Aptus smartphone apps make daily life easier We are pleased to offer apps that allow tenants to manage room bookings, see who is calling the entry phone and check the status of their apartment door straight from their phone. Låsa Smartphone With this app, we have taken one more step towards a keyless world. We’ve done away with mechanical keys in apartment buildings and use phones instead. The app allows the property owner to easily control the keys in the building while tenants keep check of their apartment doors. Bokning Smartphone Use the Bokning app to book the laundry room, sauna, guest apartment and sunbeds. Thanks to a smart filter function, you are only shown the times that suit you. Click ‘My bookings’ to see all your bookings. You can easily cancel bookings here if necessary. Titta Smartphone Do you want to see who is calling on your entry phone? Install a camera next to the entry phone and connect it to the Titta Smart phone app. Download the apps free from Google Play or App Store.