// DETAILED COMPARISON

Copy.ai vs QuillBot

Copy.ai and QuillBot are two of the most-compared Writing tools. Copy.ai starts at $36/mo and QuillBot at $8/mo — and they differ in features, ratings, and the use cases they suit best. This side-by-side breakdown covers pricing, key features, the pros and cons of each, and a clear verdict to help you pick the right one.

Cp
Copy.ai
Copy.ai
QB
QuillBot
Learneo
Rating
4.3 ★
Winner4.4 ★
Price/mo
$36
Winner$8
Free plan
Yes
Yes — 125-word limits
API
WinnerYes
No
Integrations
Summaries up to 6,000 words
Languages
25+
23 paraphrasing, 40+ translation
Mobile app
No
Web + browser extensions
Plugins
No
Chrome, Word & macOS app

Pros & cons

Cp
Copy.ai

Pros

  • Generous free plan to start
  • 90+ copywriting templates
  • Workflow automation for GTM teams
  • Simple, beginner-friendly interface
  • Supports 25+ languages

Cons

  • Long-form output is weaker than rivals
  • Advanced features need higher tiers
  • Quality varies by use case
QB
QuillBot

Pros

  • Generous free plan to get started
  • Unlimited paraphrasing with 9 modes on Premium
  • Built-in AI detector plus humanizer
  • Plagiarism checker (25,000 words/month)
  • Chrome, Word and macOS integrations
  • Affordable at $8.33/month billed annually

Cons

  • Free paraphraser capped at 125 words
  • AI detector accuracy varies — do not rely on it alone
  • Best features locked behind Premium
  • No public API

The verdict

Copy.ai and QuillBot are close competitors, but a few differences stand out. QuillBot is the more affordable option at $8/mo — about 78% less than Copy.ai at $36/mo. QuillBot earns the higher user rating (4.4 vs 4.3). Copy.ai offers an API that QuillBot lacks — important if you need integrations or automation. Bottom line: choose Copy.ai if you need API access and integrations; choose QuillBot if you want to spend less.

Which one should you choose?

When to choose Copy.ai

AI copywriting and go-to-market platform.

Pick Copy.ai if you need API access and integrations.

When to choose QuillBot

Paraphraser, grammar checker, humanizer and AI detector in one suite

Pick QuillBot if you want to spend less and want the highest-rated option.

Frequently asked questions

What's the difference between Copy.ai and QuillBot?+

Copy.ai: Content and go-to-market copy. QuillBot: QuillBot is a writing suite built around its paraphraser (9 modes on Premium), with a grammar checker, a summarizer that handles up to 6,000 words, a 40+ language translator, a plagiarism checker (25,… The biggest differences come down to price, ratings, and features.

Which is cheaper, Copy.ai or QuillBot?+

QuillBot is cheaper at $8/mo — about 78% less than Copy.ai at $36/mo.

Which has the higher rating?+

QuillBot scores 4.4 versus 4.3 for the other tool.

Does Copy.ai or QuillBot have a free plan?+

Both Copy.ai and QuillBot offer a free plan, so you can try either before paying.

Which is better for Writing?+

For Writing, QuillBot is the stronger overall pick. Choose Copy.ai instead if you need API access and integrations.

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Copy.ai vs QuillBot — Detailed Comparison · AIGenRank