Ever felt like the app itself is ready, but getting it into the App Store turns into a quest with dozens of pitfalls? Every developer knows this feeling: the code works perfectly, but publication suddenly hits a wall with certificates, signatures, pages, fields, and mysterious Apple requirements.
This chapter reveals the hidden side of releases and shows why publishing isn’t a final click, but a separate engineering process. Here you’ll discover how to build a chain of actions to avoid rejections, re-uploads, and losing days (sometimes weeks).
The chapter covers 2 types of certificates, the full workflow with real iOS devices, and the logic of filling out App Store Connect, where the first 3 lines of the description determine your app’s fate. All of this forms a cohesive system, not a random set of steps.
Skip this stage—and you risk the entire release. This chapter closes one of the most expensive gaps in an iOS developer’s knowledge.
Chapter Self-Assessment
Why is it necessary to create two different types of certificates—Development and Production—instead of one universal one?Answer
Correct answer: Development Certificate is used only for testing on registered devices, while Production Certificate is for signing apps submitted to the App Store. This separation ensures security: test builds won’t end up in the store, and release builds undergo additional verification.
Why does Apple require UDID device registration before testing, instead of allowing apps to run on any developer’s iPhone or iPad?Answer
Correct answer: This is a distribution control mechanism: tying apps to specific UDIDs prevents illegal app distribution bypassing the App Store. Developers can only test on a limited number of registered devices.
What is a Tier in the App Store pricing system and why does Apple use this system instead of direct dollar pricing?Answer
Correct answer: A Tier is an abstract price unit corresponding to equivalent amounts in different currencies. The system allows Apple to centrally update prices when exchange rates change, freeing developers from having to recalculate costs for each country.
Why are the first three sentences in an app description considered critically important for download conversion?Answer
Correct answer: In the store, the full description is collapsed, and users only see the first three sentences before clicking “Show more.” These sentences must contain the key value proposition or call to action to convince users to download the app.
What information does an App ID contain and why is it created before publishing an app?Answer
Correct answer: App ID contains the app name and Bundle ID. It’s necessary to identify the app in Apple’s ecosystem and links certificates, provisioning profiles, and the app itself into a unified chain.
Why can virtually no data on the app page be changed after publication, except Promotional Text and price?Answer
Correct answer: This protects users from concept swapping after receiving reviews: developers can’t drastically change the description or screenshots of an already published product. Changes are only possible through releasing a new version that undergoes re-review.
Why is the Keychain Access program used to generate a request file during certificate creation?Answer
Correct answer: Keychain Access generates a key pair (private and public) and creates a Certificate Signing Request with the public key. Apple signs this request and returns a certificate that only works with your private key, ensuring signature uniqueness.
How should you select keywords for App Store search with a 100-character limit?Answer
Correct answer: Use only specific terms directly related to app functionality, without spam or trademarks. Separate words with commas without spaces to save characters. Research competitors and choose a balance between popular and niche queries.
What happens if you try to run an app on an unregistered iOS device with only a Development Certificate?Answer
Correct answer: Xcode won’t be able to install the app because the provisioning profile doesn’t include that device’s UDID. The system will throw an error about certificate and device mismatch.
Why is it recommended to choose English (U.S.) as the app’s primary language, even if the target audience is Russian-speaking?Answer
Correct answer: English is the default language in the App Store for users from countries without localization. If the primary language is Russian, users from other countries will see a Russian description. English ensures accessibility for the maximum audience.
How do you determine the optimal price for your app when publishing to the App Store?Answer
Correct answer: Find apps in the store with similar functionality, study their features and pricing. Evaluate your product’s uniqueness and positioning. You can start with a lower price or Free to build a user base.
Why do you need to wait 5 minutes after uploading an archive to App Store Connect before it appears in the Build field?Answer
Correct answer: Apple automatically conducts preliminary technical verification of the archive: malware scanning, signature verification, metadata validation. This process requires server-side processing time.
Why do you need to answer questions about alcohol, violence, etc. in the Age Ratings section?Answer
Correct answer: Based on the answers, the app’s age rating is automatically determined (4+, 9+, 12+, 17+), which affects its availability in different countries and for users with parental controls. Without this, the app won’t pass moderation.
Practical Assignments
Easy Level
Preparing Materials for Publication
Create a complete package of materials for publishing a simple Qt app to the App Store: prepare 5 screenshots at the correct resolution (1242×2668 for iPhone), write an app description of 500-1000 characters with emphasis on the first three sentences, compile a list of 15 keywords within 100 characters, select two appropriate categories.
Hints: Use the iOS simulator in Xcode to create screenshots at the required resolution. In the description, the first three sentences should answer: what the app does, who it’s for, and what makes it unique. Separate keywords with commas without spaces. Study the categories of similar apps in the App Store.
Medium Level
Setting Up Developer Infrastructure
Go through the full cycle of setting up the environment for publishing iOS apps: register an Apple developer account, add it to Xcode, register a real iOS device via UDID, create a Development Certificate and Production Certificate, create an App ID for a test app. Test the created infrastructure by running a simple Qt app on a real device.
Hints: Follow the chapter instructions step by step. Use Keychain Access to generate the Certificate Signing Request. The device UDID can be found in Xcode through Window → Devices and Simulators. On first app launch on the device, you may need to authorize the developer profile in iPhone settings (Settings → General → Device Management).
Hard Level
Complete App Publication Cycle
Create a full-fledged Qt app with an interface (e.g., currency converter or calculator), prepare it for publication, and go through the entire process up to submission for App Store review: create all necessary certificates, configure the project in Qt Creator for iOS build, create an archive through Xcode, fill out all required fields on the app page in App Store Connect (including screenshots, description, keywords, pricing), upload the archive and submit for review. Document each stage of the process.
Hints: Start with a simple functional app—focus on the publication process, not code complexity. Create a checklist of all steps from the chapter. For screenshots, use a simulator with the required resolution. For questions about encryption and copyright when submitting, be honest—for simple apps, negative answers are usually selected. Review time can range from a few hours to several days—be prepared to wait and possibly make revisions based on feedback.
💬 Join the Discussion!
Been through the App Store publication process? Faced a moderation rejection or have questions about certificates?
Share your publication experience, talk about the pitfalls, or help other developers navigate the intricacies of App Store Connect!