💡 Pick it for deeper tracking, reporting, and commission controls than OSI provides.
Post Affiliate Pro is a leading affiliate tracking software that enables businesses to create and manage their affiliate programs.
Starting at $97/month
Best OSI Affiliate Software Alternatives ranked by AI · updated Aug 2026
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OSI Affiliate Software is a hosted affiliate and referral management platform for ecommerce businesses, SaaS companies, and service providers. It provides affiliate signup pages, tracking, commission management, fraud controls, and integrations with popular shopping carts and payment systems.
Top 6 OSI Affiliate Software alternatives
💡 Pick it over OSI for a cleaner interface and faster setup with modern ecommerce integrations.
Tapfiliate is a cloud-based affiliate tracking software that enables businesses to create, track, and optimize their own affiliate programs.
Starting from $69 per month
💡 Pick it if you run a Stripe SaaS and want recurring affiliate commissions with minimal setup.
Rewardful is a simple way for SaaS companies to setup affiliate and referral programs with Stripe.
$29 - $249 per month
💡 Pick it over OSI when ecommerce creator partnerships and product feeds are central to your program.
Refersion is a powerful affiliate marketing platform that helps businesses manage, track, and grow their affiliate network.
Starting at $89/month
💡 Pick it if your business runs on WordPress and you prefer an integrated plugin over hosted software.
AffiliateWP is an affiliate marketing plugin for WordPress that provides easy integration and management of an affiliate program.
$149 - $499 per year
6
GoAffPro
GoAffPro
💡 Pick it for a low-cost or free Shopify affiliate program with quick setup.
GoAffPro is an affiliate and ambassador management platform aimed at ecommerce merchants, especially Shopify stores. It provides affiliate portals, discount-code tracking, commission...
Pros
- Offers a usable free tier for small Shopify affiliate programs
- Lower-cost entry point than OSI and most hosted competitors
- Includes affiliate portals, coupon tracking, and automated payout workflows
Cons
- Shopify-centric features limit flexibility for other platforms
- Less advanced tracking and reporting than OSI or Post Affiliate Pro
- Free and lower tiers impose feature or scale limits
Free plan; paid plans from $24/mo
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