Explore 663 articles on iOS performance
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Emre Erkek from Getir reveals how they turned Maestro from a simple testing tool into a deterministic platform that runs thousands of tests daily. Most teams fail at E2E testing scale—here's the architecture th...
Kudo Chien, Nishan Bende, and Aleksander Mikucki from Expo just made it possible to use native SwiftUI and Jetpack Compose components directly in React Native apps. No JavaScript reimplementation required.
Essam Fahmy from Deloitte reveals why 70% of users abandon slow apps—and shares the exact techniques that cut load times by up to 70%. If your mobile team treats performance as an afterthought, this breakdown w...
Ashan Perera from PickMe Engineering hit a performance wall that every React developer dreads: typing a single character into a table cell caused a multi-second freeze. His solution? Strip out the entire UI lib...
Jacob Bartlett puts SwiftUI and UIKit through the ultimate stress test: a feed of 22,000 animated GIFs running at 120fps. The results might surprise you.
TelemetryDeck is processing analytics for 16 million users monthly using Swift on the server. The infrastructure costs and performance gains are making Python and Node developers take notice.
Dan Federman from Tolan reveals how Claude now writes 55% of their iOS commits. And their crash-free rate improved while doing it.
Dilek Eminoğlu from Teknasyon breaks down Apple's Combine framework—the reactive programming tool that's been quietly transforming iOS async code since WWDC 2019. If you're still wrestling with callback hell, t...
Antoine van der Lee stopped guessing what to build next. By connecting his AI coding agent to Amplitude analytics via MCP, he now makes product decisions backed by real user data without leaving his IDE.
Wealthfront's iOS team eliminated merge conflicts entirely and cut build times by breaking their 10-year-old monolith into modules. Here's how XcodeGen made it possible.
Half of all users uninstall an app after a single performance issue. A peer-reviewed paper puts specific numbers on the thresholds that separate apps people keep from apps they delete.
Revyl introduces a CLI tool that gives Claude Code vision-based mobile app testing capabilities. The tool interacts with apps like a human — no scripts, selectors, or element IDs needed — enabling a full write-...
Antoine van der Lee (@twannl) found a quick way to get performance fixes from Xcode Instruments: deep copy the Time Profiler call tree and paste it into an AI agent.
Sentry ran 1,350 trials to answer an uncomfortable question: does their newly acquired XcodeBuildMCP tool actually beat a simple markdown file for iOS development?
Antoine van der Lee from SwiftLee just open-sourced an Agent Skill that teaches AI to write Swift tests the right way. No more serialized tags killing your test performance.
Apple is quietly pushing developers away from the native iOS stack they've championed for over a decade. The evidence? Look at what they're building, not what they're saying.
Ravindu Wataketiya from PickMe makes the case that haptic feedback is the silent hero of mobile UX. It's the detail users don't notice until it's missing—and it can elevate a mediocre app to exceptional.
React Native 0.84 just dropped with automatic performance wins for every app. No migration needed, no config changes required—just faster execution and lower memory usage out of the box.
Phil Niedertscheider from Sentry reveals how Swift's type system can catch metric API bugs before they compile. No more sending garbage data like memory addresses to production.
Adam Ernst, Meta's IC9 Distinguished Engineer, spent two years building a framework that completely failed. His brutally honest postmortem reveals more about reaching the highest IC levels than most success sto...