When comparing Markdown Editor Chrome App vs Kobito, the Slant community recommends Kobito for most people. In the question“What are the best Markdown editors for OS X?” Kobito is ranked 39th while Markdown Editor Chrome App is ranked 41st. The most important reason people chose Kobito is:
Files can be easily posted to and synchronized with Qiita, the largest Japanese community site for geeks.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Tiny but powerful
Runs inside chrome as a plugin. It's got a pretty small footprint but does not lose any features.
Pro Direct post to Qiita
Files can be easily posted to and synchronized with Qiita, the largest Japanese community site for geeks.
Cons
Con Unavailable for people who don't have Chrome installed
Since it's a Chrome plugin, you need to have Chrome or Chromium installed to use it.
Con There are some issues with the English translation
Kobito is an application which was originally developed in Japanese and later translated to English. The English translation is not perfect though.