THE SIMPLE VERSION
What is Grammarly?
Grammarly works across web, desktop, browser and mobile routes. Free checks core errors, shows tone and includes one hundred monthly AI prompts; Pro adds full-sentence rewrites, tone adjustment, brand voice and two thousand prompts.
✓ A good fit if you want to…
- Write everyday English
- Need help across many apps
- Want a very easy first tool
– Choose another tool if you…
- Mainly write other languages
- Need deep book editing
- Cannot share sensitive text
YOUR FIRST 10 MINUTES
Start in three steps
- 1Start with your own draftGive the tool a short, non-sensitive piece of real writing.
- 2Review one suggestion at a timeCompare every rewrite with your intended meaning and voice.
- 3Read the final text yourselfCheck names, facts, citations and tone before sending or publishing.
Improve this message for clarity and warmth without changing any names, dates, promises or facts. Show the important changes and why you suggest them.
POPULAR USES
What can it help with?
PLANS
Free or paid?
Core corrections, tone and 100 AI prompts monthly.
Best for a first real test.Full rewrites, tone, brand voice and 2,000 prompts.
Best for regular individual use.Governance, confidential mode and data controls.
Best for heavier or team use.✓Free is enough if…Use Free for everyday grammar, tone and occasional AI help.
+Consider paid if…Pro makes sense when full rewrites and higher AI allowances save daily editing time.
*US annual-billing average checked 24 August 2026; monthly billing is higher and local tax may apply.
GOOD TO KNOW
Safety and privacy
A fluent rewrite can still change intent, commitment or tone; compare it with the original.
Disable Grammarly in sensitive fields and review the Product Improvement and Training control before use.
Accept only changes you understand and can defend as your own writing.
STILL CHOOSING?See the important differences side by side.
OFFICIAL EVIDENCE
Sources and freshness
We use official product and help pages for plan, access and privacy claims.
- Product and core workflow
- Free, trial and paid access
- Text handling, meaning and authorship safeguards