What is Grammarly?
Grammarly started as a grammar and spell checker and has grown into a full AI writing companion that works across browsers, docs and email. Beyond catching errors it rewrites for tone, length and clarity, generates text from prompts and offers more agentic drafting and research features in newer versions. The core checker remains free; advanced AI features sit behind a subscription.
What can you do with Grammarly?
- Catch grammar, spelling and punctuation mistakes across every app.
- Tighten sentences and adjust tone for formal, casual or concise writing.
- Draft and rewrite emails, posts and documents from quick prompts.
- Check clarity and consistency in long-form professional writing.
Pricing
Grammarly uses a freemium model: you can get started for free with a generous tier of credits or features, and paid plans unlock higher usage limits, advanced capabilities and priority processing.
Who is Grammarly best for?
Grammarly is best suited for writers, marketers, students and teams who produce text content regularly.
Pros and cons
✓ Pros
- Works nearly everywhere you write, with reliable real-time checking
- Core grammar and spelling features are genuinely free
- Useful clarity and tone rewrites for non-native and native writers alike
✗ Cons
- Many AI features and advanced suggestions require Premium
- Suggestions can be over-cautious or change an intended stylistic voice
- Overlaps with built-in AI in word processors and email clients
Verdict
Grammarly is still worth installing for its free real-time checking alone. Upgrade only if you regularly use the tone, clarity and generative features enough to justify the subscription.
Try Grammarly ↗Top alternatives to Grammarly
- Jasper Paid
Enterprise AI marketing copilot for blogs, ads and brand voice content trained on your business.
- Copy.ai Freemium
AI copywriter for marketing emails, social posts and sales workflows with GTM automation.
- Writesonic Freemium
AI writer for SEO-optimized blog posts, landing pages and ads with built-in factual article writer.
- QuillBot Freemium
Paraphrasing, summarizing and grammar tools trusted by millions of students and writers.
- Rytr Freemium
Affordable AI writing assistant with 40+ use-case templates and 30+ languages on a budget.
See all Grammarly alternatives →Grammarly vs Jasper compared →
Grammarly FAQ
Is Grammarly free?
Grammarly offers a free tier with limited credits or features, so you can start at no cost. Paid plans unlock higher usage limits and advanced features.
What is Grammarly used for?
AI writing assistant checking grammar, tone and clarity everywhere you write online. It is listed in our Writing category alongside similar AI tools.
What are the best alternatives to Grammarly?
Popular alternatives in the Writing category include Jasper, Copy.ai, Writesonic and QuillBot. Compare their free tiers and features in our Writing category — see the alternatives list on this page.
Grammarly vs Jasper — which should I pick?
Both are writing tools. Grammarly is listed as "Freemium" and focuses on: AI writing assistant checking grammar, tone and clarity everywhere you write online. Jasper is listed as "Paid" and focuses on: Enterprise AI marketing copilot for blogs, ads and brand voice content trained on your business. Try the free tier that matches your workflow first.
Is Grammarly worth trying in 2026?
Yes — Grammarly is one of the most widely used tools in the Writing category, and its freemium model makes it low-risk to evaluate against your own tasks before committing.