We have built 40+ mobile apps. Here are the mistakes that kill cross-platform projects before launch.

By David Friedman , Founder of AppBrewers

Cross-platform development promises write once, run everywhere. The reality is more nuanced. Here is what we have learned building React Native and Flutter apps for startups.

Mistake #1: Choosing Based on Hype

Flutter is Google-backed. React Native is Facebook-backed. Both are excellent. The right choice depends on your team, not the framework's popularity.

Choose React Native if: You have React web developers, need fast iteration, or want Expo's ecosystem.

Choose Flutter if: You need pixel-perfect UI, complex animations, or plan to target desktop/web later.

Mistake #2: Ignoring Platform Differences

Cross-platform does not mean identical.…