IFTTT allows a mode change, you just use a virtual switch to activate it. . Lots of us use it. So the IFTTT recipe looks like you’re just turning on the switch at the specified time, but the smartapp recognizes that that switch came on and does the mode change.
See numbers 31 and 32 under convenience in the more section of smart set up:
. Lots of us use it. So the IFTTT recipe looks like you’re just turning on the switch at the specified time, but the smartapp recognizes that that switch came on and does the mode change.