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You don't need to install Grammarly on your computer to check grammar. Browser-based grammar checkers work in any browser on any operating system — no download, no account, no software sitting in your system tray.
| Platform | Built-in | Browser Tool | Grammarly App | Best Option |
|---|---|---|---|---|
| Mac (Safari) | ~Spell check only | ✓ No download | Free (requires account) | Browser tool for privacy + features |
| Mac (Chrome) | ~Spell check only | ✓ No download | Extension available | Browser tool or extension |
| Windows 10/11 | ~Spell check only | ✓ No download | Free (requires account) | Browser tool for quick checks |
| Chromebook | ~Spell check only | ✓ No download | Extension only | Browser tool — best for Chromebooks |
| Linux | ~Spell check only | ✓ No download | Extension only | Browser tool — only easy option |
No software installation. No browser extension reading everything you type. No account. Just a website you visit when you need it.
| Feature | Browser Tool | Desktop App (Grammarly) | Browser Extension |
|---|---|---|---|
| Install required | ✓ None | ✗ Download + install | ✗ Extension install |
| Account required | ✓ None | ✗ Account + email | ✗ Account + email |
| Storage used | ✓ Zero | ~100-300MB | ~50MB |
| Always running | ✓ Only when you visit | ✗ Background process | ✗ Reads all browser text |
| Privacy | ✓ Local processing | ✗ Cloud processing | ✗ Reads everything you type |
| System resources | ✓ None (in browser tab) | ~CPU + RAM usage | ~Slight browser slowdown |
| Updates | ✓ Automatic | ~Manual or auto | ✓ Automatic |
| Speed | ✓ Instant | ~Few seconds | ~Real-time |
Grammar checker browser extensions (Grammarly, LanguageTool, etc.) read every text field on every website you visit. This includes:
A browser-based tool that you visit intentionally has no access to anything else. You paste what you want checked, and nothing else is visible.
Grammar check on any computer — no download, no extension, no account.
Open Grammar Checker