Scribens checks English grammar and spelling, including punctuation, agreement, conjugation, and word confusion.
Grammarly Browser Extension
Grammarly's browser extension checks grammar and clarity as users write across websites.

About Grammarly Browser Extension
Grammarly for browser adds writing assistance inside the sites where you write. It works across many web apps so you can check and edit without switching tabs. Support covers everyday tasks from email to social media, with help for drafting, proofreading and clearer phrasing.
Pricing is not clearly stated.
Key features
- Checks grammar, punctuation and clarity as you write on supported sites.
- Creates drafts, replies and rewrites with generative AI.
- Detects tone so you can adjust how writing comes across.
- Suggests vocabulary improvements for precise wording.
- Works in 1 million+ apps and programs including Gmail, Google Docs and LinkedIn.
Grammarly Browser Extension at a glance
- Website
- grammarly.com/browser
- Category
- Online Tools › Text Tools
- Type
- App
- Pricing
- Not confirmed. Check the site
- Platforms
- Browser extension, Web
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Grammarly Browser Extension alternatives
Tools and sites you could use instead, ranked by how closely they match.
Harper checks grammar and spelling locally on a device, with an open-source project page for writers and developers.
Fonts Ninja identifies fonts on web pages through a browser extension, with a hover interaction described on its site.
SearchDecode decodes Base64 strings pasted into a browser search bar, according to its extension description.
TableConvert converts tables among formats such as Excel, CSV, JSON, Markdown, and LaTeX, and can generate data.
Convert Case changes text between uppercase, lowercase, sentence case, and other letter-case formats.
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