Native Android without compromises
We build exclusively for the Android SDK. No compromised wrappers, no shared-canvas shortcuts—just pure Kotlin and Jetpack Compose engineered for absolute hardware efficiency.
120Hz
target rendering
100%
native Kotlin


Engineered for 120Hz rendering
We bypass high-level abstractions to write direct Jetpack Compose layouts and native Kotlin. By targeting the hardware directly, we unlock fluid UI transitions and zero-latency interactions that feel completely integrated with modern high-refresh-rate screens.
Fragmentation solved at compiler level
We don't hope for compatibility; we engineer it. Our custom automated testing pipeline runs every commit across a physical grid of thousands of active Android devices, ensuring perfect UI fidelity and memory performance from budget handsets to flagship foldables.
Low-level control, high-fidelity results
Custom Physics Engines
Jetpack Compose Mastery
Native SDK Optimization
Direct integration of advanced graphics APIs to build custom transitions and interactive physics that generic frameworks simply cannot compile.
Declarative UI built from the ground up, utilizing state-hoisting and smart recomposition to maintain a locked 120Hz frame rate under heavy loads.
Zero overhead. We build directly on Google's native APIs, ensuring full accessibility compliance, instant startup times, and minimal binary footprints.
Build for Android first
Let's discuss your custom UI physics, performance targets, and device matrix.
SARGAS 20
Android-exclusive engineering from the SDK up.
Build for Android
hello@sargas20.com
Based in Berlin, building globally
Kotlin exclusive
© 2026 SARGAS 20-Android-exclusive engineering from the SDK up.
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