Web3 is changing decentralized and blockchain-based programs (dApps) by enhancing security, openness, and user control. Web3, unlike Web2, which utilizes centralized servers, uses blockchain technology to enhance ownership and trustworthiness.

Creating a Web3 app takes more than an idea. Selecting the right blockchain, deploying smart contracts, and achieving a smooth user interface are all key steps. Solidity (Ethereum), Rust (Solana), and Web3.js all make development easier.

It also depends on monetization through tokens, NFTs, transaction fees, community development, and regulatory compliance. The international market for Web3 stood at $3.17 billion in 2024 and can grow to $99.75 billion by 2034, at a compound annual growth rate (CAGR) of 41.18%.Web3 app development will become more popular as blockchain adoption increases.

This blog discusses it all, from development to marketing, to ensure you build a Web3 application successfully. 

What Is a Web3 App, and How Does It Work?

Web3 applications, also known as decentralized applications (dApps), are built on decentralized networks such as blockchain, allowing them to operate without centralized authority.

Web3 applications can be built on several blockchain networks. These applications frequently have a front-end interface that allows users to communicate with the decentralized backend via smart contracts or other blockchain-based protocols. Below are some examples of web3 applications.

1. Supply Chain Management Systems: These apps allow enterprises to use blockchain technology to track the flow of goods across the role of web3 in the supply chain.

2. DeFi Applications: These financial applications use a blockchain network to allow users to lend, borrow, and swap Bitcoin with no intermediaries.

3. Decentralized Social Networks: These social media platforms operate on a blockchain network, providing users greater control over their data and content.

4. NFT marketplaces: These platforms allow users to purchase and sell NFT marketplaces in 2025, which represent unique digital products such as artwork and collectibles.

Types of Web3 Apps

Web3 apps are diverse and unique, including non-fungible token (NFT) marketplaces to decentralized finance (DeFi) networks.  Each app may fall into a separate industry, yet they all target providing open, secure, and user-centric experiences through blockchain technology. The following are the most popular categories of Web3 apps:

• DEXs (Decentralized Exchanges): Exchanges that enable consumers to trade cryptocurrencies without having to go through traditional centralized exchanges are referred to as DEXs (Decentralized Exchanges).
• Lending Platforms: Use smart contracts to manage loans, making it easier to borrow and lend digital assets. Staking and restacking services allow users to lock their tokens for rewards, improving network functionality and security.
• Non-Fungible Tokens (NFTs): Non-fungible Tokens (NFTs) are separate digital assets that represent ownership or validity. NFT marketplaces are online venues that allow manufacturers and collectors to buy, sell, and trade NFTs.
• Cross-Chain Bridges: Software that improves interoperability by enabling the transfer of data and assets between blockchain networks.
• Wallets with Add-on Features: These wallets offer additional services, such as token swapping and direct interaction with DApps, alongside their use for cryptocurrency storage.
• Crypto Games: Blockchain games where users can earn Bitcoin through playing and possessing in-game assets such as NFTs.
• Portfolio trackers: Portfolio trackers are software that allow investors to monitor and track their portfolios of digital assets across numerous platforms.

How to Develop A Web3 Application?

Let’s now examine a concise, practical roadmap for developing Web3 apps that divides the procedure into doable phases.

1. Specify Your Project’s Objectives And Vision.

Let’s begin by discussing why. A clear knowledge of your objectives is the first step in any Web3 app development process. Do you want to transform DeFi? Start a Web3 game app that becomes viral? Or perhaps develop an NFT marketplace that offers an unmatched user experience? Even the most advanced technology won’t have much of an effect without a clear goal.

Think about the special benefits your Web3 app will offer. Every choice you make, from selecting your blockchain network to designing your user experience, will be guided by a clear vision. Keep in mind that developing Web3 apps requires both creativity and technical know-how.

2. Select Your Tech Stack and Blockchain

Think about things like scalability, security, pricing, and transaction speed. Next, pick the tools, frameworks, and programming languages that operate best with the blockchain of your choice. 

Consider scalability if your Web3 app development project involves millions of users, a load-bearing network will be necessary. Polygon and other Layer 2 methods can provide a smooth scaling choice.

3. Select the Development Group

The age-old query: Is it better to hire an internal team or hire a third party to develop Web3 apps? Although in-house teams provide deep project integration and total control, they are expensive and time-consuming. Conversely, outsourcing provides you with access to seasoned Web3 specialists who are ready to go.

You can save time and money as a startup by outsourcing. Seek partners who have a track record of developing Web3 apps and who communicate openly.

4. Development of Tech Specs

Make a thorough technical specification document that describes your application’s design, features, data structures, and integrations. The development team uses this paper as a guide. The development of Web3 apps necessitates careful technological planning.

