Grammarly vs QuillBot: Which AI Writing Tool Is Better in 2026?

Grammarly logo

Grammarly

From $12
VS
QuillBot logo

QuillBot

From $8.33

Quick verdict

Overall pick: Tie

Pick Grammarly if you need brand voice and style memory plus team workspaces for everyday editing, and you are willing to pay per seat starting at $12. Pick QuillBot if paraphrasing and summarising are the priority, multilingual output matters, and a flat starting price of $8.33 suits you better. Neither tool offers copy templates, SEO optimisation or a public API, so buyers needing those capabilities will not find them in either option.

  • QuillBot's entry plan ($8.33) is 31% cheaper than Grammarly's ($12).
  • Grammarly charges per user while QuillBot uses a flat price, so QuillBot gets relatively cheaper as your team grows.
  • Both offer a free plan, so you can test them side by side at no cost.
  • Only Grammarly offers: brand voice / style memory.
  • Only QuillBot offers: multilingual output.
Try Grammarly →Try QuillBot →

Cost calculator

ToolMonthlyYearly
Grammarly · per user$60.00$720
QuillBot · flat$8.33$100

Based on entry-level paid plans. Prices change, so check the vendor before you buy.

Which one should you choose?

If you need…PickWhy
Budget-conscious buyer comparing entry pricesQuillBotQuillBot starts at $8.33 on flat billing versus Grammarly's $12 per seat.
Team rolling out a shared writing standardGrammarlyGrammarly offers brand voice / style memory and team workspaces; QuillBot has team workspaces but no brand voice feature.
Student paraphrasing and summarising sourcesQuillBotQuillBot is positioned for students and paraphrasing, and includes multilingual output.
Everyday grammar, tone and clarity editingGrammarlyGrammarly is positioned for everyday writing and editing, with brand voice and a browser extension.
Buyer needing multilingual outputQuillBotQuillBot lists multilingual output; Grammarly does not.

Feature comparison: Grammarly vs QuillBot

Feature
Grammarly logo
Grammarly
QuillBot logo
QuillBot
Free plan✅✅
Starting price$12 /user/mo$8.33 /mo
Copy templates——
Brand voice / style memory✅—
Plagiarism checker✅✅
Browser extension✅✅
SEO optimisation——
Team workspaces✅✅
Multilingual output—✅
Public API——

Highlighted rows are where the tools differ.

Pros and cons

Grammarly logo

Grammarly

  • Brand voice / style memory for consistent tone
  • Plagiarism checker and browser extension included
  • Team workspaces supported
  • Established since 2009 with a free plan
  • Priced per seat starting at $12
  • No multilingual output
  • No copy templates, SEO optimisation or public API
Try Grammarly →
QuillBot logo

QuillBot

  • Lower starting price at $8.33 on flat billing
  • Multilingual output supported
  • Plagiarism checker and browser extension included
  • Team workspaces supported
  • No brand voice / style memory
  • No copy templates, SEO optimisation or public API
  • Founded in 2017, newer than Grammarly
Try QuillBot →

At a glance

Grammarly logo

Grammarly

Writing assistant for grammar, tone and clarity.

Founded 2009 · From $12 · 4/8 tracked features

Best for: everyday writing, editing

See Grammarly alternatives →
QuillBot logo

QuillBot

Paraphrasing and summarising toolkit.

Founded 2017 · From $8.33 · 4/8 tracked features

Best for: students, paraphrasing

See QuillBot alternatives →

FAQ

Is Grammarly cheaper than QuillBot?

No. Grammarly starts at $12 per seat, while QuillBot starts at $8.33 on flat billing.

Do both tools have a free plan?

Yes, both Grammarly and QuillBot offer a free plan.

Which tool offers brand voice or style memory?

Grammarly offers brand voice / style memory; QuillBot does not.

Which tool supports multilingual output?

QuillBot lists multilingual output; Grammarly does not.

Do either of these tools offer SEO optimisation or a public API?

No. Neither Grammarly nor QuillBot lists SEO optimisation or a public API.

Related comparisons

Data last reviewed: pending verification. All AI Writing tools →