Post Affiliate Pro vs GRIN
Side-by-side from the Top 11 ranking of The 11 Best Affiliate Marketing Software Platforms. Last verified June 14, 2026.
The short answer
Post Affiliate Pro ranks higher on Top 11 (#9 vs #11) for E-commerce brands and SaaS companies launching affiliate programs. A feature-packed, customizable platform available as SaaS or self-hosted license.
At a glance
| Post Affiliate Pro | GRIN | |
|---|---|---|
| Top 11 rank | #9 / The 11 Best Affiliate Marketing Software Platforms | #11 / The 11 Best Affiliate Marketing Software Platforms |
| Score (out of 9.4) | 7.6 | 7.1 |
| Best for | Customizable self-hosted software | Creator & influencer relationship management |
| Pricing | $$ ($129/mo or $1,199 license) | $$$$ ($2,500 to $10,000+/mo) |
| HQ | Bratislava, Slovakia | Sacramento, USA |
| Founded | 2004 | 2014 |
Post Affiliate Pro
A feature-packed, customizable platform available as SaaS or self-hosted license.
www.postaffiliatepro.comSee full entry in The 11 Best Affiliate Marketing Software Platforms
GRIN
A creator management platform that treats affiliates as long-term brand partners.
grin.coSee full entry in The 11 Best Affiliate Marketing Software Platforms
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.