About
SparkPost is a developer-centric email delivery service. That means pretty much everything described in this guide can be done through the SparkPost API.
Features
Pricing
- Subscription Cut: 10%
About
Substack helps anyone set up a blog and email newsletter and publish directly to their audience and get paid through subscriptions. No tech knowledge is required. It’s free to get started on Substack. If you turn on paid subscriptions, Substack will keep a 10% cut of revenues.
Compare to other tools 
See how SparkPost stacks up to these other services.
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