Postgrey vs Unroll.me
A side-by-side look at Postgrey and Unroll.me. For an in-depth review of either product, follow the links below.
Postgrey
Network & Admin
Postgrey is an SMTP proxy program that temporarily delays mail delivery to help mitigate spam. It uses greylisting to reject initial email delivery attempts, forcing email servers to retry sending messages and confirming they are not spammers.
greylistingsmtpemail-deliveryantispam
Unroll.me
Online Services
Unroll.me is a free service that helps you clean up your inbox by unsubscribing from unwanted email subscriptions. It scans your inbox and groups subscriptions into an easy to use rollup, allowing you to review and unsubscribe in just a few clicks.
emailunsubscribecleanupinbox
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