writing

Grammarly affiliate program

Free writing app that makes your messages, documents, and social media posts clear, mistake-free, and impactful.

Verified

Grammarly is an AI writing tool. Grammarly lists $0.20 per free signup + $20 per upgrade as one-time commission, through Impact with a 90-day referral cookie. aifilliate checked these terms against the cited vendor source on 2026-08-22.

Commission

$0.20 per free signup + $20 per upgrade

Structure

One-time

Cookie window

90 days

Network

Impact

Payout threshold

Not stated

Checked

2026-08-22

EvidenceChecked against the vendor source

Recorded 2026-08-22. Affiliate terms change, so review the source before publishing a claim.

Open source ↗

Product notes

About Grammarly

Grammarly offers a writing app that checks messages, documents, and social media posts for clarity and correctness, with paid plans beyond the free product. Its affiliate program runs through Impact.

Best for: Publishers in the education category; the vendor cites high conversion rates and pays an activation bonus for placing a banner and writing a post.

Payout mechanics

Tracking is cross-device, and perks for top performers include cash bonuses, increased payouts, and exclusive discounts.

Promotion rules from the vendor

Grammarly describes its keyword bidding policy as publisher-friendly; full details live in the affiliate FAQ and terms pages.

Verbatim from the recorded source

“Our unique commission structure gives you the chance to earn twice: $0.20 per free (no payment info required!) account sign-up and $20 per upgrade.”
support.grammarly.com

“$0.20 per free (no payment info required!) account sign-up and $20 per upgrade.”
support.grammarly.com · commission type

“Extra generous 90-day cookie window”
www.grammarly.com · cookie days

“Become an affiliate (https://app.impact.com/advertiser-advertiser-info/Grammarly.brand)”
www.grammarly.com · network

Decision notes

What affiliates should verify before promoting Grammarly

Confirm the commission basis, eligible plans, cookie attribution rules, payout timing, refund reversals, paid-ad restrictions, trademark rules, and regional eligibility directly with Grammarly. A high percentage can still be a mediocre offer when the plan price, conversion rate, or retention is poor. Numbers remain stubbornly contextual.

What commission does the Grammarly affiliate program pay?

Grammarly lists $0.20 per free signup + $20 per upgrade as one-time commission. aifilliate checked these terms against the cited vendor source on 2026-08-22.

How long is the Grammarly affiliate cookie window?

Grammarly lists a 90-day referral cookie in the terms recorded by aifilliate.

How do I join the Grammarly affiliate program?

Open the official Grammarly affiliate program page and follow the vendor's application process. The recorded program is through Impact.