TTWin 4 is a fully featured, secure terminal emulation solution designed for Windows operating systems. With assisted migration, support for more than 80 emulations, round-the-clock support, flexible licensing, automated processing, and more, TTWin 4 is one of the world’s most popular terminal emulation solutions for Windows devices. It supports systems such as IBM, OpenVMS, Unix, HP NonStop, Unisys, Wyse, and many more, giving organizations a wide range of host connectivity options from a single terminal emulator. TTWin delivers secure terminal emulation with support for SSH, including FIPS 140-2, Telnet with SSL3/TLS 1.0–1.3/SSH Tunnel, and SFTP. It is a solution that includes scripting, file transfer, smart macros, full keyboard remapping, extensive language and character set support, DBCS support, and much more. Built for modern Windows environments, TTWin is available in native 64-bit and 32-bit versions for Windows 10 and Windows 11.