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Building Game Apps for Android and iOS

Practical guides to mobile game development, interface design, player support and security.

1 author21 articles
How to Build a Game App for Android and iOSPlan a mobile game, choose a development approach, design saves and services, and test a release on Android and iOS.
Mobile Game UI: Screens, Controls and AccessibilityDesign a mobile game's menus, touch controls, tutorials and error states for different screens and player needs.
How to Use a Mobile Game and Keep Your Progress SafeA practical guide to first launch, settings, game accounts, save transfers, purchases and troubleshooting on Android and iOS.
Mobile Game Security: Accounts, Data and PurchasesProtect a mobile game with server-side validation, secure sessions, careful secret storage, purchase checks and tested recovery.
Mobile Game Performance: FPS, Memory and BatteryA practical guide to frame time, CPU and GPU bottlenecks, texture memory, thermal throttling and repeatable Android and iOS game benchmarks.
Mobile Game Testing: Devices, Crashes and Release ChecksBuild a mobile game QA plan covering device coverage, save migration, network failures, crash diagnostics, TestFlight and release monitoring.
In-App Purchases in Games: Billing, Refunds and RecoveryImplement reliable game purchases using Play Billing and StoreKit, with transaction verification, duplicate prevention, refunds and recovery tests.
Cloud Saves for Android and iOS Games: A Practical GuideDesign reliable mobile game cloud saves with versioned data, account linking, conflict resolution, offline queues and tested recovery procedures.
Mobile Multiplayer: Fixing Lag, Jitter and DesyncDiagnose mobile multiplayer latency, packet loss and desynchronisation with server ticks, prediction, interpolation and reconnect tests.
Game Content Downloads: Storage, Patches and FailuresBuild reliable Android and iOS game downloads with versioned content, storage checks, resumable transfers, integrity verification and safe activation.
Mobile Backend Updates: API Compatibility and OutagesKeep Android and iOS game clients working through backend updates with API contracts, safe migrations, retry control and release observability.
Mobile Game Login: Account Linking and Recovery ErrorsResolve Android and iOS game sign-in failures, duplicate accounts, token validation mistakes, account-linking races and recovery problems.
Mobile App Memory Leaks: Finding Crashes and Retained DataFind mobile app memory problems using repeatable navigation tests, heap analysis, allocation profiles and safe resource ownership on Android and iOS.
Slow App Startup: Splash Screens, Hangs and RecoveryDiagnose slow Android and iOS launches using startup milestones, dependency traces, offline handling, migration checks and repeatable measurements.
Third-Party SDK Conflicts in Android and iOS AppsResolve mobile SDK conflicts with dependency graphs, release-build testing, targeted R8 rules, initialization control and verified distribution artifacts.
Push Notification Failures on Android and iOSTrace mobile push notification problems through permissions, APNs and FCM registration, account mapping, message expiry and deep-link handling.
Mobile App Lifecycle Testing: Interruptions and RecoveryTest backgrounding, process termination, rotation, calls, low-memory recovery and unfinished operations on Android and iOS.
Offline App Testing: Queues, Sync and Conflict RecoveryExercise lost responses, queued edits, duplicate retries, account changes and reconnect conflicts in Android and iOS apps.
Mobile App Permission Testing: Consent and RevocationTest camera, location, microphone, photos and notification permission flows, including denial, limited access and revocation.
Accessibility Testing for Android and iOS AppsRun task-based screen-reader, large-text, contrast, focus and touch-target tests across mobile screens and states.
App Update Testing: Migration and Data IntegrityValidate Android and iOS app upgrades with old local data, pending work, interrupted installs and backend compatibility.