5. Whitepaper Development and Tokenomics

The foundation of any Web3 project is tokenomics. A properly designed token economy encourages user participation and guarantees steady growth. In contrast, your whitepaper explains your vision, technologies, and roadmap to prospective investors and users.

Your whitepaper should discuss real-world issues that your Web3 app development resolves, and your tokenomics should be simple to comprehend. Steer clear of too much jargon.

6. Design of UX/UI

Make an effort to design an intuitive user interface. Although the internal workings of Web3 apps can be complicated, the user interface should be easy to use and intuitive. User-centric design must be given top priority while developing Web3 apps. Even users may be put off by a cumbersome UI.

7. Phase of Development

It consists of three essential elements that combine to form a useful Web3 application. Smart contracts are used in Web3 app development to automate tasks like payment or reward distribution, handle crypto assets (tokens, NFTs), and implement essential business logic (such as trading rules or game dynamics). The foundation of decentralized apps is smart contract development, which specifies how the system functions on the blockchain.

Despite Web3’s emphasis on decentralization, a backend can still be useful. When developing a Web3 application, the backend handles tasks that are not suitable for on-chain processing, such as storing large datasets (via off-chain storage such as IPFS), performing complex calculations, dealing with user authentication (in certain cases), and delivering dynamic content to the frontend. The front end of a Web3 application is the interface that allows users to engage with the blockchain technology that powers it.

In Web3 app development, the front displays data obtained from the backend (via the API), or the blockchain, and it links to user wallets (like MetaMask) to let users engage with smart contracts (viewing data, initiating transactions).

8. Auditing and Testing

Because blockchain applications run in a harsh environment, thorough testing is a must. Every piece of code needs to be carefully examined, from functional tests to outside security audits.

9. Installation and Start-Up

Launch your application to the public after deploying your smart contracts on the mainnet. Make sure your deployment strategy includes user onboarding and scalability procedures.

10. Marketing and Community Development

Creating and interacting with a community is the goal of Web3 app development. Using online forums, social media, and other platforms, create a vibrant community around your initiative. Attracting users and promoting adoption requires effective marketing.

11. Upgrading, Maintaining, and Supporting

To guarantee the functioning and continuous advancement of your application, provide regular maintenance, assistance, and upgrades. The development of Web3 apps is a continuous process of refinement and iteration. 

Latest Tech Stacks Required to Develop A Web3 Application

The development of Web3 apps involves a mix of technologies and tools. These are a few of the latest technology stacks needed to construct web3 mobile apps.

1. Blockchain Technology

The most important prerequisite for developing a Web3 application is a blockchain platform. The most popular blockchain technology platform for creating Web3 applications is Ethereum.

2. Programming Languages for Smart Contracts

Code that executes itself on a blockchain platform is known as a blockchain smart contract. The most popular programming language for creating smart contracts is Solidity.

3. Web3.js

A JavaScript package called Web3.js provides a means of communicating with the Ethereum blockchain. Developers can write client-side programs with it. It also supports data queries and transaction transfers between the web3 application and the blockchain.

4. Wallets

The most popular wallet for Ethereum-based Web3 applications is MetaMask. Web3 applications need wallets as a way to communicate with the blockchain.

5. Tools for Testing

To guarantee the security and dependability of smart contracts, testing is essential while developing Web3 applications. Smart contract testing can be done in a development environment with tools like Truffle and Ganache.

6. Frameworks for Development

Web3 apps can be developed and deployed more quickly with the help of development frameworks like Embark and DappHub. Blockchain technology, smart contract programming languages, JavaScript libraries, decentralized storage, wallets, testing tools, and development frameworks are all necessary for creating Web3 apps. 

Read Also: What is GameFi? 

Features Required to Develop A Web3 Application

Web3 apps, sometimes referred to as decentralized apps or dApps, differ from conventional centralized apps in several ways. The following are a few essential components of Web3 mobile app development:

• Decentralization: Web3 applications are distributed. It indicates that a particular organization or authority does not govern the web3 software. They are more resistant to censorship and attacks because they operate on a dispersed network of nodes.
• Transparency: Anyone can confirm the legitimacy and integrity of transactions because of the blockchain’s transparent and publicly accessible data.
• Lack of trust: Web3 applications are made to function without requiring confidence. It is accomplished by creating smart contracts. They are self-executing programs that enforce the conditions of the agreement while operating on the blockchain.
• Tokenization: Tokens like asset tokenization development or digital assets that represent anything of value, such as money, shares, or awards, are frequently used in Web3 apps.
• Open Source:  Web3 applications are frequently created as open-source software, which enables anybody to help with the app’s creation and enhancement.
• User Control:  Web3 apps enable users to manage their identities, access control, and privacy, giving them greater control over their data and digital assets. 

