversion happens instantly in your browser, with no signup. Can I find and replace text without opening a word processor? Yes an online find and replace tool does it directly on pasted text, which is faster than importing into an editor and avoids the auto-formatting that editors apply. How do I remove duplicate lines from a list? Paste the list into a remove duplicates tool , which strips repeated lines in one step considerably quicker than spreadsheet formulas for a one-off cleanup. Are online text tools safe for confidential text? Only if they process text in your browser rather than uploading it to a server. Client-side tools never transmit your text, which matters for anything containing personal data, contract language, or internal information.