Don't have WebCatalog installed? Download WebCatalog for macOS, Windows & Linux.

Enhance your experience with the Sender desktop app for Mac and PC on WebCatalog.

Run apps in distraction-free windows with many enhancements.

Manage and switch between multiple accounts quickly.

WebCatalog Spaces

Organize apps and accounts into tidy collections with Spaces.

Build the bridge between your email lists and revenue. Sender empowers you to quickly and easily keep in touch with your customers and grow your business - while spending much less.


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