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iOS

This tag is for anything related to Apple's iOS devices, operating system, and development environment. Development, usage, apps, tips, requests for help: if it's related to iOS it's welcome here!

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Parley: A Private Messenger Template You Can Brand

Parley: A Private Messenger Template You Can Brand

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6 min read
App Store Listing Audits in PHP: Lookup API Checks for Titles, Screenshots and Release Notes, and the Walls You'll Hit (2026)

App Store Listing Audits in PHP: Lookup API Checks for Titles, Screenshots and Release Notes, and the Walls You'll Hit (2026)

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8 min read
I put a language model on an iPhone. It was great with words and bad with numbers.

I put a language model on an iPhone. It was great with words and bad with numbers.

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3 min read
How to fix App Store and Play Store links in TikTok's in-app browser ("Action can't be completed")

How to fix App Store and Play Store links in TikTok's in-app browser ("Action can't be completed")

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5 min read
Why My iPhone File Picker Greyed Out Every PST File I Asked For

Why My iPhone File Picker Greyed Out Every PST File I Asked For

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4 min read
Why Your Watermark Is Tiny on One Photo and Huge on the Next: Resolution-Independent Overlays in Swift

Why Your Watermark Is Tiny on One Photo and Huge on the Next: Resolution-Independent Overlays in Swift

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7 min read
I built the same iOS & Android app five times to measure what sharing code really costs

I built the same iOS & Android app five times to measure what sharing code really costs

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5 min read
App Store screenshot sizes in late 2026: the new required slot and iPhone Duo

App Store screenshot sizes in late 2026: the new required slot and iPhone Duo

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2 min read
Apple Teams Up with Alibaba to Put Qwen Inside Apple Intelligence in China

Apple Teams Up with Alibaba to Put Qwen Inside Apple Intelligence in China

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3 min read
Fewest transfers was correct. It also told a stranger to pay my friend.

Fewest transfers was correct. It also told a stranger to pay my friend.

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6 min read
I Shipped HEIC Support. Then My iPhone Found 3 More Bugs.

I Shipped HEIC Support. Then My iPhone Found 3 More Bugs.

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2 min read
Design a Stock Trading App: A Mobile System Design Walkthrough

Design a Stock Trading App: A Mobile System Design Walkthrough

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7 min read
Design WhatsApp: A Mobile System Design Walkthrough

Design WhatsApp: A Mobile System Design Walkthrough

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9 min read
Building a manual camera app for iPhone: what I learned fighting for exact exposure values

Building a manual camera app for iPhone: what I learned fighting for exact exposure values

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3 min read
Your USDZ will be rejected by an iPhone — three packaging rules Apple doesn't negotiate

Your USDZ will be rejected by an iPhone — three packaging rules Apple doesn't negotiate

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3 min read
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