Android × UI Performance
Android UI Performance
We track 101 Android UI Performance case studies from 62 engineering teams. Airbnb, Meta and Google write about it most. Many posts also cover Performance Profiling and Jetpack Compose. The posts run from 2014 to 2026. The newest is from October 2026.
Android UI Performance articles 1–30 of 101
Bring 3D to Life in Flutter with flutter_scene and Flutter GPU
Amorn Apichattanakul built a 3D hotel tour in Flutter and discovered the hard truth: one demo ran at 120fps, the other barely hit 25fps. Here's what actually works for 3D in production apps.
Gesture Handler's Touchable: Button We Wish We Had Sooner
Jakub Piasecki from Software Mansion just solved React Native's button problem. After shipping 9 different button components, they built one to replace them all.
Flutter Too Slow for Images? Rush It With Rust
Amorn Apichattanakul from KBTG just shattered a common Flutter myth: it's not the language that's slow, it's the codec. His benchmark results are eye-opening.
Under the Hood: Android 17's Lock-Free MessageQueue
Shai Barack and Charles Munger from Android reveal how a 20-year-old lock in MessageQueue was secretly causing UI jank across the entire Android ecosystem. Their solution? A lock-free data structure that's up t...
The Silent Performance Killer: How a Single Lambda Nearly Destroyed My Compose UI
Raditya Gumay from GoTo discovered his navigation UI was recomposing 60+ times per minute. The culprit? A single lambda inside a data class that looked completely innocent.
The Journey to Compose Hot Reload 1.0.0
Sebastian Sellmair and Azat Abdullin from JetBrains reveal how they built Compose Hot Reload 1.0.0—a zero-config tool that lets you update Kotlin UI code instantly while preserving app state. The engineering be...
Adaptive Design: Moving Beyond Mobile-Only Apps
Fahd Imtiaz from Google's Android team reveals a stark reality: tablet and foldable users spend 9-14x more on apps than phone-only users. The mobile-only era is officially over.
Orchestrating our UI test suite with Maestro
Doist's Android team faced a brutal reality: their UI test suite was so flaky that only 50% of runs passed on the first try. PRs sat idle for hours waiting for reruns.
Modernizing ExoPlayer with Media3’s Compose UI
For years, video playback was the one piece of Android UI that refused to go fully declarative. That changed when Google shipped Media3's Compose UI module.
Making Android WebView 2.5× Faster (And Proving It with Data)
Timur Borgalinov from Uzum Market turned Android WebView from a performance black hole into a predictable, measurable component. His team achieved 2.5× faster load times with data to prove it.
Reddit: Making Android Videos Super Fast
Reddit cut video loading time in half on Android. Here's how they did it with ExoPlayer optimization, player pooling, and smart prefetching strategies.
5 Jetpack Compose Tricks That Simplify UI Logic
Anjuka Koralage from PickMe Engineering discovered that migrating to Jetpack Compose wasn't just about replacing XML layouts. It required a complete mental shift in how to think about UI architecture.
Performance Optimization for Android XR Devices
Google just dropped a comprehensive guide for Android XR performance optimization, and the stakes are higher than traditional mobile: miss your frame rate target and users get motion sickness, not just frustrat...
Building Native Trading Charts for Android
The Groww Engineering Team just open-sourced their playbook for building trading charts that render 2,000+ candlesticks at 60fps. No third-party libraries, pure native Android.
Accelerating Mobile App Development at Zalando with Rendering Engine and React Native
Zalando is migrating 90+ screens across iOS and Android to React Native without rebuilding their entire app. Here's how they're pulling it off for 52M+ customers.
Accelerating our Android apps with Baseline Profiles
Meta just shipped a masterclass in Android performance optimization. Their apps now load up to 40% faster thanks to one underutilized Android feature.
Recomposition Is Not a Bug — You Are
If your Jetpack Compose UI is recomposing like crazy, the framework isn't broken—your code is fighting it instead of working with it.
UNISOC Leverages ADPF for Enhanced Android Gaming Performance | Developer stories | Android Developers
UNISOC just proved that Android's Dynamic Performance Framework (ADPF) isn't just theory. Their implementation with LineageW delivered a 50% frame rate boost in real-world testing.
Link Inlining Optimization for Android
Alex Dadukin from Just Eat Takeaway reveals how inline links in Android apps create a localization nightmare. Their team evaluated three common approaches and found them all fundamentally broken.
The Story of Pixels
Piyal Madushanka from PickMe breaks down why that 500x500px button looks completely different on your Pixel vs. your Samsung. The answer lies in understanding three deceptively simple concepts that every mobile...
How server-driven UI is revolutionizing mobile app experiences
Careem was losing weeks waiting for app releases just to update a banner. During Ramadan, when customer behavior shifts daily, that delay was killing their food business.
Building 3D Animations in Mobile Apps
Yağız Gürgül from Wise Engineering reveals how they shipped interactive 3D animations in their mobile app—and crushed a 324 MB asset bundle down to just 3.7 MB. The secret? A clever web-based approach that deli...
Android Developers Blog: Performance Class helps Google Maps deliver premium experiences
Google Maps just pulled back the curtain on how they deliver smooth experiences across Android's massive device fragmentation. The secret? Performance Class.
Building a Floating View in Android: A Practical Approach - Final Part
Fauzi Mubarok from IDN Engineering wraps up his floating view series with the polish that separates good Android UIs from great ones. That magnetic snap-to-edge effect you see in TikTok and Shopee? Here's how t...
Building a Floating View in Android: A Practical Approach - Part 1
Fauzi Mubarok from IDN Engineering breaks down how to build those addictive floating reward bubbles you see in TikTok and Shopee. Turns out, creating smooth overlay views in Android requires some clever system-...
Jetpack Compose Performance
Hasan Kuşçu from Trendyol reveals why your Jetpack Compose app might be recomposing way more than it should. The culprit? Compose treats most classes as unstable by default.
5 Mobile app optimization tips to enhance user engagement
Your mobile app's first impression isn't just important. It's everything. The Fullstory Team breaks down why most teams are optimizing blind, relying on assumptions instead of actual user behavior data.
Developers for adidas CONFIRMED build features 30% faster using Jetpack Compose
Nick Butcher and Florina Muntenescu from Google reveal how adidas CONFIRMED slashed feature development time by 30% with a single technology shift. The results speak for themselves: happier users, fewer crashes...
Bringing HDR photo support to Instagram and Threads
Meta serves trillions of image downloads daily. Now Instagram and Threads are pushing the boundaries of mobile photo quality with HDR support.
Macramé: Untangling the Knot on the Etsy Android Listing Screen
Etsy's Android listing screen had 4,000+ lines of code in a single file, single-digit test coverage, and 200 experiments running. Something had to give.