Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · AI Writing Tools

Grammarly vs QuillBot

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Grammarly #1 in AI Writing Tools 9.4/10 Free plan Free plan✓ 2 of 4 features Visit Grammarly
QuillBot #2 in AI Writing Tools 9.2/10 Free plan Free plan✓ 2 of 4 features Visit QuillBot

Grammarly leads on 0 checks, QuillBot on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGrammarly · 9.4/10
  • Lowest starting priceQuillBot · $8.33/mo
  • Free planboth

Grammarly scores higher on our rubric for ai writing tools: 9.4 against 9.2 out of 10; our editors rank them #1 and #2.

QuillBot is cheaper to start at $8.33/user/mo against $12/user/mo.

Grammarly is the better fit for broad everyday writing assistance. QuillBot is the better fit for writers needing editing and rewriting assistance.

  • Grammarly fits best

    Broad everyday writing assistance

  • QuillBot fits best

    Writers needing editing and rewriting assistance

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Grammarly 9.4/10 Visit ↗ QuillBot 9.2/10 Visit ↗
At a glance
Editor score 9.4 9.2
Ranking #1 in AI Writing Tools #2 in AI Writing Tools
Best for Broad everyday writing assistance Writers needing editing and rewriting assistance
Pricing model Free plan + paid Free plan + paid
Starting price $12/user/mo $8.33/mo (best)
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile, Browser extension Cloud, Desktop, Mobile, Browser extension
Platforms Web, Windows, macOS, iOS, Android, Chrome extension Web, Windows, macOS, iOS, Android, Chrome extension
Support Docs Docs
Integrations 8 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Grammarly 2/4 · QuillBot 2/4
Brand voice controls ✓ (best) Not published by the vendor (checked 27 Oct 2026)
Long-form writing ✓ (best) Not published by the vendor (checked 27 Oct 2026)
SEO features Not published by the vendor (checked 27 Oct 2026) ✓ (best)
Team collaboration Not checked yet ✓ (best)
Specs
Content templates Not checked yet Not checked yet
Language support Multilingual Multilingual
Native integrations Not checked yet Not checked yet
Our review
Pros
  • Covers grammar, clarity, fluency, tone, style, and rewriting
  • Works across web, desktop, mobile, and browser environments
  • Integrates with Word, Google Docs, Gmail, Salesforce, and more
  • Free plan includes paraphrasing, grammar correction, summaries, and AI detection
  • Works across web, desktop, mobile, browsers, Word, and Google Docs
  • Combines rewriting, translation, citations, chat, detection, and image generation
Cons
  • Free plan limits AI prompts to 100 per month
  • Full-sentence rewrites and detection tools require Pro
  • Enterprise features are focused on organizational administration
  • Free paraphrasing is limited to 125 words and 2 modes
  • Brand voice, SEO, and original long-form generation are less complete
  • The broad toolset may be more than writers seeking one focused editor need
Our verdict

Grammarly is an AI writing assistant for individuals, professionals, teams, and educational users. It covers spelling, grammar, punctuation, clarity, fluency, style, tone, drafting, rewriting, multilingual grammar suggestions, plagiarism…

Read the review →

QuillBot is a freemium suite of AI writing and creation tools for students, professionals, content creators, and other writers. Its core capabilities cover paraphrasing and rewriting, grammar and spelling checks, summarization,…

Read the review →
  1. GrammarlyAI Writing Tools 9.4Free plan
  2. QuillBotAI Writing Tools 9.2Free plan

Strengths and trade-offs

  • Grammarly — where it wins

    • Covers grammar, clarity, fluency, tone, style, and rewriting
    • Works across web, desktop, mobile, and browser environments
    • Integrates with Word, Google Docs, Gmail, Salesforce, and more

    Where it doesn't

    • Free plan limits AI prompts to 100 per month
    • Full-sentence rewrites and detection tools require Pro
    • Enterprise features are focused on organizational administration

  • QuillBot — where it wins

    • Free plan includes paraphrasing, grammar correction, summaries, and AI detection
    • Works across web, desktop, mobile, browsers, Word, and Google Docs
    • Combines rewriting, translation, citations, chat, detection, and image generation

    Where it doesn't

    • Free paraphrasing is limited to 125 words and 2 modes
    • Brand voice, SEO, and original long-form generation are less complete
    • The broad toolset may be more than writers seeking one focused editor need

More comparisons

All AI writing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update