MarsEdit - MarsEdit is a desktop blog editing application for the Mac. It provides an offline interface to most popular blogging systems. WordPress, Blogger, Tumblr, Movable Type, and many other systems are supported.
Capture 365 Journal - Capture 365 Journal is a beautiful and easy to use diary/journal for the Apple iPhone, iPad, Mac and Android.
Desk - An award-winning & beloved desktop publishing client, exclusively for OS X.
Grid Diary - The simplest way to get started with keeping a diary
BlogDesk - Blogging should be simple, but it gets complicated and time-consuming if you are serious about it.
Day One - A simple journal application for the Mac, iPhone, and iPad. AboutTo learn more about Day One, see these two excellent reviews . PublishPublish is not available in Day One 2.