What is Wordtune?
Struggling to find the right words? Wordtune is your AI-powered writing sidekick that helps you express yourself clearly and confidently—whether you're drafting an email, polishing an essay, or summarizing a YouTube video. Built by AI21 Labs, it goes beyond basic grammar checks to actively rewrite, rephrase, and refine your writing in real time.
Unlike simple spellcheckers, Wordtune understands context, tone, and intent. It offers smart suggestions that match your voice—so you can sound professional in a work email or casual in a text message with just one click. Best of all? You can get started for free with no credit card required.
What are the features of Wordtune?
- Paraphrasing Tool: Instantly reword sentences, emails, or articles while keeping your original meaning intact.
- Tone Switcher: Toggle between formal and casual tones to match your audience—perfect for everything from job applications to friendly DMs.
- Grammar & Spelling Checker: Catches errors and suggests natural-sounding corrections so your writing always looks polished.
- AI Writing Assistant: Generate new content or continue where you left off to beat writer’s block.
- Read & Summarize: Condense long articles, documents, or even YouTube videos into key takeaways fast.
- Smart Translate: Translate from 10+ languages into fluent, native-sounding English.
- Humanize AI: Make AI-generated text feel more authentic and less robotic.
- Contextual Suggestions: Get rewrite options that align with your style, subject, and purpose.
What are the use cases of Wordtune?
- A student paraphrasing sources for a research paper while avoiding plagiarism.
- A professional rewriting a stiff client email to sound warm yet polished.
- A non-native speaker using Smart Translate to write like a fluent English speaker.
- A content creator summarizing a 30-minute video into a shareable social media post.
- A small business owner drafting clear product descriptions with AI help.
- Anyone stuck mid-sentence—Wordtune helps you continue writing seamlessly.
How to use Wordtune?
- Install the free Wordtune Chrome or Edge extension to use it anywhere online.
- Highlight any sentence and click Wordtune to see rewrite suggestions instantly.
- Use the tone slider to switch between casual and formal based on your needs.
- Paste a long article or video link into Wordtune to get a quick summary.
- Click “Continue writing” when you’re out of ideas—the AI picks up your train of thought.
- Always review suggestions before accepting—Wordtune enhances your voice, not replaces it.









