Stewart Lynch Newsletter 2025-28


Stewart Lynch News
2025-28

Please pass on the subscription link to others in your sphere so I can broaden my reach.
https://stewartlynch.kit.com

New in iOS 26: Glass Toolbars & Transitions in SwiftUI

Last Sunday, I released a new video that dives deep into the latest toolbar enhancements and modal sheet behaviors introduced in iOS 26. You’ll learn about semantic and positional toolbar placements, new glass button styles, navigation subtitles, bottom bar actions, and how to implement stunning matchGeometry transitions when presenting sheets. If you’re building SwiftUI apps for iOS 26, this one’s packed with practical tips and examples you’ll want to keep handy.

video preview

Heading Off the Grid (But the Content Keeps Coming)

By the time you read this, I’ll be en route from Frankfurt, Germany to Lyon, France — the first stop on a nearly three-week adventure through Lyon, Avignon, and Marseille.

My wife has one rule for this trip: no work allowed. So this will be the last newsletter you’ll receive until I return in mid-October.

That said, the content won’t stop while I’m away. I’ve queued up a fresh video for each Sunday:

  • Sept 21: TabView in iOS & iPadOS 26 – New Features, Search Tabs, and Accessory Views
  • Sept 28: SwiftUI WebView (URL Argument) – Features, Validation & More
  • Oct 5: SwiftUI WebPage – Advanced Navigation, Loading, and HTML Control

From Deep Dives to Side Projects: What I’ve Been Building Lately

One of my favorite times of year is right after WWDC. The flood of new features and APIs is like a playground for developers, and I love diving deep into each one. That’s why many of my videos run longer than most as I aim to thoroughly explore these new capabilities and get real hands-on experience. Creating these tutorials helps me understand the tools better, and in turn, I hope they help you do the same.

To support this, I build a starter project for every video I release. I keep the completed versions grouped on my iPhone so I can quickly revisit them, and trust me, I do that often. Even if I created a video just last month, I frequently need to refresh my memory when applying those techniques to a new project.

The Evolving “TripMapper” App

A perfect example of this is TripMapper, a side project that originated from my MapKit series on YouTube a couple of years ago. My friend and I now use it regularly to plan our travels. It’s not on the App Store. It is just a personal app that’s been growing over time.

This summer, I’ve been giving it a major refresh. I’m integrating the new Liquid Glass layout and the updated TabView with built-in search support introduced in iOS 26. There have also been notable changes in MapKit — for instance, placemarks have been deprecated, so I’m refactoring large sections of the codebase.

I’ve also been exploring how I might integrate Apple’s Foundation Models framework into the app to enhance the experience. Since my friend uses a standard iPhone 16 (non-Pro), I’m building in compatibility checks to ensure it still works seamlessly. You’ll hear more about this in my Foundation Models series coming later in October.

The SF Symbols Browser App and a Contribution to Open Source

I’ve also been steadily working on my SF Symbols Browser app for macOS and iOS/iPadOS. I use it daily, and while the iOS version is solid, the macOS version has a nagging issue. The menubar app freezes every few days. That bug is holding up my App Store release (it’ll be free when it launches), and unfortunately, it’ll have to wait until I’m back from my travels.

On a related note, I recently found an open-source project called Copy-Symbol, which allows you to copy an SF Symbol image to the clipboard. However, it didn’t support pasting directly into the Finder. I figured out how to add that functionality and submitted a pull request to the project. I’ll also be incorporating this enhancement into my own app once it ships.

Don’t Miss the Upcoming Videos

I hope you get a chance to enjoy the upcoming video content while I’m away. Remember, you can browse all my videos easily using the web app which isinstallable on iPhone or iPad, or via my free Mac app on Gumroad.

Stay tuned — there’s plenty more coming.

My Other Stuff

Channel Listing App

A Searchable Mac app containing a list of all of my YouTube videos including the ability to watch them in the app and download starter and completed source code

Free on Gumroad

CustomGPT

A custom ChatGPT that has indexed the transcripts of my videos.
Add to your ChatGPT Sidebar

Smile4Me Course

Learn how to build a multi-targeted app using a Jokes API.
Don't let the low cost of the course fool you into believing that low cost means low content. 6.5 hours of content and 56 videos.

Enrol in the course

Affiliate Links

Below are a number of affiliate links for products that I not only endorse but use all the time. I will never endorse something that I do not believe in.

RocketSim - Build Apps Faster 

This is an invaluable tool when working with the simulator in Xcode.

   https://gumroad.com/a/122988499/ftvbh 

BigMountain Studio Books 

Mark Moeykens is a master at creating SwiftUI reference books. I have purchased every one of these books and refer to them all the time.

Use this link and we both will benefit

https://www.bigmountainstudio.com/a/77jt8

113 Cherry St #92768, Seattle, WA 98104-2205
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