Decentralized Applications

Updated on January 5, 2024
Article byShrestha Ghosal
Edited byAshish Kumar Srivastav
Reviewed byDheeraj Vaidya, CFA, FRM

What Are Decentralized Applications (dApps)?

Decentralized applications, or dApps, are software applications that operate on a decentralized network instead of relying on a central server. It uses the principles of decentralization and blockchain technology and offers increased transparency, resistance to censorship, and automation through smart contracts. It enables peer-to-peer interactions and maintains data integrity.

Decentralized Applications - 1

You are free to use this image on your website, templates, etc, Please provide us with an attribution linkHow to Provide Attribution?Article Link to be Hyperlinked
For eg:
Source: Decentralized Applications (

A single entity controls decentralized applications and offers several advantages. They are transparent because of their open-source nature and the immutable characteristics of the blockchain. All the transactions are recorded and verifiable, which boosts a sense of confidence among its users.

Key Takeaways

  • Decentralized applications are web or mobile-based software applications that function on a decentralized network instead of depending on a single central server.
  • It utilizes the principles of decentralization and blockchain technology and provides enhanced transparency, automation through smart contracts, and resistance to censorship. It allows peer-to-peer interactions and helps maintain data integrity.
  • The decentralization network allows the control and decision-making to be distributed across a network of nodes instead of being controlled by a single entity.

Decentralized Applications Explained

Decentralized applications, or dApps, are web or mobile-based applications that run on decentralized networks like blockchains. Unlike traditional centralized servers, they do not function on a single network that a single entity controls. It acts on the principle of decentralization, meaning that the authority and decision-making are distributed across a network of nodes instead of being concentrated within a single entity.

Decentralized applications function on blockchain technology, which serves as the core infrastructure for most dApps. Blockchains are immutable, distributed ledgers that record all transactions in a transparent and verifiable manner. This ensures the data remains tamper-proof and trustworthy, as records cannot be altered once added to the blockchain.

Financial Modeling & Valuation Courses Bundle (25+ Hours Video Series)

–>> If you want to learn Financial Modeling & Valuation professionally , then do check this ​Financial Modeling & Valuation Course Bundle​ (25+ hours of video tutorials with step by step McDonald’s Financial Model). Unlock the art of financial modeling and valuation with a comprehensive course covering McDonald’s forecast methodologies, advanced valuation techniques, and financial statements.


The uses of decentralized applications are:

  • The applications have become a solid competition to traditional financial systems by enabling peer-to-peer lending, borrowing, and trading. Various decentralized platforms allow users to access financial services without intermediaries, using smart contracts to automate transactions and enforce agreements.
  • DApps can be used to track and verify the entire supply chain of products, ensuring transparency and authenticity. This is especially valuable in industries like agriculture and luxury goods, where consumers can trace the origin and journey of products to guarantee their quality and ethical sourcing.
  • They can create secure and verifiable digital identities that users can control. This is crucial for reducing identity theft and giving individuals more control over their data.
  • These applications can facilitate decentralized content sharing and social networking platforms that give users control over their data and content. These platforms aim to reduce the issues of data privacy and censorship seen on traditional social media.
  • Blockchain-based applications have entered the gaming industry, offering players ownership of in-game assets and enabling peer-to-peer trading of virtual items.


Some common types of scams with decentralized applications in blockchain are as follows:

  • Ponzi Schemes: Some applications offer high returns on investments and encourage users to refer others to the platform, promising early investors using funds from new participants. Eventually, these schemes collapse and leave many investors with losses.
  • Exit Scams: In these scams, developers create seemingly legitimate applications and raise funds from investors. Then they suddenly disappear with the money, leaving behind an abandoned project.
  • Phishing: Scammers create fake websites or clone legitimate ones to trick users into entering their private keys or other sensitive information. After obtaining the user data, the scammers can access users’ wallets and funds.
  • Fake Initial Coin Offerings: Fraudsters create artificial initial coin offerings for non-existent projects, collect investments, and collect substantial money. Finally, they disappear without notice, leaving the users at a loss.
  • Malicious Smart Contracts: Scammers deploy malicious smart contracts that appear legitimate but are created to exploit vulnerabilities and steal user funds.
  • Impersonation: Scammers may impersonate famous projects, team members, or influencers on social media platforms, attracting users to invest in fake projects or share sensitive information.


