--- title: Experience Design Resources & Insights | We Are Affective description: Practical guides on app design, UX strategy, and behavioural psychology. Written for founders and product teams who want to build better products. --- [Skip to content](https://weareaffective.com/learning-centre/tag/popular-development-technology#main-content) [![we\_are\_affective\_logo\_200](https://weareaffective.com/hs-fs/hubfs/we_are_affective_logo_200.png?width=175&height=48&name=we_are_affective_logo_200.png "we_are_affective_logo_200")](https://weareaffective.com) - [Home](https://weareaffective.com) - About Us - [Our Story](https://weareaffective.com/about) - [How We Work](https://weareaffective.com/how-we-work) - Our Services - [App Planning & Strategy](https://weareaffective.com/app-planning-strategy) - [App Design](https://weareaffective.com/app-design-agency) - [App UX Design](https://weareaffective.com/app-ux-design) - [App UI Design](https://weareaffective.com/app-ui-design) - [App Technical Architecture](https://weareaffective.com/app-architecture) - [Existing App Audits](https://weareaffective.com/app-audit) - [Case Studies](https://weareaffective.com/case-studies) - [Pricing](https://weareaffective.com/pricing) - [Learning Centre](https://weareaffective.com/learning-centre) - [Get Started](https://weareaffective.com/get-started) [← Back to Questions](https://weareaffective.com/learning-centre) # Development & Technology Explore the latest in app development technologies, frameworks, and best practices for building robust mobile applications. ## Latest Development & Technology Guides Our most comprehensive resources on development & technology. ### [![What Should I Do if My App Keeps Crashing on Certain Devices](https://weareaffective.com/hubfs/learning-centre-images/what-should-i-do-if-my-app-keeps-crashing-on-certain-devices.webp) Expert Guide What Should I Do if My App Keeps Crashing on Certain Devices If your app keeps crashing on certain devices but not others, this guide explains how to find the cause and stop apps from crashing for good. 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Learn what triggers Apple's app store purge, what the 30-day warning means, and how to keep your app listed before Apple starts removing old apps. Read guide →](https://weareaffective.com/learning-centre/what-to-know-about-apples-upcoming-app-store-purge) ## More Development & Technology Guides Additional expert guides covering essential topics and proven strategies. #### [![How to Decide What Belongs Offline, What Belongs Online, and What Belongs in a Queue](https://weareaffective.com/hubfs/learning-centre-images/how-to-decide-what-belongs-offline-what-belongs-online-and-what-belongs-in-a-queue.webp) Expert Guide How to Decide What Belongs Offline, What Belongs Online, and What Belongs in a Queue Learn how to decide what belongs offline, online or in a queue, with practical guidance on storage, sync, degradation and offline testing. 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This guide covers functional, usability, security, performance and regression testing. Read guide →](https://weareaffective.com/learning-centre/what-types-of-testing-does-your-mobile-app-actually-need) #### [![What version control system should I use for my mobile app](https://weareaffective.com/hubfs/learning-centre-images/what-version-control-system-should-i-use-for-my-mobile-app.webp) Expert Guide What version control system should I use for my mobile app Choosing a version control system for your mobile app affects releases, collaboration and recovery. Read guide →](https://weareaffective.com/learning-centre/what-version-control-system-should-i-use-for-my-mobile-app) #### [![What tools do professional teams use for code reviews?](https://weareaffective.com/hubfs/learning-centre-images/what-tools-do-professional-teams-use-for-code-reviews.webp) Expert Guide What tools do professional teams use for code reviews? 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