SparkLoop is a newsletter growth platform that offers referral rewards, referral giveaways, and easy in-email referral tools to incentivize subscribers and boost subscriber growth. It also provides 2-click ESP integration, dedicated anti-fraud protection, and partnership tools to unlock next-level growth. SparkLoop has native integrations with 15+ email platforms and offers plans that scale with the audience. It is trusted by thousands of top brands and is the fastest way to get a newsletter referral program up and running.