iOS

Created by Google as an in-house testing tool, EarlGrey was open-sourced in 2016, and it quickly gained a sizable following in the iOS developer community.

In this article, Toptal Senior QA Automation Engineer Ciprian Balea explains why the Toptal talent app is tested using EarlGrey and demonstrates why you should consider it, too.

Google’s Flutter framework has quickly caught on among developers who want to target Android and iOS from the same codebase—and businesses who know the value of a single project team yielding presence in both markets.

A property wrapper is a generic structure that encapsulates read and write access to the property and adds additional behavior to it. We use it if we need to constrain the available property values, add extra logic to the read/write access (like using databases or user defaults), or add some additional methods.

In this article, Toptal Freelance iOS Developer Alexander Gaidukov demonstrates Swift 5.1’s new @propertyWrapper annotation—a more elegant solution.

The quietly growing number of serious Haxe projects have something new to contend with: the first major compiler release in over three years. What does Haxe 4 bring to the table?

Subscription-based apps need a special approach when it comes to analytics. Learn how a variation on the traditional sales funnel helps you work with LTV, subscriber retention, and churn rates to make your app better—and more profitable.

In an era of cross-platform mobile development, it is crucial to understand the specifics of different operating systems and hardware.

In this article, Mobile Developer Martin Doychev lists a number of bad practices employed while creating apps for iOS and Android and explains what you should and shouldn’t do.

Apple’s iOS SDK features a bevy of built-in UI components, but what happens when you decide you need a bit more? What if you need to create a swipeable UITabBar?

In this post, Toptal iOS Developer George Vashakidze explains how he tried using a third-party library, and why he chose to create his own solution instead.

Building a mobile app isn’t cheap—and the harsh reality is that most apps fail. Find out how to leverage fundamental analytics metrics to make sure your app actually turns a profit.

T9 predictive text has been around for ages, and it lost relevance with the advent of modern smartphones. However, T9 can still be a useful addition to certain types of apps on iOS.

In this article, Toptal Swift Developer George Vashakidze explains why T9 can still be useful and practical, and how you can add it to your next iOS app.