Let us go through the following examples to understand these applications:

Example #1

Suppose Alpine Gaming is a company that creates games on blockchain networks. They use non-fungible tokens (NFT) to signify the ownership of the in-game items. These games reward the players with cryptocurrencies. This is one of the examples of decentralized applications.

Example #2

Polygon Labs has announced that it will collaborate with Meroku Protocol V2 to ensure a smooth dApp experience for its users. Meroku is an advanced toolkit across popular blockchain networks. This partnership will enable Polygon to utilize Meroku’s features and offer blockchain flexibility.

Advantages & Disadvantages

The decentralized applications in blockchain have the following advantages:

  • These applications operate on decentralized networks like blockchains, reducing reliance on single control points and enhancing resilience against censorship and system failures.
  • Transactions and data on the applications are recorded on a public ledger and offer transparency. This may boost trust between users, as anyone can check the honesty of the transactions.
  • The applications use cryptographic methods and consensus techniques, making them secure against hacks and unauthorized access. Smart contracts enforce agreements automatically, reducing the risk of fraud.
  • DApps provide users with ownership of their data and digital assets. Users have more control over their interactions, ensuring privacy and reducing the influence of centralized entities.
  • These applications can eliminate intermediaries in several processes, like financial transactions and supply chains, leading to faster and more cost-effective interactions.
  • They are accessible to anyone with an internet connection, promoting financial inclusion and equal access to services regardless of geographic location.

The disadvantages of decentralized applications are:

  • Many such applications struggle to handle many users and transactions simultaneously, leading to slow performance and increased transaction costs on some blockchain networks.
  • dApps often require users to manage private keys, understand blockchain concepts, and navigate unfamiliar interfaces, making them less user-friendly, especially for users who are not tech-savvy.
  • The decentralized nature of the applications may make it difficult to regulate and enforce the laws and regulations, resulting in legal and ethical issues.
  • Once the transactions are confirmed on a blockchain, they are irreversible. This can be problematic if a user makes a mistake or in cases of fraud.
  • Some blockchain networks consume significant amounts of energy due to their consensus mechanisms, negatively impacting the environment.
  • Smart contracts can have coding errors that lead to vulnerabilities, which malicious users can exploit to steal funds.

Decentralized Applications vs Centralized Applications

The differences are as follows:

  • Decentralized Applications: These applications operate on decentralized networks like blockchains. They offer a new approach to software development and user interaction. dApps utilize the principles of decentralization in blockchain technology. They allow peer-to-peer interactions, ensuring no single entity has complete control over the application or its data. These offer several advantages, including increased security, reduced intermediary dependence, and enhanced user data privacy. User experience may be complicated for some users as these applications require them to manage private keys and understand blockchain concepts.
  • Centralized Applications: These applications, also known as traditional applications, operate on centralized servers controlled by a single entity. They are common in most industries and are easy to use, offer consistent user experience, and quick updates. Centralized applications provide centralized control, allowing developers to maintain and manage the software efficiently. They can quickly adapt to changing requirements and user feedback.

Frequently Asked Questions (FAQs)

1. What are the requirements for decentralized applications?

These applications usually require a decentralized network, like a blockchain, to operate. They leverage smart contracts to automate actions, and users interact with them through web or mobile interfaces. Developing such applications requires proficiency in blockchain technology, programming languages, and a deep understanding of cryptographic principles. Additionally, these applications must provide clear user interfaces, data privacy measures, and security audits to ensure the safety of funds and data.

2. How are decentralized applications created?

Creating these involves several steps. Developers choose a blockchain platform and use languages like Solidity to code smart contracts that define the application’s logic and functions. They create user interfaces for interaction, usually computer-based or mobile applications. After the development, smart contracts are deployed to the blockchain. The users can access the dApp through their wallets, interact with the smart contracts, and participate in its activities.

3. Do decentralized Applications need KYC?

These applications may require KYC(Know Your Code) verification, depending on the nature of the application and the regulatory requirements. Some dApps, especially the ones related to finance, may implement KYC procedures to ensure user identity and compliance. However, some applications offer pseudonymous interactions and do not require KYC.

This article has been a guide to what are Decentralized Applications (dApps). We explain their examples, comparison with centralized application, uses, scams, and advantages. You may also find some useful articles here –

Reader Interactions

Leave a Reply

Your email address will not be published. Required fields are marked *