If you're interested in cutting edge Construct features try the Beta releases. These releases should not be used unless you are willing to tolerate some bugs.
New timeline examples; mobile export updates; scripting updates
Experimental local file saving; timeline updates; bug fixes
Fixes some bugs, and access behaviors from scripting
New 'Move To' behavior
Scripting autocomplete updates; plugin updates; bug fixes
Candidate for stable release
Fix effects regression
Minification support for scripting; bug fixes
More timeline updates; fixes and optimisations
Timeline & scripting updates; lots of bug fixes