Flutter articles, videos and packages

clinical_calc: cited clinical formulas in pure Dart, with explicit units

by Abdeldjalil Chougui

Clinical formulas are short. Cockcroft-Gault fits on one line. That is the trap: the arithmetic is easy, and the mistakes are somewhere else. A creatinine value typed in µmol/L goes into an equation t...

clinical_calc: معادلات سريرية موثّقة المصادر بلغة Dart مع وحدات صريحة

by Abdeldjalil Chougui

المعادلات السريرية قصيرة. معادلة Cockcroft-Gault تُكتب في سطر واحد. وهنا الفخ: الحساب سهل، والأخطاء في مكان آخر. قيمة كرياتينين مُدخلة بـ µmol/L تدخل معادلة تنتظر mg/dL. قيمة eGFR منسوبة إلى 1.73 م² ت...

What happens if I have multiple Flutter apps?

by Flutter

You asked, we answered! Loïc Sharma, Software Engineer, answers your questions about the experimental Windowing API. Watch more Flutter Create → https://g.dev/flutter/create #FlutterCreate #Flutter

Migrating a Flutter Plugin from Platform Channels to JNIgen: Let’s do it!

by Abhishek Doshi , on Flutter Pro

A step-by-step guide to remove the Kotlin glue code from your plugin, without breaking your users! In my last article, we understood what direct native interop is and why it matters in Flutter 3.50.Bu...

Add 1:1 voice calling to a Flutter app in about 10 minutes (no servers to run)

by DevSquare

Adding calls to an app usually means learning WebRTC, running a signaling server, and setting up TURN relays so calls still connect on mobile data. That's weeks of work before you hear a single "hello...

Flutter Is Leaving CocoaPods. Our CI Isn’t Ready

by Paul-S

Our iOS pipeline was green. That was the problem. After upgrading to Flutter 3.50, every local build printed a warning about Swift Package Manager. The CI job printed no warning, installed pods from c...

Rewarding study time without punishing short sessions: the shell rules in a Windows focus app

by Liza Bhadana

How SeaSweep, a free study-focus app for Windows, turns minutes into rewards: one line of Dart, a step at 45 minutes, and a rule that a shorter session still counts. Short answer: SeaSweep pays 1 shel...

Building Tarot Gothique 2026: a gothic French tarot card game as a mobile app

by babylone01

Tarot Gothique 2026 is a French tarot card game (jeu de tarot) with a gothic art direction, built as a mobile app for Android, with a Windows edition planned. Here are a few things I learned while mak...

One floating glass header for every screen in a Flutter app

by Frank Milvus

A chat header, a saved-notes page and both profile screens now render the same floating glass app bar. Not a similar one: the same card, the same 12 dp side margins, the same 8 dp gap under the status...

Google Play Billing Library 8: fix your blocked updates

by ExtensionBooster

Originally published on AppRanker. Google Play Billing Library 8 has been mandatory for new apps and updates since August 31, 2026, and the last extension window closed on November 1. If your Android...

# Who Owns the Azure SignalR Connection in Flutter After the User Leaves the Screen?

by Hasnan Khan

A Flutter screen can create an Azure SignalR connection and then forget who owns it. The user pops the route. The app is backgrounded. The user logs out. If nobody stops the connection, subscriptions...

Zenith: 45 streamed tracks and a sleep timer that stops on time

by Stacklyn Labs

11:40 pm. Someone opens a sleep app, picks heavy rain with rolling thunder underneath, sets a 30-minute timer and locks the phone. From that moment the app has three jobs. Keep playing with the screen...

Flutter + Node.js: how I plan a mobile MVP

by Ahmer Najam

A mobile MVP has two jobs: reach real users fast, and stay cheap to change. Flutter helps with the first, because one Dart codebase gives you both an iOS and an Android app. A small Node.js API helps...

Apple rejected our Flutter app update for one sentence in the paywall fine print

by SENEKA App

Small one, but it cost us a full review cycle, so maybe it saves someone else a week. Full disclosure: we make SENEKA, a game of everyday dilemmas, and this is about our own app. We build it in Flutte...

Which Backend Should You Choose for Your Mobile App?

by Israr Kundi

Which backend should you choose for your mobile app? Firebase and Supabase are the two backends this article compares, and they store data in different ways. The problem: "I just need a backend, why i...

One Vite build, two runtimes: shipping a browser game to the open web and into an offline WebView

by Nick.Hu

I shipped ApexDrawn as a plain static site: you draw a closed loop, it becomes a racetrack, and then you drive it. Later I needed a second build target - a mobile shell that loads the same game from l...

Meta App Events in Flutter for Android: Setup, Tracking, and Ad Attribution

by Michael Otieno Olang

A practical walkthrough of Meta App IDs, Android SDK setup, booking funnel events, and testing app campaign conversions. I recently added Meta App Events to a Flutter booking app so we could measure a...

Building Local LLMs Using Dart FFI And llama.cpp: Beyond Wrapper Packages

by GeekyAnts India Pvt Ltd

Build local LLMs in Flutter with Dart FFI and llama.cpp, and see how native bridges, GGUF models, memory management, and token streaming enable private, on-device AI. Introduction When I first explore...

My Flutter App Froze With Three Photos on Screen. Here's What I Was Doing Wrong

by GeekyAnts India Pvt Ltd

This blog explains how rethinking Flutter’s image-processing architecture fixed severe performance issues and improved rendering efficiency. How chasing the right optimizations in the wrong place lock...

Collaborative Travel Planner in Flutter

by Muhammad Uzair

Planning a group trip usually means a spreadsheet for the itinerary, a group chat for decisions, and a notes app for the packing list — and none of them agree with each other. Someone books a flight t...

Is Java being deprecated in the future?

by Flutter

You asked, we answered! James Williams, a Developer Relations Engineer, answers if Java is being deprecated in relation to the Java Native Interface (JNI). #FlutterCreate #Flutter

Could Dart JNI replace MethodChannel?

by Flutter

You asked, we answered! James Williams, a Developer Relations Engineer, answers if Dart JNI could replace MethodChannel? Watch more Flutter Create → https://g.dev/flutter/create #FlutterCreate #Flutte...

Engineering Offline-First Data Collection for Field Teams

by Ruslan

Field data collection usually breaks right where cellular service drops. Last year, while deploying an environmental survey tool in a remote agricultural zone, our prototype app crashed. It wasn’t a m...

Direct Native Interop in Flutter 3.50: Let’s understand it!

by Abhishek Doshi

It’s time to say goodbye to platform channel boilerplate and call native code directly from Dart! Flutter 3.50 is here, and one feature I’m personally very excited about is direct native interop going...