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Grammarly

Grammarly

Verified
AI-Enhanced
Easiest to use

Free AI Writing Assistance

SOC 2 Type II
GDPR
HIPAA
ISO 27001
Public status page
+7
Last updated: Oct 20, 2026
Freemium
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grammarly.com

Quick Answer

AI

Grammarly is a writing assistant for individuals and teams that enhances communication across multiple platforms. It supports multiple languages and offers features like summarization, translation, and chat. It is best for individuals seeking mistake-free writing and businesses aiming for consistent, on-brand communication. Freemium pricing.

About GrammarlyAI

Grammarly is an AI writing assistant for individuals and teams that helps improve communication by checking grammar, spelling, and tone. It offers generative AI features, plagiarism detection, and style guides to ensure writing is clear and on-brand. Free to use with paid plans for advanced features.

What Makes It UniqueAI

Grammarly is the only AI writing partner specifically designed to address communication challenges by improving both the substance and style of writing, offering features like full-paragraph rewrites and tone adjustments. It also provides AI agents for tasks like anticipating reader reactions and grade predictions.

AI-extracted from public sources. May contain errors. Methodology · Report an error

Decision Intelligence

Best For

AI
Individuals seeking mistake-free writing
Teams and businesses aiming for consistent, on-brand communication
Students and institutions needing writing assistance and plagiarism checks
Marketing teams creating clear and convincing content
Customer support teams improving communication efficiency
Pricing Overview

Type

Freemium

Billing Cycle

Monthly

Free Trial

Yes

Credit Card

Not Required

Free Plan

Yes

Dimension Scores

· 6.8 avg

How good it is, across universal quality axes

Ease of Use8/10
Customization6/10
Support6/10
Integration6/10
Compliance & Data Protection7/10
Performance8/10
AI-analyzed from product data·High confidenceHow we score

Task Scores

· 6.0 avg

What it can do, per category it works in · showing 7 of 10 tasks scoring 5+

Grammar Correction10/10
Paraphrasing9/10
Readability Improvement9/10
Language Translation7/10
Sentiment Detection7/10
Text Summarization6/10
Text Comparison5/10

Scores are AI-estimated from publicly available data — not an independent test or a verified user rating. How we rank →

Capabilities
Writing
Summarization
Translation
Chat
File Upload
Data Analysis
Agent
Prompt Optimization
Categories
General Writing
Text Processing
LimitationsAI
  • -Enterprise features like SSO and data loss prevention are only available on the highest tier
  • -Advanced AI prompts are limited on the Free and Pro plans
  • -Requires explicit permission to record typed or copied input for some features
  • -Grammarly cannot access sensitive fields like passwords and payment information on a best-efforts basis
Fit Score

Complexity

Beginner

Company Size

Solo
Small
Medium
Enterprise

Target Team Size

Individual
Small Team
Large Team

Target Skill Level

Beginner
Intermediate
Technical Specifications
SDK Available (unknown)
MCP Compatible (unknown)
Team Features
Webhook Support (unknown)
Has Demo
Function Calling (unknown)
Sandbox Mode (unknown)
Audit Logs
No Signup
Works Offline (unknown)
Requires Host App
Framework
MCP Server
Inference API
Browser Extensions
Authentication
Single Sign-On
SAML
SCIM
Okta
Microsoft Entra ID
OneLogin
Google Workspace
Ping Identity
Auth0
JumpCloud
OAuth
Google
Developer Access
API
Enterprise
Deployment:
Hybrid
Response time (est.):
Fast
Compliance, Privacy & Trust
GDPR: Stated by vendor
DPA
SOC 2: Stated by vendor
Type II
HIPAA: Stated by vendor
ISO 27001: Stated by vendor
ISO 27701: Stated by vendor
ISO 42001: Stated by vendor
Privacy & data handling
Trains on user data: Yes
Opt-out available
Data retention: Until Deleted
Data deletion: Instant
Copyright policy: User Owns Output

Region restricted in:

Russia
Human review:
Recommended

The Model(s) Behind It

Model details — extracted from public vendor sources by our pipeline (Smart Generator + A3 cross-referencing) or admin-entered. Shown as claimed by the vendor; not independently audited by Intelloro.

