When comparing SecureCRT vs ZOC Terminal, the Slant community recommends ZOC Terminal for most people. In the question“What are the best SSH clients for Windows?” ZOC Terminal is ranked 3rd while SecureCRT is ranked 10th. The most important reason people chose ZOC Terminal is:
ZOC has a modern design.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro VT220 emulation
Some of us still need actual VT220 emulation to log into OpenVMS machines. SecureCRT does a superior job at it.
Pro Buttons bar
SecureCRT while not free has the ability to make common commands in to button for faster command processing. Commands like: exit, clear, :wq!, ls -lha and the etc.
Pro Scriptable via Python API
Has a Python API to control most aspects of the terminal and sessions. Scripts can be bound to buttons, menu items, and keyboard shortcuts.
Pro Puts emphasis on security
SecureCRT has strong data encryption and secure authentication through the support of password and public keys.
Pro Modern look
ZOC has a modern design.
Pro An actual "Terminal Emulator"
It's an actual terminal emulator (in the sense that it emulates a terminal) and not just a local console window app.
Pro Scriptable
Zoc provides complete automation of the client using its macro scripting.

Pro Flexibility in platform support
Originally developed for OS/2 (as Zap-O-Comm), Zoc is currently available for Windows and Macintosh.
Pro Can view and send to all sessions at once
Offers a thumbnail view of all session in thumbnails and type commands to all sessions at the same time.

Pro Supports serial and dial-up connections
In addition to telnet, ssh, and rlogin, ZOC supports direct serial connections, modem dialing, and named pipes.
Pro Tabbed sessions allows for easy navigation
Tabbed sessions mean that multiple items can be contained within a single window and can be easily navigated by the user.

Pro Hideable UI
Zoc allows for every UI component except the title bar to be hidden. All features are accessible through the context menu.
Pro Auto-Highlight feature
Feature to search for text bits in the data stream and highlight them with color/background.
Cons
Con Not free
Paid product. Some nice additional Cygwin type features and server version are integrated, but for most users the feature set probably does add enough value for a paid only client.
Con Expensive
Con Hard to configure
It does not detect the installed shells (PowerShell, CMD, etc) automatically.
Con Options creep
It has so many options that it's hard to find the one you need.
Con Not free
Zoc requires a commercial license in order to use it, implying that it's not free.
