Grammarly Affiliate Program Review

The Grammarly affiliate program pays a 20-30% commission on referrals to this writing-enhancement tool, runs on Impact, and tracks clicks with an extra-generous 90-day cookie. If you write about writing tools, productivity, or student and professional software, here is what the rate covers and who it fits.

Commission: what Grammarly pays

Grammarly runs a percentage commission in the 20-30% range on the subscriptions customers buy after you refer them.

The program's structure lets you earn in two ways, pairing referral commission with performance-based rewards rather than a single flat bounty. Top performers unlock cash bonuses and increased payouts, so your effective rate climbs as your volume grows.

For an SEO blogger sending students and professionals to a mainstream writing tool, that percentage plus performance incentives rewards consistent conversions rather than one-off spikes.

How to join and promote

Grammarly runs its program on Impact, and signup is fast.

Sign up through the Grammarly page on Impact, which takes under 60 seconds.
Get approved and grab your tracking links and banners.
Place a banner and publish a post to unlock the activation bonus.
Earn commission on the subscriptions your links drive.

Grammarly advertises a publisher-friendly keyword bidding policy, which gives search-focused affiliates more room than programs that ban brand bidding outright, though you should confirm the exact terms in Impact.

Cookie window and tracking

Grammarly uses an extra-generous 90-day cookie: if someone clicks your link and subscribes within 90 days, the sale is credited to you. That three-month window is longer than most rivals and gives slow-converting traffic ample time to close.

Tracking runs on Impact, so your dashboard reports clicks, conversions, and revenue tied to your link without any manual reporting on your side.

Payouts and how earnings add up

Because the commission is a percentage in the 20-30% band, your earnings scale with the plans your referrals buy rather than a fixed bounty. On a $30 annual-billed conversion, a 25% share returns you about $7.50, and volume plus the performance bonuses lift that further.

For a content creator whose audience converts steadily, the long 90-day cookie means clicks keep paying out for months, which suits organic traffic that takes time to convert on a considered purchase.

How the commission model works for you

Grammarly's payout combines a percentage share of 20-30% with performance-based incentives, not a single flat cost-per-action fee, so both the plan value and your consistency shape what you earn.

That rewards high-volume publishers who can trigger the top-performer bonuses. If you send only occasional traffic, you still earn the base percentage, but the extra cash bonuses reward affiliates who keep the pipeline full.

Strengths and trade-offs

Strengths: a 20-30% percentage rate, an extra-generous 90-day cookie, Impact tracking, an activation bonus, top-performer cash bonuses, and a publisher-friendly keyword bidding policy.

Trade-offs: the public page frames the exact payout terms loosely, so you should confirm the precise rate, threshold, and payment methods inside Impact before you plan your campaigns.

Tracking and transparency

Impact gives you a live view of clicks, conversions, and revenue, so you can see which purchases converted. Grammarly keeps an active presence on X, Facebook, Instagram, and LinkedIn, and the affiliate team is reachable at [email protected].

Affiliate disclosure: commission terms are set by Grammarly and can change; confirm the current rate, cookie window, and payout details in Impact before you promote.

Is the Grammarly affiliate program worth it?

If your audience is students, writers, or professionals shopping for a writing tool, the 20-30% commission with an extra-generous 90-day cookie and top-performer bonuses is a strong, publisher-friendly deal, especially for SEO and content affiliates who convert steadily over time. Occasional promoters still earn the base rate but see the biggest lift by reaching the performance bonuses.

Grammarly affiliate program FAQ

Is the Grammarly affiliate program legit? Yes. It runs on Impact, a major affiliate network, and the affiliate team is reachable at [email protected].

How much can you earn? You earn a 20-30% percentage commission, plus activation and top-performer cash bonuses on top of the base rate.

How long is the cookie? The cookie lasts an extra-generous 90 days, so a click converts to commission if the purchase happens within three months.

Which platform tracks referrals? Grammarly uses Impact, where you sign up in under 60 seconds and manage your links.

Is brand keyword bidding allowed? Grammarly advertises a publisher-friendly keyword bidding policy; confirm the exact terms in Impact.