iOS 27 may mainly be about Apple Intelligence and the completely new Siri. However, in addition to all these AI applications, Apple also brings a much-needed and noticeable update: improved speed and performance.
The company has made significant adjustments to the operating system in many places, which should ensure that your iPhone feels considerably smoother and smoother in daily use. This is also good news for older models. In this article, we discuss the changes that have been made and look at the full list of performance improvements.
Focus on stability and performance
Now that Apple has announced its software updates 27, it is immediately clear that a conscious change in strategy has taken place. With the updates, Apple wants to focus more on quality instead of an abundance of new features and visible changes.
With iOS 27, Apple has opted for a pause. Development teams cleaned up the old code, addressed persistent bugs and optimized animations, connection and battery consumption. The main goal? Ensuring that the entire system, from older to new iPhones, performs noticeably faster, smoother and more reliably.
Snow Leopard as inspiration
The comparison with Mac OS Just like then, Apple’s focus was not on many new features, but on strengthening the software foundation for future innovations. This approach ensures stability for users and prepares iOS, iPadOS and macOS for important future developments.
Faster iPhone and iPad
Apple mentions, among other things, faster app launches, faster loading of new photos, faster AirDrop transfers and a smoother search experience in Spotlight, Photos and Mail. Safari, Messages, HomeKit, Music, Freeform, Health, Workout and multiple platform parts such as iPadOS, watchOS, macOS and visionOS also see concrete speed gains.
A few numbers stand out. Apps open up to 30 percent faster, new photos load up to 70 percent faster and AirDrop transfers are up to 80 percent faster. Apple also mentions improvements such as smoother network transitions between WiFi and mobile internet and faster file processing on iPad.
Complete list of adjustments
- Faster loading of new shots in Photos, up to 70 percent faster.
- Faster opening of the full screen view from the Photos widget.
- Faster rendering of the Collections tab in Photos.
- Start uploading to iCloud Photos faster.
- Faster Camera starts in Energy Mode.
- Faster adding recent camera photos in Messages.
- Faster loading time of the homepage in Safari.
- Faster web app performance in Safari.
- Faster processing of JavaScript in Safari.
- Faster loading of messages in Mail.
- Faster connection of HomeKit accessories.
- Faster updates of smart home accessories.
- Faster loading of the Now Playing view in Music.
- Faster start of Apple Music playback.
- Faster board previews in Freeform.
- Faster data updates in the Health app.
- Faster start of workouts in the Fitness app.
- Faster file browsing and faster file transfers in Files on iPadOS.
- Faster access to the menu bar in iPadOS.
- Faster window switching in iPadOS.
- Faster window closing in iPadOS.
- Faster creation of user accounts in macOS.
- Faster media playback in watchOS.
- Faster launch of app extensions in watchOS.
- Faster booting and connecting to Wi-Fi in visionOS.
- Faster lock screen switching.
- Faster app launches, up to 30 percent faster.
- Faster AirPlay connections with Apple TV and HomePod.
- Faster browsing of network files.
- Faster and more reliable NFC recognition.
- Faster response from Voice Control in iOS.
- Faster in and out of Assistive Access and Guided Access modes.
- Save PDF faster.
- Faster text recognition in photos and documents.
- Faster Rapid Return to Service.
- Faster loading of emoji and sticker keyboards.
- Faster indexing of Shortcuts and actions in Spotlight.
- Faster multilingual word processing for multi-language handwriting.
- Faster AirDrop transfers, up to 80 percent faster.
- Faster discovery of AirDrop recipients.
- Faster access to shared content on iCloud.com.
Positive effect for older devices
Apple is preparing for a thorough cleanup of its codebase with iOS 27 by removing outdated code, rewriting features and optimizing apps. This strategy aims to make the system more stable by eliminating unnecessary clutter.
Especially on devices that are still supported by iOS, but are already several years old, this results in a noticeably fresher user experience and improved battery life. You will see the most profit on the iPhone 11 models. This makes your old iPhone feel faster and more stable again, without having to upgrade to a new device.