The unique word count tells you how many distinct words appear in a text, ignoring how many times each one repeats, which is a simple measure of vocabulary size. This counter compares your unique word total against your overall word total, then reports the repetition rate so you can see how often you reuse the same words. Writers use this to check variety, teachers use it to gauge vocabulary in student work, and language learners use it to track how many different words they can produce. Case is ignored so The and the count as the same word, and you can choose whether to include numbers. It also lists the most frequent words so you can spot anything you lean on too heavily. Results update as you type and everything is computed locally in your browser, so your text is never sent to a server.
Total words counts every word including repeats, while unique words counts each distinct word only once.
The repetition rate compares repeats to total words, indicating how much your writing reuses the same words.
Words are normalized so The and the count as the same distinct word for an accurate unique count.
The unique word count tells you how many distinct words appear in a text, ignoring how many times each one repeats, which is a simple measure of vocabulary size. This counter compares your unique word total against your overall word total, then reports the repetition rate so you can see how often you reuse the same words.
Yes. Unique Word Counter is completely free, with no sign-up and no usage limits.
Yes. Unique Word Counter runs in any modern web browser. There is nothing to download or install.
Yes. Unique Word Counter runs entirely on your device in your browser, so nothing you enter is uploaded to a server.