Castos vs Postgrey
A side-by-side look at Castos and Postgrey. For an in-depth review of either product, follow the links below.
Castos
Online Services
Castos is an easy-to-use podcast hosting platform that allows you to quickly create, distribute, and monetize your podcast. With unlimited storage and bandwidth, powerful publishing tools, and detailed analytics, Castos makes it simple to get your show online and grow your audience.
podcasthostingdistributionmonetizationanalytics
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
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