Rewriter AI vs Wordtune

Rewriter AI combines a paraphraser, grammar checker and summarizer for written content. The paraphraser is described for emails, essays and social media posts; the grammar checker reviews English writing for grammar, spelling and punctuation; and the summarizer condenses articles, papers or documents to key points while retaining context. The site says the service supports over a hundred languages and allows 250 words to be rewritten for free. Free users can add up to two protected words and generate at most three articles; article generation is described as a trial feature on the free plan. Starter costs $6.40 a month, billed annually, and includes 50,000 words per month, web access and API access. Business costs $16.40 a month, billed annually, and includes 3,500,000 words per month, of which 700,000 are non-English, plus desktop and web versions, keyword analysis and API access. Paid Starter and Business plans include 50 image generations per month. The API uses HTTP GET and POST requests, returns JSON and supports browser CORS. The listed platforms include API, Linux, macOS, web and Windows.

Wordtune helps users revise and generate text with rewriting, proofreading, grammar and spelling corrections, and text generation. Its browser extension works across writing websites and is available for Chrome, Microsoft Edge, Firefox, and Arc. Listed writing locations include Google Docs, Gmail, Slack, Facebook, Twitter, Web Outlook, LinkedIn, and WhatsApp Web.

Wordtune Read summarizes PDFs and online articles, displaying summaries alongside relevant passages. Read is desktop-only, supports English documents, and includes five new summaries per month on its free plan; the Basic plan separately lists three AI summarizations per month. The extension can translate and rewrite text in Spanish, Mandarin, Arabic, Hindi, Korean, Hebrew, Russian, German, French, and Portuguese into English. Wordtune offers a free plan and a 3-day trial; paid plans start at $6.99/mo billed annually. Its FAQ describes an API for integrating writing and reading capabilities into other products. Wordtune says it does not sell user information to advertisers or data brokers; Read uploads are processed on Wordtune servers and stored on Google Cloud servers in the United States.