Sign with your mobile phone

With a smartphone, any document can be legally signed from anywhere, so you don’t have to be there in person. A Qualified e-signature is the only type of signature that has the same legal effect in the European Union as a handwritten signature.

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sign & send


Any document created on the Platform, or edited elsewhere but later uploaded to the Platform, may be signed by more than one person with a Qualified e-signature.

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The simplest feature of the Platform, Drop&Sign, allows you to upload and send PDF documents in a few steps to your mobile for e-signature.

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drop & sign
simple contract

Simple Contract

Specifically optimized for the SME sector, Simple Contract is a tool to negotiate and conclude contracts and monitor their performance. It allows existing contract templates to be digitized easily and quickly, and completion administration can be automated.

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Try online contracting!

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Frequently Asked Questions
Questions and answers about TrustChain Platform services
What can the TrustChain Platform be used for?
You can identify yourself and your business partners in an online, partially automated environment, enter into contracts, sign any document with an e-signature, and manage your financial processes as well.
Who uses TrustChain’s services?
Anyone who values speed, authenticity, and security in their digital business processes; small and medium-sized enterprises, individuals, sole proprietors, companies, large corporations, associations, foundations, other business actors.
Do you need any special tools or programs?
All you need is a computer, a smartphone, and internet connection. The system is accessible from web browser, which makes the created electronic documents accessible through an easy-to-use online interface, and the electronic documents are signed via a smartphone application.
How can I sign documents with my partners on the Platform?
Invite your business partners to the Platform, where, after obtaining their e-signature, you can sign online documents in a legally authentic form, which is accessible to all parties involved in your user account.
How much does it cost to use the system?
Registration and obtaining an e-signature is free. The net price of electronic signatures is 0,7 EUR / pc, regarding the pricing of our additional services, please visit
Is this your first time with us? See how the TrustChain Platform can help you and your business.
Gogol utca 26. 1. em., 1133 Budapest, Hungary
Király sor 30., 8000 Székesfehérvár, Hungary
+36 70 218 59 77
Monday - Friday, 10:00 - 17:00

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