A developer-focused email API for reliable transactional email delivery.
Product memo
Provides a developer-focused email API for sending transactional emails, ensuring messages reach inboxes, not spam folders. It emphasizes fast delivery, real-time analytics, and built-in deliverability features like DKIM, SPF, and DMARC. The product targets developers with a clean API and transparent, usage-based pricing, starting with a generous free tier.
For who
Developers sending transactional emails
Solves what
Reliable email delivery and analytics, avoiding spam folders.
- Simple REST API
- Real-time analytics
- Deliverability built-in
In their own words
Email API for developers
The best way to reach humans instead of spam folders. Simple API, reliable delivery, real-time analytics.
Commercial cues
Model
subscription
Free tier
Yes
Trial
Available
Pricing Strategy
- • Annual billing offers a discount, securing longer-term customer commitment.
- • Free tier lowers testing friction.
Operator context
Operating setup
Founded
May 2026
HQ
Bulgaria
Platform
API
Audience
Developers
Payments
Stripe
Detected via TrustMRR
Social footprint
Builder Strategy
- Strategy Type
- Niche Specialist
- Stage
- Vc Growth
- Effort
- Solo Buildable
About SMTPfast Expand
SMTPfast provides a specialized email API designed for developers to ensure their transactional emails reliably reach recipients' inboxes. It focuses on core deliverability features such as DKIM, SPF, and DMARC, alongside real-time analytics, to help users avoid spam folders.
The product's clear, usage-based pricing and generous free tier make it accessible for small projects and growing applications.