When comparing Litewrite vs iA Writer, the Slant community recommends Litewrite for most people. In the question“What is the best cross-platform note-taking app?” Litewrite is ranked 48th while iA Writer is ranked 50th. The most important reason people chose Litewrite is:
Supports the remoteStorage protocol for privacy-aware personal data storage.
Specs
Ranked in these QuestionsQuestion Ranking
Pros

Pro Remote storage
Supports the remoteStorage protocol for privacy-aware personal data storage.

Pro Free and Open Source Software

Pro Distraction free
No markup.
Pro Completely browser based
Pro Very minimalistic
Its without any frills and quite unadorned and yet rather functional. For those who like it plain and simple and open source and non-corporate this is rather good.
Pro Noise Free Writing Experience removes even the program bar
The Noise Free Writing Experience is one of the first approaches to create a first class distraction-free environment. The feature hides the Mac program bar when you start writing.
Pro A mode that brings focus to the sentence you're working on
Enabling Focus Mode will dim the whole text except the sentence you are currently writing on.
Pro Can tell how long it would take to read through what you've written
Pro Markdown support
Pro Syncs using iCloud and Dropbox
iA Writer can sync documents using iCloud or Dropbox from within the editor for use across multiple devices.
Pro Create whole document by including separate images/markdown docs
This is new and very awesome feature in iA Writer 4.0.
Pro Can export a Word document
Pro Available for all Apple devices
iA Writer is available for Mac, iPhone and iPad.
Cons
Con Data not encrypted
Con No Linux support
