QuillBot vs Copy.ai
Plans, free access, limits and intended use side by side, taken from each vendor’s own pages. No score and no winner: the facts show where the two differ.
Change tools
AI paraphraser with grammar, summarizer, plagiarism and AI-detection tools
AI chat, brand-trained agents and workflows for sales and marketing content.
- Free access
- QuillBot: Free access
- Copy.ai: No free tier
- Paid from
- QuillBot: USD 7.50 a seat a month; $89.95 a seat billed every 12 months
- Copy.ai: USD 24 per month
- Plans listed
- QuillBot: 3
- Copy.ai: 5
- Public API
- QuillBot: Not confirmed
- Copy.ai: Yes
Where QuillBot and Copy.ai differ
- AccessQuillBot offers free access, while Copy.ai has no free tier.
- PlansQuillBot lists 3 plans and Copy.ai lists 5.
Head to head
Each value from the tool’s profile and the vendor’s own pages
| QuillBot | Fact | Copy.ai |
|---|---|---|
| Access and price | ||
| Free access availableFree · USD 0 | Free accessDiffers | No free tier |
| USD 7.50 a seat a month; $89.95 a seat billed every 12 monthsTeam (2-10 seats) | Lowest listed paid plan | USD 24 per monthChat · billed annually as USD 288 per year · USD 29 billed monthly |
| Free; Premium $8.33/month billed annually; Team from $7.50/seat | Pricing model | From USD 24 a month; Enterprise by quote |
| 3 | Plans listedDiffers | 5 |
| Not confirmed | Public API | Yes |
| Not confirmed | Card to start | Not confirmed |
| Not confirmed | Open source | No |
| What it is for | ||
| Students and writers who rewrite their own short passages and want to review each change | Built for | Brand-consistent sales and marketing content for teams |
| Writing & content | CategorySame | Writing & content |
| Platforms |
|
| Works with |
|
| How current | ||
| Profile sources checked | ||
| Prices confirmed · Oct 7, 2026 | Pricing checkSame | Prices confirmed · Oct 17, 2026 |
Official source check for both tools. No hands-on testing and no score: “Differs” marks a documented difference, not a better tool.
Plans and prices
QuillBot
Prices confirmed · Oct 7, 2026- FreeUSD 0
- PremiumUSD 8.33 a month billed annually
- Team (2-10 seats)USD 7.50 a seat a month; $89.95 a seat billed every 12 months
Copy.ai
Prices confirmed · Oct 17, 2026- ChatUSD 24 per monthbilled annually as USD 288 per year · USD 29 billed monthly
- GrowthUSD 1,000 per monthbilled annually as USD 12,000 per year
- ExpansionUSD 2,000 per monthbilled annually as USD 24,000 per year
- ScaleUSD 3,000 per monthbilled annually as USD 36,000 per year
- EnterpriseContact provider
Strengths and limits
QuillBot
Strengths
- A usable free paraphraser: Free paraphrases up to 125 words at a time in two modes, enough to rework a sentence or short paragraph without paying.
- Changes are visible and adjustable: The synonym slider, word-level synonyms and change colors let you accept or reject edits instead of taking a whole rewritten passage.
- Team seats are cheaper per writer: The Team page lists $7.50 a seat a month for 2-10 seats billed every 12 months, below the individual $8.33 annual rate.
Limits to plan around
- Only the annual price is on the pricing page: The pricing page read showed $8.33 a month billed annually; the help center confirms monthly and quarterly plans but not their prices, and says price depends on region and currency.
- Limits differ across tools and platforms: Plagiarism checks have a monthly word cap and summaries a per-run cap even on Premium, and the pricing page says limits may vary across platforms.
- Detector results can be wrong: QuillBot's own help center says its AI detector can flag human-written text.
Copy.ai
Strengths
- Several model families: The Chat plan card lists OpenAI, Anthropic and Gemini models, and a conversation can switch models midway.
- Five seats in the entry plan: The Chat plan card lists 5 seats with unlimited words and unlimited chat projects.
- Tone profile plus #tag document library: Brand Voice and Infobase let a team reuse tone and company facts instead of repeating them in every prompt.
Limits to plan around
- No free plan: The pricing page lists only paid plans, and the help center says the free plan was sunset.
- Steep step after five seats: The plan after Chat is Growth, billed yearly with no monthly option, so a sixth writer changes the budget by an order of magnitude.
- Credits do not roll over: Workflow credits reset each month and apply to the whole workspace.
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Questions about comparing tools
How does the comparison work?
Add two tools to the comparison tray from any tool card, then open this page. The table pulls each tool's verified plan details, platforms, strengths and limits from its profile, so both columns carry the same kind of evidence, with a separate source-check date for each tool.
Do you declare a winner?
No. The table sets two tools against each other on documented facts, not on a score. Which one wins depends on your task, your budget and your usage volume — three things we cannot see from here.
Why are some cells empty or marked unverified?
Because we could not confirm that detail on the vendor's own pages. Rather than filling the gap with a figure from elsewhere, we mark it and say why on the tool's profile.
Can I compare more than two tools?
Not at once. Two columns keep the differences readable and force a real decision. Remove either selected tool to replace it, or clear both to start a new pair.
Every figure in the table above comes from the linked profile, where the source and the verification date are listed. Browse all tools or read the editorial policy.