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Why Swift 5 is a Game-Changer for iOS App Development?

Author: Emma Stokes
by Emma Stokes
Posted: May 29, 2020

Swift is a powerful and intuitive programming language for Apple’s operating system just like iOS, macOS, watchOS, etc. Because of its unique and valuable features, Swift programming has been uniquely identified and appreciated. Today with huge popularity around the world it is a widely used language for iOS app development globally.

The iPhone app development platform after developing four massive version updates has evolved considerably in the past. With the latest release versions Swift 5.0 and Swift 5.1 it has started playing a significant role in strengthening the language.

With the remarkable functioning of Swift’s latest released versions, Swift 5 has become a game-changer in the mobile app development industry. Thus if you’re an entrepreneur and want to grow your business or an iOS app developer and looking forward to scaling up your abilities in programming Swift 5 is your answer.

Swift programming gives you the advantage to develop best in class offers you to develop highly-functional and completely customized iOS applications. And that is why various multinational companies, popular brands, LinkedIn, Lyft, and others have upgraded their iOS mobile application in Swift.

What’s Happening in Swift 5?

Swift offering a plethora of new capabilities is acting as the building blocks of Apple’s vision. Apart from the revolutionary ABI stability, Swift runtime is added in the present and future Apple platform’s OS versions - iOS, macOS,watchOS, and tvOS.

The biggest advantage Swift 5 offers is the presentation of the application double interface (ABI). ABI is a binary equivalent of API which stands for Application Programming Interface. With ABI while downloading and installing your application, the user will not have to download all the code that your app requires. The majority of those codes will be already available on their iPhones as part of iOS, its libraries, and frameworks. The app will be required to use the binary code that is already there which will lead the future apps to be smaller as well as easier to develop.

ABI dependability offers various significant advantages for iOS app development companies including -

Litter Applications

Swift libraries are fused into each macOS, iOS, tvOS, and watchOS discharge. Swift programmers will never feel the need to incorporate Swift libraries. Application’s manufacture diminishes the size of the application. Litter applications will download more quickly to iOS gadgets and occupy less extra space on the client’s gadgets.

Quicker Burden Times

Each library remembered for an application expands the application’s dispatch time. Yet on the off chance, a library is remembered for the working framework itself. This is what Apple is currently doing with Swift and all future OS discharges, it's reserved and shared across applications.

Better Execution

In case an application much of the time gets crashed you will observe an expansion in uninstalls. Clients would prefer not to use a wrecked application. The ABI of Swift 5 aides applications carry on better-upgraded execution.

Besides ABI stability there are various other features that Swift 5 highlights.

  • String reimplementation with UTF-8 encoding helps swift programmers in general memory, execution, and effectiveness of the application. While additionally improving both the server-side and customer side correspondences.
  • Module strength permitting the interface for a Swift 5 library to work with the future Swift compiler.
  • The outcome type of Swift’s standard library which is particularly energized for enabling designers to make vigorous API. It is used for handling the mistakes in a progressive point by point way.
More benefits by Swift 5
  • Smaller Application Sizes

  • Faster Launch Time

  • Easier migration path

  • Better user experience

  • Safer and easy to master

  • Greater enhanced performance

  • Reduce payload size and load times

  • Special uniqueness with good readability

Why Should Developers Learn Swift?

Swift 5 with its latest released versions introduces lightweight syntax and cutting-edge error handling models. Its new versions allow iOS app development to not only improve the readability of the code but also express complex ideas clearly and concisely.

Thus, if you have any new iOS app idea and want to launch it quickly and make your name in the market of iOS app development get in touch with our expert iOS app developers.


We at iPhone Development Guide have a team of iPhone app developers who are adept in building iOS apps and provide iOS Swift training. We have extensive domain and technology expertise to guide and take lessons on iOS apps right from the scratch.

Our Swift application development team helped many clients optimize their business performance and earn more revenue. Therefore, if you have any queries relating to iOS app development, iOS Swift training or any other programing language contact us, our team of experts will be happy to solve your queries.

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Author: Emma Stokes

Emma Stokes

Member since: Apr 24, 2020
Published articles: 6

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