AI21 Labs

Wordtune suggests alternative phrasings, adjusts tone and length, fixes grammar and summarizes long documents. It works as a browser extension and iOS app, making it suited to students and professionals who want help polishing emails, essays and documents.

Key features

• Sentence rewrites and tone changes
• Spelling and grammar checks
• AI summarization
• Text generation
• Chrome, Edge and iOS apps

Pricing

Wordtune has a free plan and paid plans start at $4.89/month (billed annually). Prices checked on the official pricing page in October 2026 and may change.

Who it's for

Wordtune is used by freelancers and SMBs. It integrates with Chrome and Microsoft Edge.