What is the Cost to Develop A Web3 Application?

A Web3 application’s development cost might vary based on several parameters. The following are some important parameters that may affect the price of developing a Web3 app:

1. Type of Blockchain

The cost of developing web3 software can be greatly impacted by blockchain technology. Since Ethereum is the most widely used blockchain for Web3 apps, it is a good option if you are unsure about which kind of blockchain to pick. For a precise pricing estimate, speak with the experts at the Ethereum development business.

2. Complexity of Smart Contracts

The cost of developing a smart contract in Defi can be affected by its code complexity. More complicated smart contracts may take longer to create and test. Therefore, consider your project budget when making plans for the creation of smart contracts.

3. Design of User Interfaces and User Experiences

The Web3 application’s user interface and user experience design may affect the price. Although it might take more time and money to create, a well-thought-out and user-friendly interface can increase user engagement and retention.

4. Aspects of Security

When creating Web3 apps, security is a crucial factor. The cost of development may increase if smart contracts are created and a safe connection between the application and the blockchain is ensured.

5. Experience of the Development Team

The cost of development may be influenced by the team’s experience and skill. Although they may cost more, skilled developers could be able to create the application more quickly. 

Depending on the complexity of the application and the previously listed elements, the total cost to construct a Web3 application can vary from a few thousand dollars to several hundred thousand dollars or more. Hiring web3 developers or collaborating with a development team that can provide you with the best web3 development services within your budget is crucial.

Examples of Transformative Web3 Applications

Here are a few examples of Web3 applications:

• Polkadot

The multichain concept for the decentralized web is intended to be realized by Polkadot, a decentralized web3 blockchain initiative. True interoperability, parachains, parathreads, great energy efficiency, and user-driven governance are some of the characteristics that set Polkadot apart from the other third-generation advanced blockchains. The development of creative dApps and solutions that can smoothly handle a variety of web3 applications is made easier by Polkadot’s ecosystem.

• Axie Infinity

The play-to-earn paradigm used by the web3 gaming platform Axie Infinity enables players to play, earn, and exchange NFT-based game assets, such as collectibles, vehicles, skins, and weaponry. Users must finish a series of steps, including creating an Axie Infinity account and connecting the wallet to access the Axie Infinity platform.

• Uniswap

An open and decentralized network protocol is used by Uniswap, a web3 DeFi exchange protocol, to fully transfer ownership to users rather than a single organization. A financial marketplace that is open and available to everyone involves developers, traders, and liquidity providers.

Conclusion

Launching a Web3 app requires a well-structured approach that blends blockchain technology, smart contracts, decentralized storage, and a user experience. From selecting the right blockchain network to developing secure and efficient smart contracts, each step plays a crucial role in ensuring your app’s success.

Security and scalability are key considerations, as Web3 applications operate in a decentralized environment with immutable transactions. Thorough testing, audits, and compliance with regulations help mitigate risks and build user trust. Additionally, integrating a user-friendly wallet system and optimizing gas fees can enhance adoption rates.

OBORTECH Smart Hub transformed blockchain integration by solving key challenges like multi-cloud interoperability, user accessibility, and scalability. It introduced a staking platform, a crypto payment gateway, and smart contracts to enhance security and transparency. These innovations made blockchain more user-friendly and efficient across supply chain, healthcare, and finance industries. SoluLab is a Web3 app development company that has experts who can help you launch web3 apps. Contact us today to discuss this further and hire a web3 developer!

FAQs

1. What is the role of smart contracts in Web3 application development?

Smart contracts automate processes in Web3 apps by executing predefined rules on the blockchain. They ensure transparency, security, and decentralization, enabling trustless transactions without intermediaries.

2. What programming languages and frameworks are commonly used in Web3 application development?

Solidity Ethereum and smart contract, Rust (Solana), and Vyper are popular languages. Frameworks like Hardhat, Truffle, and Foundry help in smart contract development, while web tools like Web3.js and Ethers.js connect frontends to blockchains.

3. How do Web3 apps make money?

Web3 apps generate revenue through transaction fees, token launches, staking mechanisms, NFTs, and decentralized finance (DeFi) models like lending or liquidity pools. Some also offer premium access via subscriptions or governance tokens.

4. What is a gas fee, and how does it impact Web3 apps?

Gas fees are transaction costs paid to miners/validators for processing blockchain operations. High fees can affect user adoption, making Layer 2 scaling solutions like Polygon and Arbitrum crucial.

5. What are the steps to launch a Web3 app?

Define the use case, choose a blockchain, develop smart contracts, integrate a frontend, test for security, deploy, and promote via community building and token incentives.