Insights

Performance

Performance optimization is crucial for delivering a smooth, responsive experience in React Native applications. Explore techniques for improving startup time, reducing bundle size, optimizing renders, and handling memory efficiently to create applications that delight users across all devices.

Podcast Cover
podcast
5/15/2024

Creating Performant React Native Animations

Animations and performance: friends or foes? Tune in to learn how not to break your React Native app's user experience.

Expert EngineeringFinance

Enhancing Expensify app performance

5x
faster message sending time
Article Cover
Article
3/29/2024

Streamline Native Dependencies for Faster Time-to-Interactive

Learn how to optimize React Native app performance by managing native dependencies effectively. Discover tools to identify and remove unused dependencies.
Podcast Cover
podcast
3/28/2024

React Native Performance in 2024: Challenges, Solutions, Forecasts

Join us as we explore the latest developments in React Native performance optimization with experts from Expo and Callstack.
Article Cover
Article
2/16/2024

How to Optimize SVG for Size and Rendering Speed

Discover the role of Scalable Vector Graphics (SVGs) in app development. Learn how to optimize SVGs with tools like SVGO.
Events Cover
Webinar
2/15/2024

Top 5 Metrics You Need to Track When Optimizing Your React Native App

Watch a webinar on optimizing React Native apps to learn the top 5 metrics every React Native team should track to improve performance, reduce load time, and boost user experience.

Expert EngineeringSports & Entertainment

Improving Chat Performance and Creating a Custom UI Library

78%
bundle size reduction (from 50 MB to 11 MB)
Events Cover
Webinar
7/21/2023

Improving React Native App Performance: Practical Tactics and Real-Life Case Studies

Learn how to improve your React Native app's performance with practical tactics, metrics, and real-life case studies from Callstack experts.
Events Cover
Webinar
5/16/2023

Practical Approach to React Native Optimization for SMEs and Enterprises

Learn how Callstack improved a React Native app’s performance and user ratings through a real-world audit. Watch the webinar to see how it was done.
Podcast Cover
podcast
3/16/2023

Profiling in Native and React Native

Get insights into profiling your React Native app from our experts in this podcast episode.
Events Cover
Event
2/24/2023

Automated Performance Regression Testing With Reassure

Developers often fix performance issues in React apps, but this is unsustainable and prone to regressions. Reassure, a testing library, helps spot problems before production, enhancing automated testing suites.
Article Cover
Article
2/22/2023

Optimize Your React Native App’s JavaScript Bundle

If Metro slows down your app, optimize your app's JavaScript bundle with alternative performant bundles, like Re.Pack, react-native-esbuild, or rnx-kit.
Hire us

Need to boost your app’s performance?

We help React Native teams enhance speed, responsiveness, and efficiency.

Talk to our team

We’ll connect you with the right expert within 24 hours.

Talk to our team