Trust Wallet, the self-custody wallet acquired by Binance in 2018, removed nine years of accumulated code to shrink its app by 200 MB. This refactoring work, announced on October 19, 2026, targeted legacy code, outdated technology stacks and unnecessary dependencies. Before the optimization, the Android version occupied about 160 MB and the iOS version around 250 MB. The app has over 200 million downloads and supports more than 100 blockchains. CEO Felix Fan has signaled that further optimizations are planned, with the company promising additional code cuts ahead.
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