Callstack Jun 5, 2025

Build Modern Web3 dApps on Ethereum With React Native and Viem

Article Summary

Building Web3 dApps in React Native just got a major upgrade. Callstack shows how Viem is changing the game for Ethereum development on mobile.

Callstack published a comprehensive guide on building modern Web3 decentralized apps using React Native and Viem, a TypeScript interface for Ethereum. The article is part of their broader Web3 development series, addressing the challenges of bringing blockchain functionality to mobile platforms with better developer experience.

Key Takeaways

Critical Insight

React Native developers can now build production-ready Ethereum dApps with modern tooling that matches web DX while maintaining native performance.

The article reveals specific performance gains from ditching browser polyfills for native crypto implementations.

About This Article

Problem

React Native developers building Ethereum dApps had to deal with fragmented tooling and a poor developer experience. There was no unified way to integrate blockchain across mobile platforms.

Solution

Callstack's guide shows how to use Viem as a TypeScript interface alongside Web3Modal and Wagmi. This combination creates a better developer experience for Ethereum interactions in React Native.

Impact

Developers can build production-ready Web3 applications that work across platforms. The consistent tooling eliminates platform-specific workarounds and makes integration simpler.