smile.io

Smile.io is the largest loyalty program provider for e-commerce, offering a developer-friendly platform that helps brands convert one-time shoppers into repeat customers.

Founded in 2011 and rebranded in 2017, the company is based in Waterloo, Ontario, Canada, and serves over 100,000 brands worldwide, including both startups and established retailers like PetSmart. The platform allows businesses to create and manage three main types of loyalty programs: Points Programs, which reward customers for purchases and social actions; VIP Tiers, which provide escalating benefits based on customer value; and Referral Campaigns, which encourage customers to invite friends. Smile.io integrates with major e-commerce platforms such as Shopify, BigCommerce, and Wix, and features tools like the Smile Loyalty Hub for program management and Smile Analytics for measuring performance. The company offers transparent flat-rate pricing, making its enterprise-grade tools accessible to a wide range of retailers across various industries.