Hello Developer: February 2024

The word “Hello” in script in white text with a glowing blue outline.

Welcome to the first Hello Developer of the spatial computing era. In this edition: Join us to celebrate International Women’s Day all over the world, find out how the Fantastical team brought their app to life on Apple Vision Pro, get UX writing advice straight from Apple experts, and catch up on the latest news and documentation.


The words “A Force Together: International Women’s Day” appear over a purple background with red design highlights.

Join us for International Women's Day celebrations

This March, we’re honoring International Women’s Day with developer activities all over the world. Celebrate and elevate women in app development through a variety of sessions, panels, and performances.


A monthly calendar appears in a low-lit room on Fantastical.

“The best version we’ve ever made”: Fantastical comes to Apple Vision Pro

The best-in-class calendar app Fantastical has 11 years of history, a shelf full of awards, and plenty of well-organized fans on iPad, iPhone, Mac, and Apple Watch. Yet Fantastical’s Michael Simmons says the app on Apple Vision Pro is “the best version we’ve ever made.” Find out what Simmons learned while building for visionOS — and what advice he’d give fellow developers bringing their apps to Apple Vision Pro.

“The best version we’ve ever made”: Fantastical comes to Apple Vision Pro

Flexibits CEO Michael Simmons discusses bringing the calendar app to visionOS.

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An icon of a pencil in a rectangular box over a yellow background with grid lines.

Get advice from the Apple UX writing team

Writing is fundamental — especially in your apps and games, where the right words can have a profound impact on your app’s experience. During WWDC23, the Apple UX writing team hosted a wide-ranging Q&A that covered everything from technical concepts to inspiring content to whether apps should have “character.”

Q&A with the Apple UX writing team

Get tips on writing clear onboarding flows, uplifting content, and effective notifications.

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The Apple Developer app on Apple Vision Pro in a living room setting.

Download the Apple Developer app on visionOS

Apple Developer has come to Apple Vision Pro. Experience a whole new way to catch up on WWDC videos, browse news and features, and stay up to date on the latest Apple frameworks and technologies.

Download Apple Developer from the App Store


The Xcode Cloud icon next to the red Git logo.

Dive into Xcode Cloud, Apple Pay, and network selection

This month’s new videos cover a lot of ground. Learn how to connect your source repository with Xcode Cloud, find out how to get started with Apple Pay on the Web, and discover how your app can automatically select the best network for an optimal experience.

Connect your project to Xcode Cloud

Unlock the benefits of continuous integration and delivery in Xcode Cloud with source code management tools. Learn how to set up Xcode Cloud with a self-hosted source control management provider like GitHub Enterprise, troubleshoot common issues, and explore key project maintenance tips.

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Get started with Apple Pay on the Web

Adding Apple Pay to your website elevates your customer experience. Learn how to present Apple Pay as a payment option, validate your merchant session, and authenticate and process payments. You’ll also find out how to configure your environment, set up transactions using the Apple Pay demo site,...

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Adapt to changing network conditions

Apple devices can connect to multiple networks at the same time. Learn how your app can automatically select the best one for an optimal experience. Explore the different types of networks and review their characteristics. And discover how to use URLSession and Network framework to best describe...

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The opening screen of Blackbox, with the game’s title over a wispy black cloud in a living room setting.

Rebooting an inventive puzzle game for visionOS

Bringing the mind-bending puzzler Blackbox to Apple Vision Pro presented Ryan McLeod with a challenge and an opportunity like nothing he'd experienced before. Find out how McLeod and team are making the Apple Design Award-winning game come to life on the infinite canvas. Then, catch up on our Apple Vision Pro developer interviews and Q&As with Apple experts.

Blackbox: Rebooting an inventive puzzle game for visionOS

The incredible puzzler comes to the infinite canvas.

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Apple Vision Pro developer stories and Q&As

Meet some of the incredible teams building for visionOS, and get answers from Apple experts on spatial design and creating great apps for Apple Vision Pro.

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Sign up for developer activities

This month, you can learn to minimize churn and win back subscribers in an online session hosted by App Store experts, and meet with App Review to explore best practices for a smooth review process. You can also request to attend an in-person lab in Cork, Ireland, to help develop your alternative app marketplace on iOS in the European Union. View the full schedule of activities.


Explore and create with new and updated docs

View the full list of new resources.

Discover what’s new in the Human Interface Guidelines.


Catch up on the latest updates

  • Swift Student Challenge applications are open: Learn about past Challenge winners and get everything you need to create an awesome app playground.
  • App Store Connect API 3.2: Manage your apps on the App Store for Apple Vision Pro and download new Sales and Trends install reports, including information about historical first annual installs.
  • New StoreKit entitlement: If your app offers in-app purchases on the App Store for iPhone or iPad in the United States, you can include a link to your website to let people know of other ways to purchase your digital goods or services.
  • New reports and sign-in options: You’ll soon be able to view over 50 new reports to help measure your apps’ performance. And you can take advantage of new flexibility when asking users to sign in to your app.
  • App distribution in the European Union: We’re sharing some changes to iOS, Safari, and the App Store, impacting developers’ apps in the EU to comply with the Digital Markets Act.
  • App Store Review Guideline update: Check out the latest changes to support updated policies and provide clarification.

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We’d love to hear from you. If you have suggestions for our activities or stories, please let us know.