SpyPig Alternatives
SpyPig is described as 'was a simple email tracking system that sends you a notification by email when the recipient opens your message' and is an website. There are three alternatives to SpyPig, not only websites but also apps for. The best alternative is DidTheyReadIt.com. It's not free, so if you're looking for a free alternative, you could try GetNotify.
Free email tracking trial! Instantly track emails. Find out when, where & how long recipients read your sent emails. Receive email message read receipts.
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DiscontinuedThe website is not available, last updated 2015
With ClickNotifi you get notified when the customer visits website from your email so you can call them while they remember you!
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GetNtoify.com is a Free Email Tracking & Email Marketing service which tracks your sent emails and get email open and email read confirmation. Receive email message return receipt and read receipt.
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