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All platforms.

Automate your real estate listing process with a modern solution for all marketplaces.

EstateSync supports innovative companies

Integrating real estate platforms has never been so easy

EstateSync offers your company a reliable and fast integration to ImmoScout24, Immowelt, Kleinanzeigen, and many other marketplaces. Implement a modern REST-API instead of writing a lot of manual integration code.

Publish listings

EstateSync ensures that your real estate listings appear on the desired marketplaces complete and in the correct format.

Publish listings
Receive contact requests

EstateSync automatically notifies your system as soon as interested parties want to get in touch regarding a listing.

Receive contact requests
Ready for Growth

Accelerate your business

Whether startup or enterprise, we make sure you are well prepared for your success in the real estate industry.

Save months of development time

With EstateSync, you don't have to spend time integrating multiple marketplaces. Put your first listing online in minutes.

Focus on your core business

Focus on your product instead of building technical knowledge maintaining integration code. We take care of the technical details.

This is EstateSync

EstateSync is the API platform for software companies in the proptech market.

Optimize publishing and related processes on real estate marketplaces like ImmoScout24, Immowelt and Kleinanzeigen.

Reliable and Secure

Scalable platform for your project

Both rapidly growing startups and international corporations have been relying on EstateSync for several years. With industry-leading service availability and continuous updates, we are a reliable partner for your enterprise.

Instantly scalable

Ready when you are – EstateSync is based on cloud technology and can easily scale with your product.

Highest availability

With historical availability of 99.999%, EstateSync provides a stable foundation for any project.

API Status

All data remains on servers within the EU and sensitive information is regularly anonymized.

Data protection
Developer Dashboard

Created properties, events, API keys and settings can be checked using the EstateSync dashboard. Real-time updates allow a smooth development process.

Privacy by Design

Our products are built with privacy as the highest priority. Data is stored on European servers and confidential information is anonymized regularly.


Due to the API-First approach, our product is well documented and enables fast and efficient development. The API is standardized according to OpenAPI 3.1.


You do not have to regularly poll our API just to notice updates. EstateSync automatically sends HTTPS requests to your service when configured events occur.

Flexible and Easy

Tailored to your business model

We successfully work with both enterprises and startups in B2B and B2C sectors. Thanks to its flexible data model, EstateSync supports various use cases for the real estate industry — for classic as well as highly innovative companies.

We are always happy to advise you on integrating EstateSync.

Built for Developers

For modern software development

We know the many challenges associated with the integration of various real estate marketplaces. That's why we offer a top-notch development experience with EstateSync - integration couldn't be simpler.

  • Realtime API-Dashboard
  • REST API with OpenAPI specification
  • Reliable and helpful technical support
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Ready to get started?

Count on a modern API platform for your success in the real estate market. We offer flexible plans for startups as well as individual packages for enterprise customers, including options such as SLAs and priority support.

Contact us or create an account directly.