DidTheyReadIt.com is described as 'Free email tracking trial! Instantly track emails. Find out when, where & how long recipients read your sent emails. Receive email message read receipts' and is an website. There are six alternatives to DidTheyReadIt.com, not only websites but also apps for a variety of platforms, including Windows, Linux, Google Chrome and Microsoft Outlook apps. The best DidTheyReadIt.com alternative is GetNotify, which is free. Other great sites and apps similar to DidTheyReadIt.com are ReadNotify, Bananatag, iTrackmail and Intelliverse Email Tracker.