What It Does
Wordtune is an AI writing assistant from AI21 Labs that specializes in rewriting sentences to be more clear, formal, casual, or concise. It goes beyond grammar correction to help you find better ways to express your thoughts.
Key Features
- Sentence rewriting — multiple alternative phrasings for any sentence
- Tone control — make writing more formal, casual, or concise
- Spices — expand ideas, add examples, counterarguments
- Summarization — condense long documents and articles
- Browser extension — works across email, docs, and web apps
- AI writing — generate new content from prompts
Pricing Breakdown
| Tier | Price | Rewrites |
|---|---|---|
| Free | $0 | 10 rewrites/day |
| Plus | $9.99/mo | Unlimited rewrites |
| Business | Custom | Team features, API |
Who It’s For
Non-native English speakers, students, professionals writing important emails, and anyone who struggles to find the right words for their ideas.
Competitive Position
Wordtune occupies a niche between Grammarly (correction-focused) and generative AI tools (creation-focused). Its sentence-level rewriting is more targeted than ChatGPT’s broad approach. AI21 Labs’ NLP expertise (the company behind Jamba models) gives it strong language understanding. The affordable pricing and focused feature set make it complementary to rather than competitive with broader AI tools.