None of the following Mac apps are free, but in my opinion, each is well worth its cost. I have no financial interest in any of the companies behind these apps – I am sharing them simply for the reason that I find them extremely useful in the course of my daily activities.
Effortlessly add effects and textures to your photos with Flare, a fast, easy and beautiful darkroom for your Mac.
Phone Amego lets you use your Mac as a powerful “front end” for your Bluetooth cell phone, your Google Voice account, a VoIP telephone adaptor, and even landlines [connected through a compatible USB modem]. Dial calls directly from your Address Book using whichever phone you choose. Enjoy on-screen Caller ID, call screening, logging, and many other advanced features without touching your phone.