Best Grammar Checkers · pricing · Updated June 2026

QuillBot pricing (2026)

QuillBot starts at $0/mo (Free), across 3 plans. Best for students. Every figure links to QuillBot's own page and the date we captured it.

At a glance

  • Entry price: $0/mo (Free)
  • Free tier: Yes
  • Compliance: HIPAA No · SOC 2 No · GDPR Yes
  • Best for: students; academic writers; content creators; ESL writers needing paraphrasing

QuillBot plans & pricing

All published QuillBot plans. Sourced per row; quote-only tiers show no price.
PlanMonthlyAnnualBillingNotesSource
Free $0 flat Up to 125-word paraphrasing, basic grammar fixes, limited humanization (6 uses/day), basic summaries, limited AI detector access. quillbot.com
Premium $8.33 −58% flat VERIFIED 2026-06-16: annual billing $8.33/mo ($99.95/yr), confirmed by official QuillBot FAQ (quillbot.com/blog/.../how-much-is-quillbot-premium). Month-to-month $19.95/mo; semi-annual $13.31/mo ($39.95/quarter). Prior dataset value of $4.17/mo was incorrect/outdated and has been corrected. Includes unlimited paraphrasing across 9 modes, advanced grammar suggestions, unlimited humanization, custom summaries, unlimited AI detector, plagiarism prevention (25,000 words/mo), unlimited AI chat, 300 AI-generated images/mo. ~58% annual discount vs monthly. 14-day money-back guarantee. quillbot.com
Teams Quote-only per_seat Contact sales / custom pricing. All Premium features plus team usage metrics, user management dashboard, centralized billing, data controls, priority support. quillbot.com

Last verified 2026-06-15. Official pricing page quillbot.com/plans and quillbot.com/premium returned HTTP 404 on 2026-06-15; quillbot.com/pricing also 404. Homepage rendered but contained no prices. Annual Premium price of $4.17/mo sourced from fixthephoto.com/best-grammar-checker.html (2026-06-15). EUR annual price €8.33/mo (quillbot.com/premium served to EU) confirmed separately — converted rate not used as USD source. Monthly USD rate not confirmed.

Capabilities

Integrations: Chrome, Microsoft Edge, Safari, Microsoft Word, iOS, Android, macOS, Windows.

Key features: GDPR-compliant; certified under EU-US, Swiss-US, and UK Extension Data Privacy Frameworks; CCPA and PCI DSS compliant; CASA Tier 2 verified; 9 paraphrase modes including Formal, Simple, Creative, and Academic; Integrated plagiarism checker; All-in-one suite: paraphraser, grammar checker, summarizer, AI detector, translator, PDF tools.

Plan limits: Free: paraphrasing up to 125 words, 2 paraphrase modes, AI Humanizer up to 125 words/6 uses per day, summarizer, AI Chat 20 chats, 10 MB storage; Premium: unlimited paraphrasing across 9 modes, unlimited humanization, larger summarizer, plagiarism check, 100 MB storage.

Frequently asked questions

How much does QuillBot cost?

QuillBot starts at $0/mo (Free); it has 3 published plans. Verified 2026-06-15.

Is QuillBot cheaper billed annually?

Yes. QuillBot publishes a 58% discount for paying annually (on the Premium plan). Verified 2026-06-15.

What are cheaper alternatives to QuillBot?

Cheaper grammar checkers than QuillBot (entry $0/mo) include Wordtune at $4.89/mo, Ginger Software at $8.25/mo. Verified 2026-06-15.

Does QuillBot support HIPAA?

QuillBot HIPAA support: No. SOC 2: No. GDPR: Yes.

Does QuillBot have a free plan?

QuillBot free tier: Yes.

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