How to Publish Your First Android App on Google Play: A Complete Checklist
How to Publish Your First Android App on Google Play: A Complete Checklist Publishing your first Android app on Google Play involves more moving par…
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Deep‑link crashes in Expo Router when the app hits real traffic
The situation You are a mobile lead on a React Native product that just shipped version 2.4 with Expo Router 2.1.0. The release added a “share‑to‑ap…
Unexpected UI glitches after enabling React Native Fabric
The situation Say you are the lead mobile engineer on a cross‑platform product that ships a daily active user base of ≈ 500 k. The next sprint’s mil…
Architecting for Zero-Data Privacy: How I Implemented Android's Local-Only SQLite Architecture in Muffle
The Silent Crisis I was sitting in the front row of a Friday Jumu'ah prayer. The imam had just begun the khutbah, the room was perfectly still, and…
Easy Full Stack Authentication and Login in the Style of Spring
Three requests leave your app just as its access token expires. If each refreshes independently, the first exchange can invalidate the refresh token…
Android on iOS, Web & Desktop Efficiently and for Free
We are not the first to bring Android to iOS. Earlier projects brought Android's runtime along with the application. Dalvik was built for Android, i…
Unexpected UI‑Thread Jank When Using Reanimated 4 Worklets
The situation You are a mobile engineer on a small React‑Native team (React Native 0.73, Reanimated 4.5). The sprint goal is to implement a draggabl…
Stop Bypassing SSL in Flutter: Solving the Missing Intermediate Certificate Nightmare with AIA Chasing
Stop Bypassing SSL in Flutter: Solving the Missing Intermediate Certificate Nightmare with AIA Chasing Every Flutter developer has run into this mad…
Измеряя незримое: что и как измерять в мобильной разработке (часть 2)
Всем привет! Меня зовут Алексей, я техлид Android-направления в компании Домклик. В прошлой статье мы рассмотрели несколько базовых метрик. В этой ч…
Termux Copy code Output to Clipboard
📋 Stop Copying Terminal Output Manually! Meet ca , a Clipboard Shortcut for Termux Tags: #android #termux #bash #opensource If you use Termux on And…
Intune App Protection Policy Not Applying: A Read-First License, Targeting, and Check-In Triage
You assigned an Intune app protection policy (APP, also called MAM) for iOS/iPadOS or Android. Outlook still lets the user copy mail into a personal…
Building Custom Geofencing for Android Without Google Play Services
It happened during a critical team meeting. The room was silent, the project lead was outlining the Q4 roadmap, and then, my phone erupted with a lo…
Is Android App Protection Still Necessary After REA? How Should Developers Choose an App Hardening Solution in 2026?
Is Android App Protection Still Necessary After REA? How Should Developers Choose an App Hardening Solution in 2026? 1. Has REA Made Traditional APK…
Building a reading ruler that floats over every Android app: touch pass-through, Android 12's opacity cap, and masks
I make ReadFocus+, a small Android app that floats a translucent strip (a "reading ruler") over the screen, mainly for people with dyslexia or ADHD…
I Just Want to Build a Notes App That Respects You.
My accounts got hacked one evening at work. It made me ask who controls my notes. So I built Atomic Notes: notes on your phone first, cloud copy in…
Why Finding a PDF on Android Can Be Harder Than Saving It
Saving a file on a phone is easy. Finding it again three weeks later is a different problem. You remember receiving a PDF. You probably opened it. B…
Hidden program in cheap Android phones turns them into advertising tools from the factory
Bitdefender details Midnight Mimosa, a preinstalled firmware malware found on low-cost MediaTek-based Android devices across 150+ countries. The ana…
How I Kept a 4K Media Client Under 1 MB (When Every Player App Weighs 100 MB+)
I build small software. My latest project, RKMovies, is a 4K-capable media client for Android and Windows that ships as a 0.91 MB APK. Not 91 MB — 0…
Sinete: a 2-player bluffing card game in Godot 4.6, and what I learned making it (looking for Android testers)
I'm Rapha, a solo dev from Brazil. Sinete is a 2-player bluffing card game made in Godot 4.6, and it's in closed testing on Google Play right now. I…
Should You Leave the SIM Card in an Old Phone Security Camera? A Dual-SIM Guide for Offline, Wi-Fi and Mobile Data Setups
Most old Android phones that become security cameras still have a SIM card inside. Often it is the old number from before the upgrade. Sometimes it…
I run a private AI on my phone. Here's the exact set up.
Post #1: "I run a private AI on my phone. Here's the exact setup." I'm doing field research at the bottom of the scale debate: one person, one commo…
Lookout: The Offline AI Field Companion That Tells You to Put Your Phone Away
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 1: Touch Grass What I Built I built Lookout , a privacy-first Android field…
Native Desktop Themes for Production Apps
A desktop app needs more than larger versions of its phone controls. Dialogs need their own windows. Title bars, scrollbars, and keyboard focus need…
Google's October Update Gives Car Makers a Paintbrush, and I Have Mixed Feelings About It
Google dropped the October 2026 Google System Update a few days ago. Buried inside Google Play Services v26.39 is something that actually matters if…
Architecting a Privacy-First Android App: Why Local-Only Storage Beats Cloud Sync
It happened during a job interview. My phone decided that the precise moment I was explaining my technical background, it needed to play a loud, upb…
I built a period tracker that never asks for an account
This week I shipped the first public version of Mori, an Android period tracker. The product rule I started with was simple: no account, ever, for t…
Your Push Request Succeeded. The Device Key Is Dead.
Your server sends a push request and gets a successful response. Somewhere in the target list is a device key that stopped working weeks ago. The re…
Run Android Tests on Real Phones in GitHub Actions
Emulators in CI are fine until your app cares about being on a real device. Once a sensor check or hardware-specific behaviour enters the picture, a…
The Real Challenges of Testing Android Apps Across Devices
The hardest part of shipping an Android app is not building it; it’s making sure it works on the thousands of devices your users actually own. An ap…
Noted: a Hinglish-aware app that turns my friend's WhatsApp chaos into calendar events
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I Built I asked a friend what app he wished he had, and the an…