The leading platform for auditors, tax consultants, lawyers
CLIENT COLLABORATION PLATFORM
Client Collaboration Platform
The leading platform for auditors, tax consultants, lawyers
Reduce your risk! – as an auditor, tax consultant, lawyer
Reduce your risk! – as an auditor, tax consultant, lawyer
Reduce your risk! – as an auditor, tax consultant, lawyer
Germany’s safest 5F workspace for offices handling confidential data.
Protected collaboration with colleagues, clients and authorities.
Design efficient work flows, enjoy maximum security.

Data sharing

Request lists

Task system

Work flows

Electronic signature

Audit Trail

Project management
Germany’s safest 5F workspace for offices handling confidential data.
Protected collaboration with colleagues, clients and authorities.
Design efficient work flows, enjoy maximum security.

Data sharing

Request lists

Task system

Work flows

Electronic signature

Audit Trail

Project management
Germany’s safest 5F workspace for offices handling confidential data.
Protected collaboration with colleagues, clients and authorities.
Design efficient work flows, enjoy maximum security.

Data sharing

Request lists

Task system

Work flows

Electronic signature

Audit Trail

Project management
Inspire your clients with your own integrated tenant portal instead of other insular solutions.
5FSoftware connecting projects data people
“We think of ourselves as an intelligent digital link between you and your clients, across companies and borders. Simple, flexible, customizable, legally reliable.”
Stephanie Bogendörfer, Co-Founder and CEO
Digital collaboration without security vulnerabilities. Adapts precisely to your optimal work flow.
FOR AUDITORS
SOLUTIONS
The universal tool for efficient and secure communication, collaboration and project management.

FOR TAX ADVISORS
SOLUTIONS
Secure data sharing, time-saving collection of documents and a complete picture of your processes at all times.
FOR LAWYERS
SOLUTIONS
Efficient sharing of relevant documents and communication with clients in secure data rooms – with 5FSoftware.
FOR CLIENTS
SOLUTIONS
Structured delivery of data in a secure system – plus your own personal storage!
FOR AUDITORS
SOLUTIONS
The universal tool for efficient and secure communication, collaboration and project management.


FOR TAX ADVISORS
SOLUTIONS
Secure data sharing, time-saving collection of documents and a complete picture of your processes at all times.
FOR LAWYERS
SOLUTIONS
Efficient sharing of relevant documents and communication with clients in secure data rooms – with 5FSoftware.


FOR CLIENTS
SOLUTIONS
Structured delivery of data in a secure system – plus your own personal storage!

FOR AUDITORS
SOLUTIONS
The universal tool for efficient and secure communication, collaboration and project management.

FOR TAX ADVISORS
SOLUTIONS
Secure data sharing, time-saving collection of documents and a complete picture of your processes at all times.

FOR LAWYERS
SOLUTIONS
Efficient sharing of relevant documents and communication with clients in secure data rooms – with 5FSoftware.

FOR CLIENTS
SOLUTIONS
Structured delivery of data in a secure system – plus your own personal storage!
Customer testimonials
“The 5FSoftware facilitates a fast and secure data sharing between our international customers and us at OmegaLambdaTec GmbH. The simple operation and customization of the platform enables GDPR-compliant, direct and flexible communication and data transmission, helping to build trusted customer relationships.”
“With 5FSoftware, we can offer our clients a customized and secure solution for mutual data sharing.”
“We are convinced that virtually no other market provider can offer the same variety and flexibility of applications as the start-up 5FSoftware GmbH from Regensburg. In any case, choosing this company as a partner was the correct decision.”
“For us, 5F is an important building block in tax advice, legal advice and consulting and enables a secure and easy sharing of data with and without work flows with clients and third parties. In particular, using Quick-Shares and Collecto’s (for orderly data transfer) saves us considerable time and is very well received by our partners. It is an optimal complement to DATEV’s existing data platforms. It took only a short time until its flexibility made it irreplaceable.”
“With 5F’s solution, we can manage our international outsourcing projects precisely and share data flexibly and securely across borders. The integrated document management system also provides our international clients with access to all important documents in a structured form. All parties involved have a precise picture of the due date and status of their tasks at all times.”
Customer testimonials
“The 5FSoftware facilitates a fast and secure data sharing between our international customers and us at OmegaLambdaTec GmbH. The simple operation and customization of the platform enables GDPR-compliant, direct and flexible communication and data transmission, helping to build trusted customer relationships.”
“With 5FSoftware, we can offer our clients a customized and secure solution for mutual data sharing.”
“We are convinced that virtually no other market provider can offer the same variety and flexibility of applications as the start-up 5FSoftware GmbH from Regensburg. In any case, choosing this company as a partner was the correct decision.”
“For us, 5F is an important building block in tax advice, legal advice and consulting and enables a secure and easy sharing of data with and without work flows with clients and third parties. In particular, using Quick-Shares and Collecto’s (for orderly data transfer) saves us considerable time and is very well received by our partners. It is an optimal complement to DATEV’s existing data platforms. It took only a short time until its flexibility made it irreplaceable.”
“With 5F’s solution, we can manage our international outsourcing projects precisely and share data flexibly and securely across borders. The integrated document management system also provides our international clients with access to all important documents in a structured form. All parties involved have a precise picture of the due date and status of their tasks at all times.”
Our partners
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Register for free now and enjoy your advantages:
Sign up now – and take advantage of the news!
Please note the confirmation email and also check your junk mail folder.