InfoQ Homepage iOS Content on InfoQ
-
DoorDash Used Copilot to Convert Its XCTest-Based iOS Test Suite to Swift Testing
Using Copilot along with strong reliability safeguards, DoorDash migrated their iOS XCTest-based test suite to Swift Testing, thus modernizing a large test suite quickly, safely, and with measurable performance gains, says DoorDash engineer Matheus Gois.
-
Google Introduces Room 3.0: a Kotlin-First, Async, Multiplatform Persistence Library
Room 3.0 is a major update to Android's persistence library that introduces breaking changes in key areas. The new release focuses on modernizing Android persistence layer around Kotlin Multiplatform and expands platform support to include JavaScript and WebAssembly.
-
Swift 6.3 Stabilizes Android SDK, Extends C Interop, and More
Swift 6.3 advances Swift cross-platform story with official Android support, improves significantly C interoperability through the new @c attribute, and continues extending embedded programming support. It also strengthens the ecosystem with a unified build system direction and gives developers more low-level performance control.
-
Apple Improves Context Window Management for its Foundation Models
iOS 26.4, now in Release Candidate, introduces improved context window management for Apple's Foundation Models, helping developers work with the 4096-token context window limit. This encourages treating the context window as a constrained resource, which requires actively managing it like memory in a low-resource system to optimize its usage.
-
Apple Researchers Introduce Ferret-UI Lite, an On-Device AI Model for Seeing and Controlling UIs
Apple's Ferret-UI Lite is a 3B-parameter model optimized for mobile and desktop screens, designed to interpret screen images, understand UI elements such as icons and text, and interact with apps by, e.g., reading messages, checking health data, and more.
-
WhatsApp Deploys Rust-Based Media Parser to Block Malware on 3 Billion Devices
WhatsApp has rewritten its media handling library in Rust, replacing 160,000 lines of C++ with 90,000 lines of memory-safe code for 3 billion devices. The rollout, part of a system called Kaleidoscope, uses differential fuzzing to ensure bug-for-bug compatibility. The move mirrors a decade-long industry shift toward memory safety, tracing back to Mozilla's first Rust MP4 parser deployment in 2016.
-
Xcode 26.3 Brings Integrated Agentic Coding for Anthropic Claude Agent and OpenAI Codex
The latest release of Xcode, Xcode 26.3, extends support for coding agents, such as Anthropic's Claude Agent and OpenAI's Codex, helping developers tackle complex tasks and improve their productivity.
-
Swift Cross-Platform Framework Skip Now Fully Open Source
After three years of development, the team behind Skip, a solution designed to create iOS and Android apps from a single Swift/SwiftUI codebase, has announced their decision to make the product completely and open source, in order to foster adoption and community contribution.
-
Solving Fragmented Mobile Analytics: Uber’s Platform-Led Approach
Uber Engineering outlines its platform-led mobile analytics redesign, standardizing event instrumentation across iOS and Android to improve cross-platform consistency, reduce engineering effort, and provide reliable insights for product and data teams.
-
Cactus v1: Cross-Platform LLM Inference on Mobile with Zero Latency and Full Privacy
Cactus, a Y Combinator-backed startup, enables local AI inference to mobile phones, wearables, and other low-power devices through cross-platform, energy-efficient kernels and a native runtime. It delivers sub-50ms time-to-first-token for on-device inference, eliminates network latency, and defaults to complete privacy.
-
Running Java on iOS: Gluon Introduces OpenJDK Mobile Resources and Automated Build Pipelines
OpenJDK is now able to build and run on iOS (and Android) as a native binary, opening the way to run unmodified Java code on mobile.
-
Apple Previews SDK for Building Android Apps with Swift
The Swift SDK for Android, recently released as a nightly build, is designed to help developers to port their Swift packages to Android, making it easier to share code across platforms. While the SDK is still in preview, over 25% of packages in the Swift Package Index can already be compiled for Android.
-
AWS Introduces M4 and M4 Pro Mac Instances for Faster Apple App Development
AWS has recently launched two new Mac instances (M4 and M4 Pro) built on Apple's latest M4 silicon. The new EC2 instances provide faster CPU performance, enhanced graphics, and increased memory for building iOS and macOS applications.
-
Swift 6.2 Released with Improved Concurrency, Safer Raw-Memory Access, Wasm Support and More
The most significant new feature in Swift 6.2 is approachable concurrency, a default, low-complexity approach to writing safe concurrent applications. Swift 6.2 also introduces new features to simplify low-level programming, including the InlineArray and Span types, and adds support for WebAssembly.
-
Swift 6.2 Introduces Approachable Concurrency to Simplify Concurrent Programming
Announced at its latest developer conference, WWDC25, Swift Approachable Concurrency is a new feature in Swift 6.2 designed to simplify concurrent programming for the most common use cases in mobile apps.