Email Fast
7.3#7 in newsletter platformsFrom $9.90 a monthFree planWebAPI
VisitEmail Fast vs Substack
What both publish
| Fact | Email Fast | Substack |
|---|---|---|
| Integrations | The service offers compatible endpoints for SendGrid, Mailgun, and Postmark, plus an EmailJS-compatible browser SDK. | Official integrations include RSS, podcast distribution to Apple and Spotify, Google Analytics 4, Google Tag Manager, X and Facebook pixels, Google site verification, YouTube and LinkedIn account connections. |
Email Fast plans
- Starter$9.90 a month
- Creator$39 a month
- Growth$79 a month
- Scale$249 a month
- EnterprisePriced on request
- Free—
Substack plans
- Free publishingFree
- Free to startFree
- Custom domain$50, paid once
- Paid subscriptions—
Pick Email Fast if…
Email Fast may suit developers, creators, and security teams needing transactional email alongside newsletter and campaign tools. Its API and listed SDKs target teams integrating email into their systems.
Pick Substack if…
Substack suits writers, journalists, podcasters, video creators, experts, educators, and media companies building a direct subscriber audience. It is useful for creators who want multiple media formats, audience discovery, segmentation, email automation, and paid subscription options.