Model Weight Availability
Closed API (no weights)
Training Data Provenance
Not disclosed
Relevant to EU AI Act Art. 53 / Annex XI (GPAI)
Integrations & Connections
12 connections
GM
GmailPlugin

Writing assistance in Gmail

MO
Microsoft OutlookPlugin

Writing assistance in Microsoft Outlook

GD
Google DocsPlugin

Writing assistance in Google Docs

MW
Microsoft WordPlugin

Writing assistance in Microsoft Word

SL
SlackPlugin

Writing assistance in Slack

MT
Microsoft TeamsPlugin

Writing assistance in Microsoft Teams

MP
Microsoft PowerPointPlugin

Writing assistance in Microsoft PowerPoint

AM
Apple MailPlugin

Writing assistance in Apple Mail

Auto-updated

Trust Score

90/100

Excellent

Based on 13 data signals

Confidence: High

Reflects publicly available data, not an independent audit

Compliance & Verified38/38
VerifiedYes
GDPRYes
SOC 2 reportYes
SOC 2 Type IIYes
ISO 27001/27701/42001Yes
HIPAAYes
Human ReviewYes
Operational25/25
Status PageYes
Data ResidencyUS
Reliability0/10

No published data

Market Proof10/10
Notable CustomersDatabricks, Indeed, Zoom
Company17/17
Company ListedYes
User Base10M-50M
FundingDebt Financing
Health—

Not yet checked

AI-Assisted Data

Some details are AI-generated estimates — verify with the vendor.

AI-generated estimate: Best For, Description, Limitations, Quick Answer, What Makes Unique

How we source data

AI Governance & Regulatory Disclosures

Legally-sensitive fields — extracted from public vendor sources by our pipeline (Smart Generator + A3 cross-referencing) or admin-entered. Shown as claimed by the vendor; not independently audited by Intelloro.

EU AI Act Risk Tier
Unclassified
Subprocessor List (GDPR Art. 28)
https://superhuman.com/legal/subprocessors

Switching & Migration

Migration Difficulty
Easy to Switch
Support:
Help Center
Enterprise
Quick Stats
CategoryWriting
PlatformsWeb, Mobile, Desktop +1
Integrations12+
User Base10M-50M
VerifiedOct 2026
Company & Links
CompanyGrammarly
Founded2009
Based inUnited States
FundingDebt Financing · $545M
Documentation
All Features
Grammar and spell checking
Tone adjustments and detection
Full-paragraph rewrites
Plagiarism and AI content detection
Citation generation
Custom style guides and brand tones
Team analytics dashboard
AI chat and writing tools
Pricing Plans
Free tier available
Free
Free/month
  • Write without mistakes
  • See your writing tone
  • Generate text with 100 AI prompts
  • Most Popular
    Pro
    $12/year
    Free trial · no card needed
  • Everything in Free
  • Rewrite full sentences with a click
  • Adjust your writing tone with ease
  • Write fluently in English
  • Unlimited personalized suggestions
  • Detect plagiarism and AI generated text
  • Enterprise
    Custom
  • Everything in Pro
  • Proactive AI that works everywhere
  • Dedicated support
  • BYOK encryption
  • Custom roles and permissions
  • Data loss prevention
  • Pricing verified from the vendor pricing page.

    User Reviews

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    Who It's For
    3 roles
    Writers and AuthorsTechnical WritersEditors
    Platform, Content & Languages
    4 content types
    6 languages
    TextDocumentEmailEnglishSpanish+8 more

    Output Languages

    English
    Czech
    Danish
    Dutch
    Finnish
    French
    German
    Hindi
    Hungarian
    Indonesian
    Italian
    Korean
    Norwegian
    Polish
    Portuguese
    Romanian
    Slovak
    Spanish
    Swedish
    Filipino
    Turkish
    Ukrainian
    Vietnamese
    Chinese

    Content Types

    Text
    Document
    Email
    Social Media

    Publishes to

    LinkedIn
    Facebook

    Accepts

    Text
    Document

    Produces

    Text
    Languages: English, Spanish, French, German, Portuguese, Italian

    Frequently Asked Questions