Accidentally typing the same word twice in a row — "the the" or "is is" — is one of the most common typos, easy to introduce while editing and surprisingly easy to miss when proofreading your own writing.
This tool scans your text for any word immediately followed by an exact repeat of itself and collapses the pair down to a single occurrence, catching this specific typo pattern automatically.
This is a quick final-pass cleanup step before publishing or sending a document, catching a mistake that spell-checkers often miss since both repeated words are individually spelled correctly.
Because everything runs locally in your browser, results appear instantly and nothing you type or upload is ever sent to a server.
Bookmark this page if you expect to use this tool regularly — it loads fast and behaves the same way every time, with no account needed.
This kind of task shows up constantly in everyday writing, coding, design, and admin work, which is exactly why a dedicated, focused tool saves so much back-and-forth.
A tool that does one job well, without a cluttered interface or unrelated features competing for attention, tends to be faster to use than a heavier all-in-one app.
If you find yourself needing this often, keeping this page open in a tab is usually faster than digging through a bigger software suite's menus.
Because there's no sign-up or installation step, you can jump straight from a search result to a working tool in a couple of seconds.
The interface is intentionally simple, so there's no learning curve — the input goes in, the result comes out, and that's the whole interaction.
Unlike a heavier desktop application, there's nothing to download, update, or configure before you can start using this tool.
Because the calculation or conversion happens instantly as you type, you can experiment freely and see how changing one value affects the result.
Frequently asked questions
Is this case-sensitive?
The matching is case-insensitive by default, so "The the" is also caught and corrected, not just exact-case repeats.
Will this catch repeats separated by punctuation, like 'the, the'?
This tool targets directly adjacent word repeats separated only by whitespace; a comma or other punctuation between the repeated words would need a separate check.