Connect Mailbox
With Connect Mailbox you integrate all your email accounts, like Google and Outlook, directly into SNDQ. This way you always have the latest messages at hand and work efficiently from one platform, without sharing passwords.
Manage All Your Email Communication Within SNDQ
All mailboxes
With SNDQ you can easily integrate all available mailboxes, such as Google and Outlook. This ensures you can work from one platform without having to open different apps or webmail.
Live synchronization
With live synchronization you're always up-to-date. You receive the latest emails directly in your linked mailbox and can manage them efficiently without delays.
No password sharing
You don't need to share passwords, because you can work from one mailbox within SNDQ. Just choose the workspace you want to use and get started without worrying about access or security.
View all SNDQ functionality
Contact Book
Organize all your contacts in SNDQ, from tenants to suppliers. With our smart tagging system, you can quickly find the right person to solve a problem.
Property Management
Manage all your buildings, units, and rental contracts centrally in SNDQ. Whether you're a property manager, landlord, or estate agent: you maintain oversight, work more efficiently, and save time. No more paperwork hassle.
All-in-one Inbox
Stay in direct contact with clients, tenants, landlords, suppliers... SNDQ combines all your mailboxes in one inbox. You maintain oversight while your contacts can keep using their trusted tools.
Tasks & Notifications
SNDQ's interactive overview of tasks and notifications ensures your property stays in top condition. Add reports from tenants and get automatic reminders for recurring checks so you never miss a detail.
Financial Dashboard
Track your finances down to the cent. For landlords, SNDQ can easily send reminders for late rent, while property managers can make complex cost distributions based on distribution keys in just a few clicks.
SNDQ at Home
Co-ownership is growing and the complexity of rules and legislation follows. SNDQ offers software tailored to property managers, automates repetitive administrative tasks, supports daily management, and brings you closer to your clients.


Start free today
Try SNDQ free for 14 days and discover what all-in-one management really feels like! No payment methods, just try it without obligation. Experience how easy it is to get a grip on your buildings and administration. Not for you after 14 days? No problem, without a payment method your access expires automatically.