Grammarly Affiliate Program
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Grammarly is an AI-powered writing assistance platform founded in 2009 in San Francisco, with over 30 million daily active users. Integrated across browsers, desktop apps, Microsoft Office, and Google Docs, Grammarly covers grammar, spelling, clarity, tone detection, plagiarism checking, and generative AI writing features. The affiliate program via Impact offers a dual commission structure: $0.20 for every verified free account registration (rewarding high-traffic sites even before Premium conversion) plus $20 flat for every Premium plan purchase. The 90-day cookie window provides three months of attribution — notably generous for SaaS.
Affiliate Programs Details
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$0.20 per free account registration; $20 per Premium plan purchase |
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CPA (dual-tier) |
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$50 |
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Payment Frequency |
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Payment Method |
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Referral Commission |
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Tracking Software |
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Cookie Length |
90 days |
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Affiliate Support |
Affiliate support via [email protected]; Impact network support |
Commission Structure Explained
Grammarly Affiliate Program pays $0.20 per free account registration; $20 per Premium plan purchase (CPA (dual-tier)). CPA (Cost Per Action) commissions provide predictable, per-conversion earnings. Unlike revenue share models that vary with customer spending, CPA rates are fixed — making it easier to calculate ROI and forecast income from your traffic.
Cookie Duration & Attribution
The 90 days cookie window is competitive — most affiliate programs offer 30 days or less. A longer attribution window gives your audience more time to complete the conversion after clicking your link, which is especially valuable for high-consideration purchases where users research across multiple sessions.
Payment Threshold & Schedule
The minimum payout threshold is $50. This is a reasonable threshold that most active affiliates will clear monthly.
Affiliate Support & Contact
Affiliate support via [email protected]; Impact network support
Who Should Promote the Grammarly Affiliate Program?
This program is best suited for publishers, bloggers, and content creators whose audience has genuine interest in Grammarly’s product category. Review sites, comparison guides, and niche blogs covering related topics tend to see the strongest conversion rates. The CPA (dual-tier) model works well for traffic-focused affiliates who can drive consistent volume to the program’s landing pages.
About Grammarly
Grammarly is an AI-powered writing assistance platform founded in 2009 in San Francisco, with over 30 million daily active users. Integrated across browsers, desktop apps, Microsoft Office, and Google Docs, Grammarly covers grammar, spelling, clarity, tone detection, plagiarism checking, and generative AI writing features. The affiliate program via Impact offers a dual commission structure: $0.20 for every verified free account registration (rewarding high-traffic sites even before Premium conversion) plus $20 flat for every Premium plan purchase. The 90-day cookie window provides three months
Best Content Types for Promoting Grammarly
CPA programs convert best through direct-response content: reviews, tutorials, and comparison pages where the reader is ready to act. Email sequences and retargeting campaigns also work well for driving the specific action the program pays for.
How to Join the Grammarly Affiliate Program
Apply directly through the official application page. Most programs in this category require an active website or promotional channel, a brief description of how you plan to promote the offer, and agreement to the program’s terms. Approval typically takes 1–5 business days. Once approved, you receive unique tracking links and access to available creatives.





















