4Stars Flats GmbH
HOW IT WORKS

Renting a home,
made simpler.

Find a home, complete your application and manage the important steps of your rental journey in one secure place.

01Search02Apply03Move forward
Modern furnished rental homeA simpler way to find and organise your next home.
WHY PROTRADER

Everything you need, from search to move-in.

A clear digital journey designed to keep your home, application and rental documents together.

01

Search with confidence

Use practical filters to narrow down homes by location, budget and rental preferences.

02

One secure account

Keep your application, verification, contract and invoice connected to the same tenant account.

03

Clear next steps

See what needs to happen next and keep important rental information accessible in one place.

04

Direct support

Our team is available when you need help with a listing, application or rental journey.

THE PROCESS

From finding a home to moving forward.

Four simple stages keep the journey easy to understand.

01
START HERE

Find your home

Browse available properties and use the search tools to find the right location, price and rental period for you.

Browse homes →
Modern rental home interior
02
YOUR APPLICATION

Choose how you want to proceed

Open the property you want and select Apply for this home or Rent Now, depending on the available option.

Contemporary rental property exterior
03
SECURE YOUR APPLICATION

Create your account and verify

Enter your details, create your tenant account and complete the identity verification requested for your application.

Bright furnished rental living room
04
DOCUMENTS & NEXT STEPS

Review your rental documents

Your rental contract and invoice are prepared from the selected home and your application details. Review them carefully before continuing.

Elegant modern rental apartment
HOW TO BOOK

A straightforward booking journey.

Once you have found the right home, the steps below show exactly what happens next.

01

Choose your home

Open the listing that matches your location, budget and rental period.

02

Choose how you want to rent

Select Apply for this home if you want to request a viewing, or Rent Now if you want to proceed directly with the home.

03

Create your account

Enter your details and create your secure tenant account.

04

Complete verification

Provide the requested information and upload your identity document.

05

Review your documents

Your contract and invoice are prepared from the selected home and application.

06

Complete the payment step

For Apply for this home, only the viewing fee shown on your invoice is due at this stage. The viewing fee is fully refundable. For Rent Now, there is no viewing fee and you proceed directly with the rental.

07

Upload your payment confirmation

Follow the payment instructions on your invoice and upload your payment confirmation securely through your tenant account.

08

Confirmation & next step

Once your payment confirmation is accepted, your account is updated and you receive confirmation by email. For a viewing application, an agent contacts you to arrange the viewing. With Rent Now, you proceed directly with the rental.

PAYMENT & BOOKING

Two ways to secure the home.

The payment step depends on whether you want to view the property first or move directly to renting it.

APPLY FOR THIS HOME

View first, then move forward.

You can request a viewing before committing to the rental. At this stage, you pay only the viewing fee shown on your invoice.

  • Viewing fee: fully refundable.
  • No rental payment at this stage: the viewing fee is the only amount due for the viewing request.
  • After payment confirmation: a ProTrader agent contacts you to arrange the date and time of your viewing.
Important: The exact amount and payment instructions are always shown on your invoice for the selected home and rental option.
AFTER YOUR APPLICATION

What happens next?

Use your tenant account to keep track of documents, payment confirmation and the next stage of your rental.

01 Complete the payment step02 Payment confirmation is reviewed03 Receive confirmation04 Move forward with your rental
DIRECT SUPPORT

Have a question about a home?

Chat with our team on WhatsApp and get help with listings, applications or your rental journey.

Chat on WhatsApp ↗
SUPPORT

Need help along the way?

Our team is available to help with listings, applications, documents and your rental journey.

Contact Us →