Sandboxie or an alternative to macOS [closed]
The only true equivalent of Sandboxie on MacOS is using a VM.
The built-in App Sandbox can restrict access to sensitive resources on a per-app basis
You may also use Time Machine to return the computer to its state before you installed or used a new application.
You may use AppCleaner to clean up after an installed app, but it cannot undo modifications done by that application.