Apps like GPIO Controller

Here are some great alternatives to GPIO Controller by Alan Killoren :
RaspiCam Remote
RaspiCam Remote
★3.8
droidVNC-NG VNC Server
droidVNC-NG VNC Server
★4.3
Axium (requires Axium system)
Axium (requires Axium system)
★3.3
SSH button
SSH button
★4.1
alpha vnc lite
alpha vnc lite
★4.0
AVNC
AVNC
★4.7
TV Remote Control For Fire
TV Remote Control For Fire
★4.1
LiveSplit Remote
LiveSplit Remote
★3.6
TeamViewer Remote Control
TeamViewer Remote Control
★4.4
Universal Smart Remote Control
Universal Smart Remote Control
★4.1
Any Command: PC Remote Control
Any Command: PC Remote Control
★4.3
NetSupport Manager Control
NetSupport Manager Control
★4.4
LANmote Lite
LANmote Lite
★5.0
Remote Control for DirecTV Box
Remote Control for DirecTV Box
★4.1
Remote Game Controller for PS
Remote Game Controller for PS
★4.4
Remote for Hisense - Roku TV
Remote for Hisense - Roku TV
★4.2