Moving off Hey Mantle? Get your Shopify analytics back in 5 minutes — now 30% off for 3 months with code 30OFFSHOPIFYANALYTICS Claim the offer
Start21 Ebook Delivery logo

Start21 Ebook Delivery

Free plan

Attach EPUB or PDF files to any product. Buyers get their ebook the moment they pay, from a library link that never expires. Built for authors.

0 (0 reviews)
| Selling products | Launched Nov 2026
Sell ebooks direct, delivered the moment they payBuyer library page with EPUB and PDF downloadsOrder fulfilled automatically with an ebook download linkAttach ebook files to a product in the appSell ebooks direct, delivered the moment they payBuyer library page with EPUB and PDF downloads

Category Rankings

Track Start21 Ebook Delivery and your competitors

Track app ranking, keywords, views, installs, and much more with SaaS Insights.

Get started free

Moving off Hey Mantle?

Get your Shopify app analytics back in 5 minutes. See how SaaS Insights replaces Hey Mantle — with churn, MRR, trials, and App Store tracking all in one place.

See the migration guide