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.
Comments in actions, 'Wait for previous actions to complete' & more
Patch for r147
Sharing files; usability improvements; bug fixes
Multiple local previews; usability improvements; bug fixes
Bluetooth plugin; Function Maps; loads of bug fixes
Bezier curve paths; convert functions; User Media recording; loads of bug fixes
New built-in functions; raycasting; visual timelines + more!
Another patch
Patch for r141
Various updates and bug fixes