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Brief

Qchain

Blockchain-based AdTech

Provides blockchain-based transparency and fraud prevention in digital advertising through immutable transaction records and smart contract execution.

Last updated Jun 23, 2026 by ATDb automated enrichment

About

Emerging blockchain solution provider for advertising transparency

Qchain is a blockchain-based advertising technology company that aims to create transparency and efficiency in digital advertising through distributed ledger technology. The company focuses on addressing key challenges in the AdTech ecosystem such as ad fraud, lack of transparency in the supply chain, and inefficient payment systems. Qchain's platform leverages blockchain to provide immutable records of ad transactions, enabling advertisers and publishers to verify ad delivery and combat fraudulent activities. The company positions itself as a solution to the trust deficit in programmatic advertising by creating a decentralized infrastructure where all parties in the advertising supply chain can verify transactions. Qchain's approach includes tokenization of advertising inventory and smart contract-based execution of ad campaigns, which aims to reduce intermediaries and associated costs while improving accountability across the advertising ecosystem.

Business model

Blockchain Platform

What they offer

  • Blockchain Ad Verification

    Immutable ledger system for tracking and verifying ad impressions and transactions

  • Smart Contract Execution

    Automated campaign execution and payment processing through blockchain smart contracts

Key features

Blockchain-based transaction verificationAd fraud preventionSupply chain transparencyTokenized advertising inventory

Use cases

Ad fraud detection and preventionSupply chain transparency verificationAutomated campaign payment processing

Customer segments

AdvertisersPublishersAd Networks

Tech & specs

Technology stack

BlockchainSmart ContractsDistributed Ledger Technology

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