Rental collaterals redefined.
Simple. Transparent. Digital.

The first rental collateral solution platform for tenants, landlords and financial service providers.

The central platform for landlords, tenants & financial partners.

Zinsli simplifies processes, creates transparency and connects all participants on a central platform.

Landlord

Landlords have an overview of all collaterals at all times, benefit from maximum efficiency and choose from tested, reliable solutions - with the option to enter into new, attractive partnerships.

Financial service provider

Zinsli handles the complete processing of rental collaterals for financial service providers - from account opening to closing.

You benefit from streamlined processes, lower costs and new partnerships.

Tenant

Tenants choose the security deposit solution that best suits their financial goals - all communication with the landlord is automated and digital.

Full Service rental deposit process

With the Full Service, Zinsli expands its offering to include a fully outsourced solution for property managers and landlords.

Entrust us with the complete management of your rental deposit accounts – Zinsli handles the entire administrative process from A to Z. Digital, legally compliant, and reliable.

One process. One point of contact. Maximum relief.

More information

Our current partners.

We stand for efficient collaboration, digital processes and strong partnerships. Zinsli makes rental collaterals simpler, more secure and future-oriented.

Together, we create more value for all stakeholders.

Become a partner

Interested?

We will be happy to show you the platform in person or answer your questions.

Book an appointment now

The Zinsli team is a group of creative and cool tekkies who share our values, way of working and demand for innovative, well thought-out and elegant solutions and want to make the world of rental deposits a little better with us.
Marco KisslingHead Digital Products & Ecosystems, Wincasa AG
The collaboration with Zinsli is efficient, uncomplicated and fits in perfectly with our way of working.
Samuel BaumgartnerCEO, Fairwalter AG
Through the digital partnership with Zinsli, we can improve the customer experience while also revolutionizing the very outdated rental security deposit account process. I look forward to our shared future and am confident we can achieve a lot together.
Roland WickartCFO, Glarner Kantonalbank
Zinsli has a clear vision and is committed to making digital processes as simple as possible for its users. The integration of goCaution creates real added value for Zinsli users: rental deposits can now be processed even more easily and efficiently. We value the open and uncomplicated collaboration with the Zinsli team and look forward to continuing to work together to develop innovative solutions in the future.
Ylber MuhaxheriFounder und CMO, goCaution
The Zinsli team understands the modern rental deposit market and is the ideal partner for our innovative financial products. Together we create easy access to Bitcoin and stablecoin returns.
Benjamin RossiCo-founder und Co-CEO, Plusplus AG

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Security & Compliance

At Zinsli, security, transparency and regulatory compliance are our top priorities. Our systems and processes meet the highest standards.

ISO 27001

Zinsli is currently undergoing the ISO 27001 certification process, which is scheduled for completion in the fourth quarter of 2025.

Pentesting

Successfully passed penetration tests and regular security checks by independent experts .

Backup & Transparency

Complete backup of the entire dataset and transaction logs - traceable for our banking partners at all times.

FINMA Conformity

Our services meet the requirements of FINMA. A non-action letter for insurance brokerage is available.

Banking Standards

Successful implementation of the VRA of a major Swiss bank - including fulfillment of all requirements for third-party providers.

Data Protection

We consistently comply with all data protection regulations and ensure transparent data processing and secure storage.

Contact us to revolutionize your rental deposits

Whether rental, administration or financial services - our platform brings all participants together in one place. Efficient, digital and future-proof. We look forward to your inquiry!

Book an appointment now Contact us

Rental collaterals redefined.Simple. Transparent. Digital.