Distribute truth, so that you and your customers can prosper.

Easily create & distribute stamped digital files that can’t be tampered with, faked, or forged – even by AI.

Learning Credentials

Create verifiable diplomas, transcripts, certificates, badges, and more in seconds.

Legal Documents

Stamp wills, trusts, and power of attorney documents.

Identity Management

Create certified IDs that can’t be forged or faked.

Two Fully Customizable Solutions For Distributing Trusted Files

Private Label Solution

Issue and authenticate certified digital files from a fully customized, private label site for your organization. Setup can be done in days and issuing certified files takes minutes after that.

API Solution

Gain access to the Chainletter API and use it to create your own fully-customizable authenticated file experience.

Qubic Labs Logo

Chainletter is the proud recipient of a 2025 development grant from Blockchain accelerator Qubic labs.

Becoming a Trust Hub

How Your Organization Can Benefit

  • Create and Distribute tamper-proof digital files
  • Increase the credibility of your brand
  • Demonstrate your organization’s innovativeness
  • Make your user’s lives easier

We can have your organization producing and distributing certified digital files in days.