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Documentation · head to head

Grammarly vs Writer

Grammarly logo

Grammarly

Documentation

Great writing, simplified

From
Free
Rated
-
Full reviewWebsite
Writer logo

Writer

AI

Full-stack generative AI platform for enterprise content and agents

From
On request
Rated
-
Full reviewWebsite

The short version

  • Only Grammarly has a free tier, so it costs nothing to try first.
  • Each has a real cost: Grammarly occasional false positives and grammatically incorrect suggestions that can introduce errors; Writer pricing is not publicly disclosed and requires a sales conversation, unlike consumer AI writing tools.
  • They diverge on capability: Grammarly covers Grammar checking, Writer covers Palmyra LLMs.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Grammarly and Writer actually diverge.

Attributes where Grammarly and Writer differ
AttributeGrammarlyWriter
Starting priceFreeOn request
Pricing modelUnknownquote
Free tierYesNo
PlatformsWeb, macOS, Windows, iOS, Androidweb, api
CategoryDocumentationAI
Founded20092020

Identical on both: user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Grammarly

  • Grammar checking
  • Spelling correction
  • Punctuation
  • Clarity suggestions
  • Engagement feedback
  • Delivery insights
  • Plagiarism checker
  • Citation generator

Only in Writer

  • Palmyra LLMs
  • Knowledge Graph
  • No-code agent builder
  • Brand compliance
  • AI writing assistant
  • Enterprise security controls

What people use each for

The jobs each tool is most often brought in to do.

Grammarly

  • Email writingnot Writer
  • Document editingnot Writer
  • Academic writingnot Writer
  • Business communicationnot Writer
  • Content creationnot Writer

Writer

  • Enterprise marketing content generationnot Grammarly
  • AI-powered knowledge assistants grounded in company datanot Grammarly
  • Building custom generative AI agents without codenot Grammarly
  • Brand and compliance-consistent copywriting at scalenot Grammarly

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Grammarly

  • Occasional false positives and grammatically incorrect suggestions that can introduce errors
  • Privacy concerns about sending text to Grammarly's servers for analysis
  • AI capabilities sometimes produce hallucinations and fabricated citations that appear grammatically correct

Writer

  • Pricing is not publicly disclosed and requires a sales conversation, unlike consumer AI writing tools.
  • Its proprietary Palmyra models are less widely benchmarked and documented than general-purpose models like GPT or Claude.
  • Primarily positioned for large enterprises, making it less accessible or cost-effective for individuals and small teams.

Pricing, plan by plan

Grammarly

Free
  • FreeFree
    • Basic grammar and spelling checks
    • Tone visibility
    • 100 AI prompts per month
  • Pro$12/month
    • Sentence rewrites
    • Tone adjustment
    • Plagiarism and AI detection

Writer

On request
  • Starter$undefined/month
    • For teams starting with agentic AI
    • Up to 5 users
    • 14-day free trial, no card required
  • Enterprise$undefined/month
    • Contact sales
    • Unlimited users, teams and free collaborators
    • Lite seats for invited users

Which should you pick?

Choose Grammarly if

  • You need grammar checking.
  • You want to start without paying.
  • You work on Web, macOS, Windows, iOS, Android.
  • You also want spelling correction.
Grammarly review

Choose Writer if

  • You need palmyra llms.
  • You work on web, api.
  • You also want knowledge graph.
Writer review

Questions people ask

Is Grammarly or Writer better?
Neither clearly leads. Grammarly starts at Free and Writer at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Grammarly or Writer?
Grammarly has a free tier; the other does not. Paid plans start at Free for Grammarly and On request for Writer.
Does Grammarly or Writer run on more platforms?
Grammarly runs on Web, macOS, Windows, iOS, Android. Writer runs on web, api.
Can I use Grammarly for free?
Yes. Grammarly has a free tier, so you can try it without paying. Writer starts at On request.
What is Grammarly best used for?
Grammarly is most often used for email writing, document editing, academic writing, business communication. Of those, email writing and document editing are not what Writer is typically brought in for.
What can Grammarly do that Writer cannot?
Grammarly covers Grammar checking, Spelling correction, Punctuation, Clarity suggestions. Writer covers Palmyra LLMs, Knowledge Graph, No-code agent builder, Brand compliance.

Answered from the vendors’ own pages

Grammarly: Does Grammarly have a free version?

Yes, Grammarly offers a free tier with basic spelling, grammar, and punctuation checks, tone visibility, and 100 AI prompts per month. The Pro plan ($12/month annual) adds sentence rewriting, plagiarism detection, and 2,000 AI prompts.

Source
Writer: What does Writer cost?

Writer does not publish prices. There are two tiers: Starter, for teams up to five users, with a 14-day free trial and no card required, and Enterprise, which is contact-sales and adds unlimited users and teams.

Source
Grammarly: What platforms does Grammarly work with?

Grammarly works across 1 million+ apps including Google Docs, Microsoft Word, Outlook, Slack, Gmail, and web browsers. It also integrates with productivity tools like Asana, Jira, Monday.com, Confluence, and HubSpot.

Source
Writer: What is the difference between Pro and Lite seats?

Pro is the standard paid seat, with full access to create, customise and automate workflows. Lite seats exist only on Enterprise, letting invited users view and run existing playbooks with limited monthly Agent use before needing a Pro seat.

Source
Grammarly: Can I use Grammarly offline?

Grammarly requires an internet connection to function, though the browser extension works with some offline text areas. For offline use, the desktop app and browser extensions sync when reconnected.

Source
Writer: What does Writer do with customer data?

Writer states a zero data retention approach and says customers retain full ownership of their data. By default it does not train or improve its models on customer data, rather than requiring an opt-out.

Source
Grammarly: What is included in the Enterprise plan?

The Enterprise plan includes unlimited team members, dedicated support, custom roles and permissions, data loss prevention, bring-your-own-key encryption, and unlimited AI prompts. Pricing is custom and available by contacting sales.

Source
Writer: Which compliance standards does Writer meet?

Writer says it adheres to GDPR, HIPAA, SOC 2 Type II and PCI. HIPAA and SOC 2 Type II certifications and reports are available on request, and only for Enterprise plans.

Source
Writer: Are there discounts for nonprofits or education?

Yes. Writer offers 20% off the Starter and Enterprise plans to nonprofits and educational institutions, claimed by emailing from a nonprofit or .edu address.

Source
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