Product
stashcat adapts to your needs
From highly secure communication to individual branding.
Strengthen your brand identity with a customized messenger by selecting suitable modules and thus standardizing your corporate communication. The individual adaptation to the corporate design with logo integration creates a consistent brand presence.

Present your brand internally and externally. By adapting your own messenger to your corporate design, including logo and company name, you can sustainably shape the communication of your employees and external partners - and at the same time benefit from all the advantages of our high-security messenger.

Your benefits at a glance

Corporate Design

Our messenger fits seamlessly into your existing corporate design - complete with a name that suits you.

Apps

Offer your employees your Messenger wherever it suits you best - whether in the Google Playstore, iOS Appstore or as a desktop and web client.

Employer Branding

An appealing, individualized messenger strengthens employer branding and positions your company as a strong employer brand.

The individual design in the application
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The choice is yours: whether to host in the public cloud, private cloud or on-premises depends on factors such as budget, control requirements and the need for flexible scalability - and is based on your individual business requirements.

Benefit from the many advantages

Ideal for small organizations. The public cloud is hosted in our certified data center. It offers a quick start with stashcat and saves customers' resources. Application updates with new features and bug fixes are the first to be installed in the public cloud. With this hosting option, the provider takes care of the server administration itself.

Private clouds enable flexible scalability and cost efficiency by providing dedicated resources over the Internet, with advanced security measures implemented in state-of-the-art data centers.

With this more traditional infrastructure variant, servers and systems are operated physically in the company and it is particularly suitable for companies with strict compliance requirements that need direct control over their hardware and data.

stashcat offers reliable and secure digital communication for sensitive information. Send, receive and edit data highly securely from any device. Trust in Made in Germany and use a secure platform for exchanging and processing your company information.

Safety at all levels

We guarantee the security of your data with redundant servers, high-security data centers and regular automatic backups. This protects against data loss due to hardware problems, viruses or unforeseen events.

We rely on German servers for data protection-compliant processing. Our data centers boast state-of-the-art security to ensure that your data is in the best hands.

We secure your data with state-of-the-art 256-bit AES SSL/TLS encryption during transmission between servers and clients - for maximum protection.

End-to-end encryption
End-to-end encryption

When messages are sent, encryption is carried out on the user's end device, in which the data is encrypted using a combination of AES (256-bit) and RSA (4096-bit) algorithms. All relevant data is thus transmitted in encrypted form on the way to and from the server and is also stored in encrypted form on the servers.

Further details:

  • End-to-end encryption
  • TLS transport encryption: 4096-bit RSA key
  • Signing algorithm: SHA256withRSA
  • Perfect Forward Secrecy to protect the data from subsequent decryption of the communication
  • Daily, automatic patching of SSL endpoints
  • Downgrade attack prevention
  • Secure renegotiation
What does the GDPR mean for stashcat users?

The stashcat data center is located in Germany (Munich) and takes the necessary technical and organizational measures for data security.


Data protection guidelines and terms of use can be viewed at any time. If you have any questions, please contact the appropriate person.


stashcat works independently of telephone and mobile phone numbers. The messenger does not access your device's personal phone book.


stashcat enables the complete deletion of users and all associated personal data as soon as consent is withdrawn, for example.


As described above, the provision of stashcat is completely encrypted.


As little personal data as possible is collected and processed. Technical measures to protect personal data are part of the development of stashcat.


Reliable IT security solutions

Public authorities and organisations tasked with ensuring safety & security put extremely high standards on their IT and communication infrastructures. The capturing of data must be of high quality, while processing and transmission must be handled confidentially and securely. And it is also essential for data and information to be made available quickly and flexibly. Regardless of when and where – security organisations must be able to depend on their IT and communication systems around the clock. To this end, secunet delivers customized, holistic and intelligent IT security solutions – both nationally and internationally.

Different packages for different requirements.

Find the right package for your team and your company.

