Nocs, an iOS text editor with Dropbox and Markdown support, is today available on the iTunes Store for free.
Developed by WISD, Nocs is a valid alternative to more popular apps available and contains well thought design and functionality solutions. You can read a review of Nocs right here.
If you are in the market for an excellent text editor for your iPhone/iPad with full Dropbox and Markdown integration go get it. The developers are doing a great job with this little gem with constant updates and improvements.