What are some alternatives?
When comparing win-bash and PowerShell, you can also consider the following products
GNU Bourne Again SHell - Bash is the shell, or command language interpreter, that will appear in the GNU operating system.
PuTTY - Popular free terminal application. Mostly used as an SSH client.
DASH - DASH is a secure, blockchain-based global financial network which offers private transactions.
ConEmu - ConEmu-Maximus5 is a full-featured local terminal for Windows devs, admins and users. Get better console window with tabs, splits, Quake style, copy+paste, DosBox and PuTTY integration, and much more.
fish - The friendly interactive shell.
Cygwin - Cygwin is a set of tools that provide Linux and POSIX functionality to Windows.