Building refined, utility‑focused web applications with a focus on performance, accessibility, and lo-fi aesthetics.
Free, refined web apps for hardware testing and focus — no downloads, no accounts, just open and go.
gamepad-api • visualization
Professional online controller testing platform. Visualize analog stick drift, button inputs, and vibration motors in real-time.
input-events • latency
Advanced keyboard testing suite featuring N-Key Rollover checks, debounce time analysis, and mechanical switch diagnostics.
pointer-events • polling-rate
Precision mouse performance analyzer. Check polling rates, double-click issues, and sensor accuracy directly in the browser.
audio-context • focus
Ambient sound mixer for deep work and relaxation. Features spatial audio blending, pomodoro timers, and offline support.
A complete ecosystem of precision instruments. Every feature is designed to deliver real results, instantly.
Direct access to Gamepad API, Pointer Events, and Web Audio — no plugins, no wrappers, just real hardware data with maximum precision.
Real polling rates, real latency numbers, real drift detection. No approximations — professional diagnostics directly in your browser.
No downloads, no accounts, no popups. Open URL → Start testing.
Curated ambient soundscapes. Mix rain, noise, and nature to create your perfect focus environment.
No paywalls, no subscription fatigue, and absolutely no interrupting ads.
Runs entirely in your browser. Perfect for flights or saving data. FlowNoiz is a full PWA.
Zero tracking, zero cookies, zero data collection. An anonymous, secure experience.
A modern, zero-compromise stack optimized for sub-millisecond hardware testing and instantaneous loads.
Zero-JS default static site generation. Extremely fast Initial Load Times and perfect SEO structure.
UI state management for complex logic in tools like KeyboardTest and ControllerTest, loaded only when needed.
A hybrid styling approach combining Tailwind utility classes and highly optimized BEM vanilla CSS.
Direct low-level browser access utilizing Gamepad API, Pointer Events, and AudioContext for raw diagnostics.
Join the journey. I document everything from technical deep-dives to raw indie-hacking experiences.
Raw, unedited conversations about shipping software, finding product-market fit, and surviving as a solo developer.
Listen on Spotify →A transparent look at my revenue numbers, growth strategies, and technical challenges sent straight to your inbox.
Subscribe on Substack →Even the coldest hardware benchmark deserves a warm, comfortable interface.
I believe utility tools don't have to look utilitarian. Every button radius, every background tint, every micro-interaction is a deliberate choice to make precision testing feel approachable — not intimidating.
The aesthetic is lo-fi, organic, and intentionally imperfect. Rounded edges instead of sharp corners. Warm stone tones instead of clinical grays. Software that feels like a well-worn notebook, not a sterile lab.
Whether you need to test hardware or find your flow — there's a free tool ready for you.