Purchase Opportunistic TLS Router for IIS SMTP Service

We truly care about our users and our product.

Payment Providers

You can order our software via our payment provider: Paddle.com.

  • Pay by credit or debit card
  • Pay by PayPal
  • Pay by wire transfer, invoice and PO (*)

VAT/Sales Tax/GST

The VAT is not included in the price. VAT charge is applied to a purchase depends on the location of the buyer; if the buyer is from a country where VAT applies, a VAT charge will be applied to the transaction.

Tax Exemption Certificate

If you have a Sales Tax exemption certificate, Paddle can issue a tax refund only after the order has been paid. To do so, the customer will have to send the tax exemption documentation to our buyer support team via assist@paddle.com. Our buyer support team will then review the documentation and issue the tax refund accordingly if the documentation is valid.

Purchase Opportunistic TLS Router for IIS SMTP Service

Before you purchase Opportunistic TLS Router for IIS SMTP Service, you are recommended to learn more about License Agreement.

Standard License

$299.95 USD

  • For each successful standard license registration, a non-exclusive license was granted for a SINGLE company to use this software on ONE server.
  • The licensee can use the software for up to unlimited domains on a server.
  • Lifetime license
  • Free email support and upgrade (12 months)
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Enterprise License

$799.95 USD

  • For each successful enterprise license registration, a non-exclusive license was granted for a SINGLE company to use this software on multiple servers.
  • The licensee can use the software for up to unlimited domains on each server.
  • Lifetime license
  • Free email support and upgrade (12 months)
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Sales Support

If you don't receive license code after 24Hours, please contact our sales support.

For questions regarding order status, delivery, billing, warranty, service agreement, registration, or replacement software for products ordered directly from AIFEI & Adminsystem, please email to sales@emailarchitect.net.

Software Upgrade

AIFEI & AdminSystem Software license is lifetime, but each software license is provided with a software upgrade/support period. Upon expiration you can no longer upgrade the software with your license key. If you want to subscribe one-year software update/support, please contact sales@emailarchitect.net.