Simple signature processes
Digital signature for your business
- Sign without paper worldwide
- GDPR compliant and legally binding
- Available in 18 languages
- Without credit card
- Full range of functions
- Non-binding












The electronic signature software enables the quick and easy signing of documents – in a 100% digital and 100% legally compliant process. Suitable for all company sizes, self-employed and freelancers.
100%
digital
100%
legally compliant
100%
data privacy compliant
100%
accessible
No account requirement for contractual partners
Faster turnaround times
- 2 days instead of 2 weeks -
Individual and easy to integrate
Continuous further development
As simple as writing an email!
- Prepare
- Request
- Fill in
- Sign
- Hand-out
- Archive
inSign has been on the market for over 15 years in various sectors and is used by well over 10 million users in many European countries.
At inSign, we focus on real people rather than anonymous processes. Your personal point of contact understands your needs, supports you and works with you to further develop our solution. This close relationship shapes our collaboration right from the start.
Our product is made in Germany with high standards of data protection and legal compliance. inSign is legally binding in the European Union and meets all EU data protection requirements.
All data and all service providers involved are based in Germany; there is no reliance on US providers. As a result, the US Cloud Act does not apply, and your data remains under your control.
Secure signature solution: tested & certified
Location in Freising
100% data sovereignty, no US cloud dependency
RSA-3072 and NIST P-384
Signature types at a glance
The eIDAS Regulation forms the legal basis for electronic signatures and trust services in the EU. It distinguishes between three levels of signature: simple (EES), advanced (FES) and qualified electronic signatures (QES). With inSign, businesses can use all three types of signature, tailored to the relevant legal requirements and use cases.
| SES | AES | QES | |
|---|---|---|---|
| Security level | Basic | High | Maximum |
| Typical documents | Internal approvals, quotations, purchase orders, minutes | Employment contracts, NDAs, purchasing and supplier contracts | Contracts requiring the written form, such as guarantees, living wills and consumer loans |
| Identification | No identification | Two-factor identity verification, e.g. via email or SMS confirmation | Legally required identification prior to signing, e.g. video or auto-ID |
| inSign |
Product variants
inSign 365
Standalone
web application
Get started right away
and request signatures
signatures
inSign connect (API)
Use of the
inSign interface
For integration into
your systems and workflows
are available on request.
inSign enterprise
License for a comprehensive
set of requirements
Unlimited
application possibilities
are available on request.
FAQ – Key issues about our digital signature
The electronic signature can be used for legal purposes in all European Union countries and cannot be rejected as evidence. inSign supports the signature types simple electronic signature (SES), advanced electronic signature (AES) and qualfied electronic signature (QES) in accordance with both eIDAS and ZertES.
You can sign and fill in any kind of PDF documents with our signature software. Whether invoices, order confirmations or contracts – signing is easy thanks to inSign. With the inSign Word Add-in, Word documents can also be automatically converted into a PDF, making it very easy to sign them electronically. The same is possible with the Excel add-in for Excel documents.
Yes, with inSign signatures be made on the computer by means of keyboard input or qualified certificate (QES).
For the handwritten electronic signature, a touch-sensitive screen (smartphone, tablet, etc.) is required. If a computer does not have a touch screen, the signature process can be redirected to a smartphone, for example.
inSign creates an audit report (transaction log) of the complete signature workflow. This, together with the information depending on the signature method, serves as proof in the event of any disputes. The evidential value of the biometric data in the handwritten signature of inSign was examined by an qualified handwriting expert and positively assessed in an expert opinion. All inSign signatures are GDPR and eIDAS compliant and 100% secure.
No problem at all! – here you will find more frequently asked questions.
You can also drop us a line.
YSFitness
SEIDEL RUNTEMUND + PARTNER
Debeka
LVM Insurance
Heimbaugenossenschaft Unterfranken
kühn & weyh Software GmbH
Wattif Europe GmbH
Fast and good template creation, very good support.
Animal Welfare Association
Fellnasen e.V.
Bildungsinstitut Süd
Merkur Versicherung
YBG.AT











