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 3D camera plugin!
Auto-tiling at runtime; Android export updates; improved spritesheeting & more
New examples and bug fixes
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