Developed by MZLA Technologies (a subsidiary of Mozilla), Thunderbird is a powerful, privacy-respecting email client.
If you decide the premium features are for you, there is virtually no reason to pay full price. Mailbird is almost always running a promotion, and its pricing is incredibly affordable to begin with, starting from as little as . Free Mailbird License Key
But before you click on any of those sketchy download links or copy-pasted keys, let’s talk about the reality of those "free" licenses and the Developed by MZLA Technologies (a subsidiary of Mozilla),