Mail scanning and digital inbox

Receive your daily mail digitally

Caya automatically receives your mail, digitizes and classifies every document, and files it in the correct folder. No manual sorting required.

Caya Document Automation Suite: Digitaler Posteingang mit automatisch kategorisierten Dokumenten – Rechnungen, Buchhaltungsbelege und Kontoauszüge sortiert nach Absender und Stichwort
OMR Reviews Badge Leader Rated in  Virtual MailboxOMR Reviews Top 100 Rated Tools in DACH 2026

Over 20,000 users automate their document processes with Caya

How does Post Scan change your daily work routine?

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%

Digital access to your inbox, anytime, from anywhere

99

Manual sorting: classification and distribution are fully automated

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Storage of physical originals

Manual mail processing

Mail arrives on-site
Someone has to be in the office to empty the mailbox.
Manual opening and scanning
Every envelope is opened, scanned, and named individually.
Distribution via internal mail
Documents sit in a tray until the responsible person picks them up.
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Mail scanning by Caya

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Delivery via mail forwarding
Your mail goes directly to Caya, without changing your business address.
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Opened and digitized
Every document is available digitally in your inbox, accessible from anywhere.
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Classified and assigned
Every document reaches the right person without manual sorting.
Start mail scanning now
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How Post Scan works

From letter to digital process in three steps

Your mail reaches us

Automatically via mail forwarding, pickup, or your personal Caya postbox address.

Your mail is scanned

Your mail is digitized using a highly standardized and automated process. Fully compliant with data protection regulations.

Your mail is made available

Once scanned, your documents are available in the Caya Document Automation Suite, or optionally via email or (s)FTP.

Automated processes

Achieve full automation with Document Extractions and Document Automations. Caya extracts the data from your letters and transfers it directly to your systems.

Your mail reaches us

Automatically via mail forwarding, pickup, or your personal Caya postbox address.

Your mail is scanned

Your mail is digitized using a highly standardized and automated process. Fully compliant with data protection regulations.

Your mail is made available

Once scanned, your documents are available in the Caya Document Automation Suite, or optionally via email or (s)FTP.

Automated processes

Achieve full automation with Document Extractions and Document Automations. Caya extracts the data from your letters and transfers it directly to your systems.

Automated inbox

Every document in the right place

sorting:Dokumente werden erkannt, kategorisiert und direkt im richtigen Ordner abgelegt.

Redirection:Jedes Dokument landet automatisch in der zuständigen Abteilung, ohne manuelle Schritte.

Collaboration:Rollenbasierte Zugriffsrechte für sicheres Teilen und abteilungsübergreifende Zusammenarbeit.

Screenshot vom Caya Posteingang

Your documents, fully under control

From full-text search to digital signatures, everything in one place.

Einfache Auffindbarkeit

Dank Volltextsuche finden Sie sofort, was Sie brauchen.
Intelligente Suchfunktion innerhalb der Suite von Caya

Ortsunabhängige Verfügbarkeit aller Dokumente

Inbox mit neuen Dokumenten und Briefen auf einem Smartphone

Formulare ausfüllen und unterschreiben

Ganz einfach, mit einem Klick.
UI Ordnerstruktur in der Caya Inbox

Dokumente in Ordnern und mit Tags organisieren

Jedes Dokument liegt in einem passenden Ordner und lässt sich zusätzlich mit Tags Ihrer Wahl versehen.
Dokument, dass im PDF Editor bearbeitet wird. Man sieht hier die Bearbeitungsleiste

Leistungsstarker PDF Editor

Mit Caya erhalten Sie zusätzlich einen vollwertigen PDF-Editor.

Sichere Archivierung

Wir verwahren Ihre physischen Dokumente für 90 Tage.

The technology is incredible! We have accelerated our administrative process by 30% and save over 20 hours a week on tedious tasks that we no longer have to do manually.

Urban Impact Agency

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Pascal

Scalable technology

Implementation

Caya is a plug-and-play solution that is ready to use in no time—with zero additional IT effort.

Scalable

Caya grows with your mail volume, from a few documents to thousands per month.

We scan for you

You don't need your own scanning infrastructure. Caya automatically receives, opens, and digitizes your mail.

Security and Compliance

Enterprise-Level Security

Caya meets the strictest requirements for data-sensitive industries, from BaFin-regulated companies to international corporations.

GDPR compliant

We comply with current EU regulations. Personal data is properly collected, stored, and documented.

ISO 27001 certified

Caya is certified according to the internationally recognized standard for information security management systems.

DORA compliant

Caya meets the requirements of the Digital Operational Resilience Act.

Cloud servers in Germany

Your data is stored in an ISO-certified, audit-proof data center in Frankfurt.

