Views or Compose: hosting a full video editor in a Kotlin app
Disclosure: I build Nitrakit , the video editor SDK used in this post. Picture the ticket: "Let users edit their clip before posting." An Android en…
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Android Version Code Strategy: versionCode vs versionName Done Right
Every release you ship to Google Play carries two version identifiers, and mixing them up is one of the most common — and most avoidable — release m…
The Danger of a Hidden Sun
I spent a weekend trying to make a 3D scene look less flat and ended up making it faster instead. The flatness and the frame drops turned out to be…
Private Photo Vault for Android: What “Offline” Really Means
When people search for a private photo vault for Android, “offline” often sounds simple. But in practice, it can mean several different things. An a…
10 Practical Ways to Make Your Smartphone Faster and Extend Its Life
Smartphones have become essential tools for communication, learning, work, and entertainment. However, over time, many users notice that their devic…
Will an Old 3G Phone Work as a Security Camera on Mobile Data? What the E, H and 4G Icons Mean for Offline and Low-Data Setups
Many old Android phones in drawers today are 3G phones. Some are 4G phones that have been set to 3G or 2G years ago and never changed back. If you w…
How to Publish a Unity Game on Google Play: Build Settings, Keystores, and AAB Export
Unity developers live in the editor, but the path to publish a Unity game on Google Play runs through Android build tooling that Unity mostly hides…
Apple's 4.3 spam check is a 30-second batch job. 22 rejections prove it
Originally published at tensorust.com . TL;DR: Apple App Review rejected 11 of my iPhone apps under Guideline 4.3 Spam . Then it did it again. Both…
Before you add certificate pinning, write the rotation story
Certificate pinning can narrow the credentials an application accepts, but it also adds a dependency between the server and shipped clients. For a b…
Google Play Appeal: How to Write an Enforcement Appeal That Actually Works
Getting an enforcement email from Google Play — a rejection, a suspension, a strike — triggers panic. Most developers fire off an angry, vague appea…
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…
poddub, make something worth listening to
What it is: Short podcast episodes created from your company documents. Use cases: Release notes: Let your team hear what the company shipped. Custo…
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…
How apps spot an Android emulator (part 1): build props and kernel tells
How apps spot an Android emulator (part 1): build props and kernel tells I spent a few days this month poking at a stock Android emulator to answer…
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…
The Screenshot Was Ready. The Status Bar Wasn’t.
A practical Android screenshot workflow for controlling battery, carrier, signal and status-bar details before export. The app screen looked right.…
Pawdub: a pet translator app that refuses to pretend it translates (Android, on-device)
A dog barks at the front door and a subtitle fades in under him: "THE MAILMAN HAS RETURNED. I WILL HANDLE THIS." That is Pawdub, a new Android app I…
Before You Hand Over a Broken Phone or Laptop: A Practical Prep Checklist
Disclosure: I'm part of the team at CellShoppe Phone & Laptop Fix , a repair shop in West Edmonton, Alberta, that has been operating since 2015.…
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…
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…
Introducing the Plans for Župnify
🚀 Introducing the Plans for Župnify We're planning something new at Treved! 🇸🇮 Meet Župnify , a planned app that aims to take the idea behind our ex…
Why HTTPS Won’t Save Your Checkout Flow: Building Zero-Trust State Machines in Kotlin Multiplatform
How to protect multi-step workflows, fin-tech funnels, and Server-Driven UI from step-skipping, state tampering, and replay attacks — with zero runt…
What Apple actually checks: an App Store submission checklist for a health app
Most App Store submission checklists are flat lists. They tell you what has to be true, in roughly the order Apple numbers its guidelines, which is…
Can you migrate to material_ui yet?
What changed, and why For years, package:flutter/material.dart came with the SDK. You installed Flutter, and Material came with it, same version, sa…
End of an era in Japan for classic push-button phones
Traditional Japanese flip phones, known as gara-kei, survived for decades with unique local features before final 3G network shutdowns ended their e…
Sphinx — your neighbourhood, turned into riddles
What I Built The screen shows one line: I am stone, flat, and written on. One of the dates on me is 1956. Then it goes away. You put the phone in yo…
Google Play DEX Code Optimization in Capacitor Apps
If Play Console shows a "DEX code optimization" finding for your Capacitor app, the Android project template is the cause. From February 2027, Googl…
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…