MailSteward is described as 'The ultimate e-mail manager for macOS' and is an app. There are more than 10 alternatives to MailSteward for a variety of platforms, including Windows, Web-based, Mac, iPhone and SaaS apps. The best MailSteward alternative is MailStore. It's not free, so if you're looking for a free alternative, you could try MailStore or Piler. Other great apps like MailSteward are EveryCloud, Dropsuite, Mail Archiver X and MailShelf Pro.
MailStore Home - A 100% free single-private-user desktop solution
MailStore Home enables you to backup all your email messages from multiple applications and accounts into one secure and persistent archive. Lightning-fast search, one-click backup, powerful export - all informati.
MailStore is the most popular Windows & iPhone alternative to MailSteward.
MailStore is the most popular free alternative to MailSteward.
Piler is an open source email archiving solution with all the necessary features for your enterprise
Piler is the most popular Linux alternative to MailSteward.
Piler is the most popular Open Source alternative to MailSteward.
Vaultastic is a secure, cost-effective enterprise data archiving and backup solution that ensures compliance, enhances data accessibility, and protects against breaches.
Vaultastic is the most popular SaaS alternative to MailSteward.
Vaultastic is the most popular commercial alternative to MailSteward.
EveryCloud’s cloud based spam filtering service blocks 99.99% of spam, viruses and even newsletters if required. Set spam reports to give users control and view 90 days logs of all inbound and outbound email.
EveryCloud is the most popular Web-based alternative to MailSteward.
Backup service delivering unlimited storage, robust incremental backup, disaster recovery, military-grade encryption, error protection, data integrity, rapid restore, MSP-ready billing, compliance standards, user-friendly deployment, uptime reliability, and flexible pricing for emails in major cloud platforms.
Use Mail Archiver to make your emails safe and save hours of your time with automatic email management
Mail Archiver X is the most popular Mac alternative to MailSteward.
MailShelf Pro is a professional email archiving solution that covers all important aspects of a secure and compliant long-term archiving of your emails and which also offers you many additional features.
Your one stop mail backup and archiving tool for Mac. Automatically backup mails from Apple Mail, Outlook for Mac, Office 365 for Mac, Thunderbird, Postbox, Gmail, Yahoo and other mail services supporting IMAP and POP service directly on your Mac.
KLS Mail Backup is an easy to use backup program that allows you to back up and restore your PROFILE-FILES from Windows Mail, Windows Live Mail, Outlook Express, Mozilla Thunderbird, Internet Explorer, and Mozilla Firefox PROFILE-FILES and more. No Backup of the E-Mails!
SysTools Office 365 Backup utility is meant for saving your Office 365 mailbox to PST. The utility helps you to export your emails, contacts, calendars from Office 365 account to Outlook mailbox to Outlook data file. The advance features of the utility, are listed below:
Germany
EU
India
United Kingdom
United States
Much more advanced and well thought out app :)