What is Certtun?

  • Certtun is a solution created by Vottun, S.L., a leading company in the creation of Blockchain-based products.
  • Vottun is a company created in November 2018 to help digitize and bring to companies a technology as complex as Blockchain in a simple and intuitive way, without having technical knowledge.
  • Certtun is the market leading solution for the issuance and creation of competency certificates native on blockchain. Thanks to this technology we can guarantee the veracity and transparency of the data that has been recorded and avoid fraud and falsification of diplomas and other academic certifications.


Offer transparency and traceability of certifications and accreditations in the education and training sector, whether academic or professional.


Certtun as a worldwide reference tool for the certification of competences for all companies that offer training, whether academic or professional.

Our values


In and among our team, the key element that identifies us.


Blockchain technology is our backbone and transparency our footprint.


We make the difficult easy, and we are always there.

A team of highly trained professionals

We are a team of more than 30 people, where our focus is always the customer. We have our own development team, commercial, design and many other profiles to meet the needs of any company or entity.

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