Cloud BASIC

• 1 or 12 month contract termPrices on request

• Test 30 days free of charge and without obligation

• Up to 100 users

• Channels, individual and group chats

• 500 MB personal file storage

• Max. 1 end device

• Standard support via the stashcat customer portal

Cloud PRO

• 1 or 12 month contract term

• Prices on request

• Test 30 days free of charge and without obligation

• Up to 1000 users

• Channels, individual and group chats

• Contact groups

• 2 GB personal file storage

• Standard support via the stashcat customer portal

• Max. 2 end devices

• Access to the Marketplace

Cloud ADVANCED / OnPremises ADVANCED

• Individual contract term

• Prices on request

• Test 30 days free of charge and without obligation

• Unlimited number of users

• Channels, individual and group chats

• Contact groups

• 2 GB personal file storage

• ADVANCED support via the stashcat customer portal

• Number of end devices adjustable by administrator

• Access to the Marketplace

• Optional ADVANCED services such as branding, LDAP, etc.

• Optionally as cloud or on-premises

Would you like advice on this topic?

Our sales team looks forward to receiving your inquiry.
Q&A

The prices are individually adapted to the number of users and desired services and can be obtained on request. You can test stashcat for 30 days free of charge and without obligation with an unlimited number of users.

In the Enterprise package, you have the option of customizing the app with your own branding (your own company app), determining the hosting and integrating individual extensions.


stashcat is the business messenger with file storage and other collaboration tools such as voice and video telephony, video conferencing, a calendar, a survey module and much more.

We have been developing stashcat in close cooperation with companies and public authorities since the beginning in order to offer exactly the functions that are needed. Our focus is on maximum security and optimum usability.

This is one of the reasons why stashcat is the GDPR-compliant messenger "Made in Germany", trusted by over 10,000+ companies, authorities and institutions - and over 1.3+ million users. Among others, well-known organizations with the highest requirements use our solution:

    @City of Cologne
    stashcat enables fast, secure and simple communication for the crisis management team, for example

    @Police of Lower Saxony
    With a "bring your own device" strategy, stashcat ensures law and order together with the police officers of the Lower Saxony police force

    @CDU State Association of Lower Saxony
    Modern member communication is the claim of the CDU Lower Saxony - for this they rely on stashcat

    @Gedikom
    stashcat helps here with the uniform and simple networking of over 80 on-call practices

We would be happy to advise you on how stashcat can help your company to communicate better and more securely, save costs and improve the working atmosphere.


The Support Center is a good place to get answers to possible questions about the stashcat corporate messenger and its functions. If you do not find the answers you are looking for here, you have various options for contacting us. Do you have questions or problems with the administration or use of stashcat? Then contact us via our support form. If you have any questions about the product itself, you can contact our sales team.

You can also find further contact details in our legal notice.


That's right, stashcat is also an instant messenger. However, business messaging and teamwork require higher standards than the typical messengers used by consumers (private users). Among other things, a business messenger therefore meets all the requirements for GDPR-compliant use. Based on the ease of use - which has been established by private messengers - stashcat also always meets the highest usability requirements. This means that even people who have little experience with messengers can use stashcat.

The requirements of companies in all sectors are constantly evolving: mobile workers, home office, remote work - many of these are certainly familiar to you. That's why stashcat has focused on professional communication and collaboration in the corporate and government environment.

The aim is to create simple, fast and therefore efficient communication through helpful functions that support you and your company while remaining easy to use and administer.


You can find all information about the applications, apps and clients from stashcat on our App downloads page.


  •     Client minimum version
  •     iOS app (v. 5.4) iOS 15.2
  •     Android app (v. 5.4) Android 6.0
  •     Desktop client Windows (v. 5.4) Windows 10
  •     Desktop client Mac (v. 5.4) Mac OS X 10.11 (El Capitan)
  •     Web client (V. 5.4) Depending on the browser. In general, the latest version of the common browsers should be used

City of Cologne
"stashcat is absolutely essential for the administration of the City of Cologne and offers us a data protection-compliant and secure solution for our work."

Office for Information Processing, Deputy Head of Office

Contact request

Would you like some non-binding advice?

We will be happy to help you.

Do you have a support question? Please use our Support-Center for questions about the product and its use.

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