Grammar.com Rewriter vs Paraphraser.io

Grammar.com Rewriter is a free web tool for rewriting and paraphrasing text. Its input box displays a 5,000-character limit. Users can choose ChatGPT, Claude, Gemini, DeepSeek, or Grok, then select an output language such as English, Arabic, Chinese, French, German, or Spanish. Writing-role choices include Professional, Academic Writer, Storyteller, Journalist, and Customer Support Rep. Tone controls include Neutral, Happy, Calm, Excited, Sarcastic, and Confident. The page lists AI model choices but does not describe third-party application integrations. Grammar.com is associated with STANDS4, which says it has built reference and creativity tools since 2001. STANDS4 describes Grammar.com as helping writers with spelling, grammar, punctuation, vocabulary, and style through tools, lessons, quizzes, and examples. STANDS4 says it takes reasonable precautions to secure personal information, restricts access, and does not sell individual customers’ personal information. Its privacy practices include cookies and third-party advertising technologies.

Paraphraser.io rephrases sentences and articles while aiming to keep their meaning. It offers more than ten modes, including Word Changer, Fluency, Formal, Creative, Humanize, Academic, and Expand. Users can select suggested synonyms and mark specific words or terminology to remain unchanged. The service also describes extracting text from recordings and images, rewriting extracted text, and paraphrasing speech in real time. The homepage lists support for more than 20 languages, while API documentation lists 13+ languages for API use. Several modes are free; the pricing explanation gives a 600-word limit, and says upgrading to Pro can increase the limit to 1500. Apps and API options span Android, iOS, and web. The full-article API endpoint accepts up to 5000 characters per content check. The maker identifies students, freelancers, academic writers, and SEO content creators as intended users. Paid plans include Silver at $4.55 a month, with validity of 7 days; Gold at $9.55 a month, with validity of 30 days; and Diamond at $0.99 a year, billed annually at $47.52 and displayed as $0.99 per week.