SMTP & Email API Test Utility
A free, native tool for testing SMTP relay servers and email API providers. Built for email administrators, developers, and IT professionals who need to quickly verify email delivery configurations.
Windows, macOS & CLI available now
Clean, intuitive interface designed for professionals. Test SMTP servers, preview HTML emails, and diagnose delivery issues.
Main Interface - SMTP Configuration
Send test emails through any SMTP server or choose from 12 integrated API providers. Inspect TLS certificates, diagnose delivery issues, and securely store credentials.
Save SMTP and API credentials securely with AES-256-GCM encryption. Master password protection keeps your credentials safe between sessions.
View full certificate chains including protocol version, cipher suite, issuer details, validity dates, and SHA-256 fingerprints.
24-code error database with actionable troubleshooting hints. Port connectivity testing detects ISP blocking, firewall issues, and DNS failures.
Compose in plain text or HTML with auto-detection. Live preview with rendered and raw source views. 6 preloaded templates included.
One-click sending via SendGrid, Mailgun, Amazon SES, Postmark, Brevo, and 7 more providers with built-in authentication handling.
No analytics, no tracking, no data collection. Your credentials stay local. App Sandbox enabled for maximum security.
One-click API-based sending with all major email service providers. Authentication handled automatically.
It solidified Jason Statham as a legitimate A-list action hero and proved that the "Transporter" formula—slick suits, fast cars, and creative combat—was a winning one.
Should we dive deeper into for the film, or Transporter 2
Furthermore, Transporter 2 revels in its rejection of psychological depth. The villain’s plot—a biological weapon designed to kill a drug czar by infecting his daughter—is merely a clothesline on which to hang action sequences. Frank’s motivation is not revenge or justice, but professionalism. He has a bond with the young boy he transports, but this bond is expressed through action, not emotion. In a genre often bogged down by origin stories and trauma, the film’s refusal to examine Frank’s past is refreshingly modern. He is a blank slate of competence, a Swiss Army knife in a tailored suit. The audience does not need to know why he is so skilled; we only need to watch him apply those skills to a moving car, a speeding boat, or a startled paramedic. It solidified Jason Statham as a legitimate A-list
Of course, peace doesn’t last. A deadly pathogen known as "Napoleon" is unleashed, and a kidnapping attempt on young Jack reveals a bioterrorism plot aimed at killing a DEA agent during a medical conference. The villains, led by the icy Gianna (Alessandra Nivola) and the unhinged Lola (Kate Nauta), need Jack as a carrier for the virus. Frank’s motivation is not revenge or justice, but
The film’s pacing is relentless. Once the kidnapping occurs, the movie barely allows the audience to breathe. From high-speed chases through Miami traffic to explosive showdowns in industrial warehouses, the plot moves with the velocity of a speeding Audi.
Live HTML Email Preview
6 Pre-loaded Email Templates
No subscriptions, no limitations, no strings attached.
Windows 10/11 (x64)
Version 1.0.7.0
macOS 14.0+ (Universal)
Version 1.08
Python (Cross-platform)
Open Source
It solidified Jason Statham as a legitimate A-list action hero and proved that the "Transporter" formula—slick suits, fast cars, and creative combat—was a winning one.
Should we dive deeper into for the film, or
Furthermore, Transporter 2 revels in its rejection of psychological depth. The villain’s plot—a biological weapon designed to kill a drug czar by infecting his daughter—is merely a clothesline on which to hang action sequences. Frank’s motivation is not revenge or justice, but professionalism. He has a bond with the young boy he transports, but this bond is expressed through action, not emotion. In a genre often bogged down by origin stories and trauma, the film’s refusal to examine Frank’s past is refreshingly modern. He is a blank slate of competence, a Swiss Army knife in a tailored suit. The audience does not need to know why he is so skilled; we only need to watch him apply those skills to a moving car, a speeding boat, or a startled paramedic.
Of course, peace doesn’t last. A deadly pathogen known as "Napoleon" is unleashed, and a kidnapping attempt on young Jack reveals a bioterrorism plot aimed at killing a DEA agent during a medical conference. The villains, led by the icy Gianna (Alessandra Nivola) and the unhinged Lola (Kate Nauta), need Jack as a carrier for the virus.
The film’s pacing is relentless. Once the kidnapping occurs, the movie barely allows the audience to breathe. From high-speed chases through Miami traffic to explosive showdowns in industrial warehouses, the plot moves with the velocity of a speeding Audi.
Verify SMTP servers, test API providers, inspect TLS certificates, and diagnose delivery issues. No cost, no limits.