When comparing Neutron Drive vs Codio, the Slant community recommends Codio for most people. In the question“What are the best cloud IDEs?” Codio is ranked 12th while Neutron Drive is ranked 24th.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Realtime collaboration
Collaborating with Neutron Docs works similar to Google Docs. You can invite a friend/coworker for pair program or assistance
Pro Syntax highlighting (40+ Language Modes)
Pro LaTeX syntax highlighting
Pro Detailed change tracking
You can enable auto save with changes tracking and get minute to minute tracking of changes. But not good for tracking time spent on a projects because every 30 days or 100 changes gets automatically deleted.
Pro Designed to teach programming

Pro Fully functional terminal
Codio gives you full access to a terminal, with all the ubuntu commands. You can use the terminal within the page, or you can access by SSH from your computer.
Pro Emmet
Emmet support for a whole range of features that really boost productivity when working with HTML and CSS. These features include expanding abbreviations into full HTML or CSS as well as some very powerful keyboard shortcuts.
Pro BitBucket integration
It's possible to launch Codio from within BitBucket's repo by adding Codio integration as an add-on.
Pro Server-side environment

Pro Node.js included by default.
Pro Monokai
Includes Monokai style theme by Luigi Maselli.
Cons
Con Does not support Git
Neutron Drive only saves to Gdrive or a private file server, so there is no github integration.
Con Private projects aren't free
The pricing plan looks too restrictive comparing to other Coding Cloud solutions.
