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.
More new examples, Mobile Advert updates, and bug fixes
New examples; bug fixes
Independent layer scrolling; more scripting APIs; bug fixes
Bug fixes
Mobile Advert update; more flexible vanishing point; lots of bug fixes
New examples, new expressions, bug fixes
New beta cycle: set 3D vanishing point; tilemap & animations editor improvements; worker mode on Android & more
More bug fixes
More new examples, changes and bug fixes