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. oldhans 24 09 08 sarah cute and lylyta yung xxx updated
View full certificate chains including protocol version, cipher suite, issuer details, validity dates, and SHA-256 fingerprints. Date: September 24, 2024 In September 2024, a
24-code error database with actionable troubleshooting hints. Port connectivity testing detects ISP blocking, firewall issues, and DNS failures. Date: September 24
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.
Date: September 24, 2024
In September 2024, a specific trend emerged in popular media focusing on "Old Man" aesthetics and cross-generational narratives. This movement, often tagged under variations of or #oldje , emphasizes:
: Often used in captions on platforms like X (formerly Twitter) or Telegram to direct traffic to third-party hosting sites. Security Warning
For many, entertainment remained deeply rooted in local community events. On September 24, 2024, the focus for North West England sports fans was on the local "Oldhans" (a common colloquialism for Oldham residents) and their local club.
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
Date: September 24, 2024
In September 2024, a specific trend emerged in popular media focusing on "Old Man" aesthetics and cross-generational narratives. This movement, often tagged under variations of or #oldje , emphasizes:
: Often used in captions on platforms like X (formerly Twitter) or Telegram to direct traffic to third-party hosting sites. Security Warning
For many, entertainment remained deeply rooted in local community events. On September 24, 2024, the focus for North West England sports fans was on the local "Oldhans" (a common colloquialism for Oldham residents) and their local club.
Verify SMTP servers, test API providers, inspect TLS certificates, and diagnose delivery issues. No cost, no limits.