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.
Effects improvements; better rendering of 3D transparency; bug fixes
Associate .c3p file extension; minifier update; hierarchies & templates improvements; bug fixes
New guided tour; debugger improvements; new HTML Element actions & more
Bug fixes
HTML Element updates; bug fixes
Bug fixes and updates
New 'HTML element' examples; usability improvements; more bug fixes
Lots of bug fixes
New HTML Element plugin; Templates improvements; bug fixes & performance improvements
Templates feature, new guided tours, and lots more!