I like the look of Firehost Chat. Consider these features: great looking Mac, iOS, and Android apps, push notifications, and premium features for one monthly price (i.e. unlimited agents).
Screeny is a utility app that helps you save space consumed by screenshots. It screens your camera roll and helps you to filter and delete screenshots that are no longer necessary. ~ App Store.
Roll your own CRM with WordPress and the plugins listed in this post: How To Use WordPress As A CRM | Elegant Themes Blog.
Focused on simplicity, Blocs for Mac brings a fresh new approach to building modern, quality, static websites without the need to understand or write code.