iConnectHue (App Store-Link) for iPhone and iPad has always offered the possibility to assign a long keystroke to the Philips Hue dimmer switch, and more recently to the Philips Hue Smart Button. Until now, this function had only one disadvantage: the long key press was always executed in addition to the short key press.
iConnectHue: Long keystroke will be even better with the next update For dimmer switch and Smart Button
For dimmer switch and Smart Button