You are SMART.
Your door is not.

Open your building door from
anywhere with your phone.

Key features


Open the front door of your
apartment building from
anywhere with your phone

No download required

Share digital keys so others can
open the building door without
downloading the app

Communicate easily

Speak with whomever rings your
building door through
your phone from anywhere

How does it work?

Download the app

Uninstall old
apt phone

Install Phonein

Open your building
gate from anywhere

Product features


No special technical skills needed,
install it yourself in about 15 minutes!
You don’t even need permission
from the house manager.


Phonein provides a safer alternative
to let people in the building without
handing out actual keys or codes.


Phonein is a practical smart home
integration for residents, hosts,
guests, and deliveries as well.
Easy to control via the app.


Share time-based or permanent keys.
So the housekeeper gets access to the building once a week, but the
babysitter every day.


With Phonein’s unique technology,
you can answer the door buzz
and actually speak to the visitor!
Only Phonein can provide this service.


Give full control to family members,
room-mates or whomever should be
able to give out keys and open
the building door.

Join us, get in the loop and see you soon

Get email updates from Phonein! We won’t ever share your private information. Privacy Policy

As simple as it seems.

Let’s make keys a romantic thing of the past

Get email updates from Phonein! We won’t ever share your private information. Privacy Policy


(AirBnb host)

★ ★ ★ ★ ★

“Phonein is an efficient and reliable system. So reliable in fact that we can confidently manage our apartment AirBnBs from another city, or even another country!”


★ ★ ★ ★ ★

”Phonein is a great application that makes life easier in a busy environment. I can easily open the door from my cell phone, which is always at arm’s length, without having to stand up and walk to the intercom.”


★ ★ ★ ★ ★

“Phonein found a solution to a problem I’ve been having for a long time. The developers are smart people. Put them to the test, you won’t regret it!”