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.
Fix effects regression
Minification support for scripting; bug fixes
More timeline updates; fixes and optimisations
Timeline & scripting updates; lots of bug fixes
Lots of additions and bug fixes
New additions, scripting updates, lots of bug fixes, and more
Some final bug fixes
Updates for iOS & Android apps; fixed regression
Timeline updates; engine updates; bug fixes
More scripting updates; performance improvements; bug fixes