Sol Journal - A simple, open-source personal journaling platform
Grid Diary - The simplest way to get started with keeping a diary
recorder - Voice journaling made easy
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.
Punkt - Private & secure one-sentence journaling
Capture 365 Journal - Capture 365 Journal is a beautiful and easy to use diary/journal for the Apple iPhone, iPad, Mac and Android.