known limitations to email tracking systems

I know my mails are opened then why mailcastr don't show it as opened?
Sometimes your recipients will be using email clients which don't open images by default. In this case, mailcastr server can't identify the event.
Wed, 24 Jul, 2019 at 12:33 PM
Can I know the emails I sent before installing Mailcastr are read or not
 No. Mailcastr tracks the emails that are sent only by clicking Mailcastr sent button seen in your compose window.
Sun, 28 Jul, 2019 at 5:22 PM
Do mailcastr track individual recipients?
No. as we are not an email client, we can't track individually. But whoever it opens, mailcastr will count the event.
Tue, 18 Jul, 2017 at 5:14 AM
why my receiver's location and device name is shown as unavailable?
when the recipient opens the mail in Gmail, some times Google will indicate the location of the server instead of the original location. we thought we sho...
Fri, 30 Aug, 2019 at 3:33 PM