Bunch of keys was yesterday - smartphone is today! With SimSim, your mobile phone opens the door to you, whether in your company or at home.

Never look for keys again: With the SimSim app, you can use your smartphone as a remote control to open doors and gates. Our demo version shows you how it all works when you start the app. Simply scan any QR code and press one of the buttons to open the respective gate. The control of the doors and gates can be individually tailored to your needs, please do not hesitate to contact us.