AffStamp is an online directory and review platform for affiliate programs, affiliate networks, and advertising networks. It helps publishers, affiliates, and advertisers compare opportunities using searchable listings organized by categories such as eCommerce, dating, finance, health, gaming, crypto, travel, and software. Visitors can explore details including available offers, commissions, payment frequency, payment methods, and network ratings, then follow links to join participating programs.

The site features thousands of networks and programs, with listings spanning CPA marketing, performance advertising, offerwalls, and other monetization models. Examples include platforms focused on finance, lead generation, gaming, mobile installs, and dating. AffStamp also publishes articles on affiliate marketing topics and provides reviews from users, featured network selections, and top-rated rankings to support evaluation and discovery.

For businesses and network operators, AffStamp offers options to submit a network or program and advertise on the platform. Its directory, editorial content, and community reviews are designed to help users find relevant partners and understand the services and offers available across the affiliate marketing industry.