Most apps for mac email backup provide their service for any one particular mail client. The speciality of the Mail Backup X lies in the fact that unlike most apps, it can provide its service to all major mail clients like Gmail, Hotmail, Thundermail, Apple Mail, Outlook and the like. Not only that, you can also search your files faster now, thanks to this app’s service of ultra-fast search module while is applicable to even files with attachments. It has got plenty of other features too which make dealing with mails easier.