The Bat!

30-day trial

What the maker publishes

App coverage

desktop source

Calendar tools

Yes source

Email security

The Bat! supports OpenPGP and S/MIME for signing or encrypting email. source

Free plan

No source

Google integration

When configured for a Google account, The Bat! may use Google APIs to access email, folder structure, and contacts for synchronization. source

License limit

The Home license is limited to non-commercial use; Professional permits commercial and non-commercial use. source

Local encryption

The Professional edition offers on-the-fly encryption of the message base. source

Mail features

The product includes message sorting and filtering, quick templates, an address book, a calendar, an RSS reader, and MailTicker™. source

Mail protocols

The product supports POP3 and IMAP4 mail retrieval and SMTP authentication. source

Maker

Ritlabs describes itself as a secure communication software company founded in 1998 and based in Chisinau, Moldova. source

Product

The Bat! is a desktop email client for Windows. source

Support

Ritlabs says only registered users can access its Customer Support Center and that it does not provide technical support by telephone. source

Supported Windows

The download page lists Windows 10 and Windows 11 client versions, in 32-bit and 64-bit editions. source

Transport security

Version 12.3.1 adds TLS 1.3 support. source

Trial

The unregistered software can be used for a 30-day evaluation period. source

Voyager

The Bat! Voyager is a portable email client that runs from removable storage without installation and requires a Professional license. source

Checked against the maker's pages on 12 Oct 2026.