# Claude vs Grammarly

> Claude: Anthropic's AI assistant for writing, analysis, coding and working with files
> Grammarly: AI writing assistant that corrects, rewrites and tone-checks your text across every app

- Claude profile: https://finderatlas.com/tools/claude
- Grammarly profile: https://finderatlas.com/tools/grammarly
- Comparison page: https://finderatlas.com/compare/claude-vs-grammarly
- Last reviewed: November 2026

## Verdict

Claude and Grammarly are both AI Assistants tools. Claude scores higher in FinderAtlas's editorial review (9.1 vs 8.2 out of 10). Both have a free plan or trial. Only Claude is available on Linux. Only Grammarly is available on Firefox Extension.

### Choose Claude if

- You want a tool built for coding and code review.
- Free plan includes web search, file creation, code execution and memory.
- Artifacts show generated code and pages beside the chat.

### Choose Grammarly if

- You want a tool built for polishing emails and documents in real time across many apps, keeping tone and style consistent across a team.
- Works across desktop, browser, Office, Google Docs and mobile keyboards, so suggestions follow you between apps.
- Free plan covers core grammar, spelling and tone visibility with 100 AI prompts per month.

## Pricing

| | Claude | Grammarly |
| --- | --- | --- |
| Pricing model | Freemium | Freemium |
| Free plan or trial | Yes | Yes |
| Starting price | $0 | $0 |

## Features

| Feature | Claude | Grammarly |
| --- | --- | --- |
| Artifacts | Yes | Not listed |
| Projects | Yes | Not listed |
| Claude Code | Yes | Not listed |
| File creation and code execution | Yes | Not listed |
| Web search and Research | Yes | Not listed |
| Memory | Yes | Not listed |
| Connectors | Yes | Not listed |
| Vision and document reading | Yes | Not listed |
| Claude in Chrome | Yes | Not listed |
| Citation Tools | Not listed | Yes |
| Style Guides and Brand Tones | Not listed | Yes |
| Cross-App Availability | Not listed | Yes |
| Enterprise Security Controls | Not listed | Yes |
| Grammar and Mistake Correction | Not listed | Yes |
| Tone Detection and Adjustment | Not listed | Yes |
| Full-Sentence and Paragraph Rewrites | Not listed | Yes |
| AI Detector and Humanizer | Not listed | Yes |
| Plagiarism Checker | Not listed | Yes |

## Platforms

| Platform | Claude | Grammarly |
| --- | --- | --- |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Browser Extension | No | No |
| Linux | Yes | No |
| Chrome Extension | Yes | Yes |
| Firefox Extension | No | Yes |

## Claude strengths

- Free plan includes web search, file creation, code execution and memory
- Artifacts show generated code and pages beside the chat
- Claude Code is included with Pro, Max, Ultra and Team
- Connectors use MCP to reach Slack, Google Workspace and other tools
- Available on web, desktop, iOS and as a Chrome extension, plus an API and major cloud platforms

## Claude limitations

- Usage limits on every plan, with weekly caps (and five-hour caps below Ultra) and no published message counts
- Does not generate images
- The higher individual tiers are costly: Max is $100 per month and Ultra is $200 per month
- Linux desktop app is still in beta

## Grammarly strengths

- Works across desktop, browser, Office, Google Docs and mobile keyboards, so suggestions follow you between apps.
- Free plan covers core grammar, spelling and tone visibility with 100 AI prompts per month.
- Pro adds tone adjustment, full-sentence rewrites, plagiarism and AI-text detection in a single subscription.
- Team features include style guides, brand tones, analytics and user groups; Enterprise adds SSO, SCIM and audit logs.
- Public REST APIs exist for analytics, licence management, writing score and detection.

## Grammarly limitations

- Monthly billing for Pro is $30, versus $12 per month on annual billing, so month-to-month use costs 2.5 times as much.
- Third-party tests of the AI Detector report notable false-positive rates (figures range from 14.2% to 34% across sources), so it is unreliable as proof.
- An App Store reviewer criticizes the iOS keyboard setup for pushing users to grant broad access.
- Experienced writers on forums report turning off many suggestions; advanced features are gated behind Pro.

## FAQ

**Is Claude better than Grammarly?**

It depends on your workflow. Claude is built for coding and code review. Grammarly is built for polishing emails and documents in real time across many apps, keeping tone and style consistent across a team.

**What are the key feature differences between Claude and Grammarly?**

Claude: Anthropic's AI assistant for writing, analysis, coding and working with files. Grammarly: AI writing assistant that corrects, rewrites and tone-checks your text across every app. Claude is rated 4.5/5 from 2 user reviews.

**Does Claude or Grammarly have a free plan?**

Yes, both do. Claude is freemium and Grammarly is freemium, and each has a free plan or trial.

**Which is cheaper, Claude or Grammarly?**

Both can be used for free. Paid plans differ in limits and features, so compare the tiers in the pricing table above.