Blog
Source-backed writing on Android battery health, charging, and what really drains your phone. Every factual claim cited to a primary source — academic papers, manufacturer specs, or Android documentation.
- 4 min read
How to make a custom battery widget on Android
Build your own home screen battery widget in about a minute: pick a size from 1×1 to 4×2, drag in battery %, time remaining, temperature and screen time, then choose the background, colors and text size. A step-by-step guide with screenshots.
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- 9 min read
Why adb wireless debugging fails on macOS — and the Local Network Privacy fix
Your phone is on the same Wi-Fi and pings fine, but adb connect returns 'No route to host' and the device never appears. On macOS 15 and later it's almost never the phone — it's Local Network Privacy silently blocking adb, plus a flaky mDNS backend that hides the device. How to diagnose and fix both.
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- 7 min read
Why your 1-row Android widget shows up 2 cells tall on some phones
Android has two widget-sizing systems and two published dp↔cell formulas that disagree. A widget designed for 1 row renders as 2 on Sony Xperia and other launchers, and there is no config-only cure.
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- 9 min read
What drains your Android battery overnight — backed by research
Why phones lose 10–30% overnight: cellular radio search, push wakeups, background sync, and AOD. Every claim sourced to academic papers, Android docs, or manufacturer data — no vendor blog spin.
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