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.
First parts of scene graph, more Project Bar copy/paste, new examples & more
Timeline improvements, copy/paste event sheets & more
Mobile updates, bug fixes
New template; form control improvements; bug fixes
Lots more bug fixes
Mobile updates, lots of bug fixes
New beta cycle: wake lock, new tiled background wrap modes, and lots more!
Two more bug fixes
A few more bug fixes
Bug fixes