Top contenders include:
Draft2Digital: Aggregator distributing to major retailers like Apple Books, B&N, Kobo, Google Play, and more. Offers 70% royalties on most platforms.
Kobo Writing Life is an exclusive platform for Kobo ereaders with 70% royalties and access to Kobo Plus subscription service.
Apple Books: Reach Apple device users directly with 70% royalties after a 30% Apple tax. Strong integration with the Apple ecosystem.
Barnes & Noble Press: Access B&N Nook ereaders with 70% royalties after a 35% B&N tax. Focuses on print-to-digital conversions.
Smashwords: Aggregator distributing to over 300 retailers. Offers various royalty options, including 85% after distribution fees. Extensive marketing tools and author community.
Gumroad: Sell directly to readers without retailer fees. Keep 85–90% of the revenue. Ideal for niche ebooks and building direct relationships with fans.
Payhip is an all-in-one platform for selling ebooks, subscriptions, and other digital products. Offers custom storefronts, email marketing, and discount codes.
Book Funnel: Focuses on building email lists and selling ebooks directly through your website. Integrates with various email marketing platforms and payment gateways.