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GDPR compliant

We comply with current EU regulations. Personal data is properly collected, stored, and documented.

Caya ist nach ISO 27001 zertifiziert – Informationssicherheitsmanagement

ISO 27001 certified

Caya is certified according to the internationally recognized standard for information security management systems.

Caya erfüllt die Anforderungen der EU-DORA-Verordnung für digitale Betriebsstabilität

DORA compliant

Caya meets the requirements of the Digital Operational Resilience Act.

Cloud servers in Germany

Your data is stored in an ISO-certified, audit-proof data center in Frankfurt.

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Connect Caya to the tools you're already using

Want to know if Caya is compatible with your existing setup? Contact us and let us advise you.

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Full automation for
every use case

Cayan Männchen automatisiert einen Stapel mit DokumentenCayan sortiert Dokumente automatisch mit den Document Automations innerhalb des digitalen Posteingangs

Document Extractions

Structured data. Directly from your documents.

AI and Deep OCR extract all relevant data and deliver it to your systems in a structured format.

  • AI-powered Data Extraction 
  • Pre-trained models + Custom Extractions on Request
  • Structured Output: JSON, CSV
  • Direct integration into your tool ecosystem
  • No more manual transfers

Document Automations

Every document. Automatically in the right place.

Define your rules once, and Caya takes care of the distribution.

  • Rule-Based Automagic Routing
  • Automatic Folder Assignment & Tagging
  • Team Sharing & Notifications
  • Integration to over 100 tools
  • Supports Multiple Locations & Tenants

Do you have any questions?
Talk to us.

We are happy to answer all your questions and explain our product to you.

  • We take the time to understand your individual concerns and work with you to find a solution.
  • Learn how you can increase productivity and optimize your work processes.
  • Get pricing information and discover various use cases for your business.
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What is the Caya Post Scan?

Caya Post Scan is a solution for automatically digitizing and organizing incoming mail and a feature of the Caya Document Automation Suite for Intelligent Document Processing (IDP). All documents are scanned, sorted, classified and made available digitally.

Caya Post Scan is a solution for automatically digitizing and organizing incoming mail and a feature of the Caya Document Automation Suite for Intelligent Document Processing (IDP). All documents are scanned, sorted, classified and made available digitally.
How does my mail get to Caya?

The forwarding takes place via a forwarding order which you can book directly via Caya. Caya will set it up for you at Deutsche Post or PIN Mail AG so that your mail is automatically forwarded.

The forwarding takes place via a forwarding order which you can book directly via Caya. Caya will set it up for you at Deutsche Post or PIN Mail AG so that your mail is automatically forwarded.
How is it ensured that no unauthorized persons read our mail?

Mail is automatically opened, scanned and digitized in a highly standardized process. Cayas personnel are committed to data protection and correspondence secrecy and do not have access to individual documents at any time outside of the defined processes.

Mail is automatically opened, scanned and digitized in a highly standardized process. Cayas personnel are committed to data protection and correspondence secrecy and do not have access to individual documents at any time outside of the defined processes.
Can multiple companies be managed under one Caya account?

Yes Caya allows you to centrally manage multiple companies, subsidiaries, or divisions in a single account. Each company receives its own forwarding order, a separate folder structure and individual access rights. Automatic workflows assign incoming mail to the right company folder — without manual effort.

Yes Caya allows you to centrally manage multiple companies, subsidiaries, or divisions in a single account. Each company receives its own forwarding order, a separate folder structure and individual access rights. Automatic workflows assign incoming mail to the right company folder — without manual effort.
Can registered letters be digitized with Caya?

Yes, the digitization of registered mail, including an envelope, is included in the Caya Post Scan Service. The envelope is scanned together with the content and made available digitally so that the sender, date and proof of delivery are fully documented.

Yes, the digitization of registered mail, including an envelope, is included in the Caya Post Scan Service. The envelope is scanned together with the content and made available digitally so that the sender, date and proof of delivery are fully documented.
What happens to the original documents after scanning?

The original documents will initially be kept free of charge for 90 days in Caya's short-term archive. Within this time, documents can be requested at any time via immediate delivery. On request, Caya can also send all documents regularly, monthly, biweekly or weekly, as a collective mail.

The original documents will initially be kept free of charge for 90 days in Caya's short-term archive. Within this time, documents can be requested at any time via immediate delivery. On request, Caya can also send all documents regularly, monthly, biweekly or weekly, as a collective mail.
What legal requirements does digitization meet?

Documents are digitized in a highly standardized and automated process and archived in an audit-proof manner — GoBD compliant, ISO 27001 certified and GDPR-compliant.

Documents are digitized in a highly standardized and automated process and archived in an audit-proof manner — GoBD compliant, ISO 27001 certified and GDPR-compliant.