Best Free Alternatives to Copy.ai

What's free: You get the core paraphrasing tool with 125 words per input, standard fluency mode, 1 freeze word, and basic summarizer (1,200 words max). The grammar checker and citation generator are also included.

Limitations: Free users can't access the full synonym slider, only get 3 writing modes (Standard, Fluency, Creative), have a slower processing speed, and miss plagiarism checker, paraphraser history, and all premium modes like Formal or Shorten.

Best for: Students and non-native English speakers who need help rewording existing text or checking grammar on essays and reports.

What's free: You receive 10,000 premium words per month using their GPT-3.5 and GPT-4 models. This includes access to their article writer, paraphrasing tool, and some marketing templates.

Limitations: The free plan excludes their highest-quality GPT-4o model, advanced features like brand voices, SEO optimization, and the full template library. You're limited to one user seat.

Best for: Bloggers and small business owners who need a decent monthly word allowance for blog posts and basic marketing copy.

What's free: The free plan offers 10 rewrites per day. You can use the basic rewrite, casual, and formal tones to adjust sentences directly in your browser or via their editor.

Limitations: Only 10 daily rewrites is extremely restrictive for any serious writing. You miss the 'Spices' feature (adding examples, statistics), the full rewrite editor, and unlimited access.

Best for: Casual writers or professionals who only need occasional help polishing a few key sentences in emails or documents.

What's free: You get robust spelling, grammar, and punctuation correction across web browsers, desktop apps, and mobile. It also offers basic conciseness and clarity suggestions.

Limitations: The free version lacks the full-sentence rewrites, tone adjustments, plagiarism checker, vocabulary enhancement, and genre-specific writing style checks that make Grammarly Premium powerful.

Best for: Absolutely anyone who writes in English and wants a reliable, everywhere-you-write safety net for avoiding basic errors.

What's free: If you have a Notion account (which is free), you get a limited trial of Notion AI. It can help brainstorm, edit, and summarize text directly within your Notion pages.

Limitations: After the trial, it's a paid add-on. The free Notion plan itself has a 5MB file upload limit and a block limit for guests, which indirectly constrains AI usage.

Best for: Existing Notion power users who want to test AI capabilities within their project management and note-taking workflow before paying.

What's free: Rytr offers a generous 'Free Forever' plan with 10,000 characters per month (~2,500 words), access to 40+ use cases, 30+ languages, and 20+ tones of voice.

Limitations: The monthly character limit is low for regular content creation. You get only one user, and you miss premium features like custom use cases, increased variety, and priority support.

Best for: Solo entrepreneurs, students, or hobbyists who need to generate short-form content like social posts, emails, or product descriptions occasionally.

What's free: The free plan includes 1,000 words per month. You can test their predictive performance scoring on a few pieces of copy and access some basic templates.

Limitations: 1,000 words is essentially a demo. You cannot access their best-in-class Brand Voice, multi-channel campaigns, or data-driven insights without upgrading.

Best for: Marketers who want to briefly test the 'performance prediction' concept on a couple of ad headlines or social posts before committing.

What's free: The free tier provides basic email and message drafting assistance. You can generate short professional responses from prompts within their platform.

Limitations: It's very niche, focused only on communications. Free users face strict message caps, lack advanced personalization, and cannot integrate deeply with email clients.

Best for: Professionals overwhelmed by daily email who need quick starters for common replies.

What's free: You can generate a handful of professional emails for free to test the core functionality.

Limitations: Like GhostAI, it's single-purpose. The free tier is a tight trial with no ongoing utility—it quickly pushes you toward a subscription for regular use.

Best for: Someone with a one-off need to craft a perfect cold email or important business message and wants AI help.