Impact.com vs Post Affiliate Pro
Side-by-side from the Top 11 ranking of Impact.com vs PartnerStack vs ShareASale: 11 Best Affiliate Marketing Software Platforms 2026. Last verified June 14, 2026.
The short answer
Impact.com ranks higher on Top 11 (#1 vs #9) for E-commerce brands and SaaS companies launching affiliate programs. The most powerful and flexible platform for managing all types of partnerships at scale.
At a glance
| Impact.com | Post Affiliate Pro | |
|---|---|---|
| Top 11 rank | #1 / Impact.com vs PartnerStack vs ShareASale: 11 Best Affiliate Marketing Software Platforms 2026 | #9 / Impact.com vs PartnerStack vs ShareASale: 11 Best Affiliate Marketing Software Platforms 2026 |
| Score (out of 9.4) | 9.2 | 7.6 |
| Best for | Enterprise partnership management | Customizable self-hosted software |
| Pricing | $$$$ ($2,500 to $10,000+/mo) | $$ ($129/mo or $1,199 license) |
| HQ | Santa Barbara, USA | Bratislava, Slovakia |
| Founded | 2008 | 2004 |
Impact.com
The most powerful and flexible platform for managing all types of partnerships at scale.
impact.comPost Affiliate Pro
A feature-packed, customizable platform available as SaaS or self-hosted license.
www.postaffiliatepro.comMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.