MACOS DEVELOPMENT SERVICES

Build powerful macOS apps
with expert Swift
& AppKit engineers.

UpNext builds high-quality macOS applications using Swift, SwiftUI, and AppKit. Our macOS engineers deliver native Mac experiences — from productivity tools and utilities to enterprise macOS platforms for Mac App Store and enterprise distribution.

SwiftNative
Clutch
4.9/5
★★★★★
60 client reviews

Get expert help for your macOS project.

TRUSTED BY INNOVATORS AT 500+ COMPANIES:

TRUSTED BY OUR CLIENTS

NATIVE MACOS SERVICES

Native macOS applications built for Apple Silicon and beyond.

Our macOS development teams build applications optimized for Apple Silicon, with full support for Universal Binaries (Intel + M-series). We leverage SwiftUI for modern UI, AppKit for complex interfaces, and Catalyst for iOS-to-Mac transitions.

Mac Workplace

Native Desktop App Development

AppKit to SwiftUI Modernization

Mac Catalyst Porting

System Extensions & Drivers

Cross-Platform Mac Development

iCloud & Ecosystem Integration

We integrate your apps with iCloud, Handoff, and other Apple ecosystem features to provide a unified experience across Mac, iPhone, and iPad.

Security Hardening & Notarization

Performance Tuning & Profiling

““
They understood the macOS ecosystem perfectly and delivered an app that feels like a 1st-party Apple Tool."
Marcus ChenSenior Product Designer
CreativeCloud
Marcus Chen
Watch Marcus's Testimonial

The best partnerships are the ones you don't have to worry about. We deliver technical execution that builds long-term trust. It's why our clients consistently praise our attention to native detail.

OUR NATIVE ECOSYSTEM TEAM

Why software teams choose UpNext for macOS development:

🎯

Top 1% macOS Specialists

🎨

Native Look & Feel

💻

Apple Silicon Optimized

Our native developers average 9+ years of experience in the Apple ecosystem. They possess deep knowledge of memory management, multithreading with GCD, and the latest SwiftUI patterns. Every engineer passes a meticulous evaluation process covering everything from low-level C++ to modern reactive programming.

macOS CASE STUDIES

macOS projects we've delivered.

Enterprise Platform DeliveryENTERPRISE

Enterprise Platform Delivery

Building a scalable macOS platform handling millions of daily active users with zero downtime.

macOSCloudCI/CD

View case study →

Product MVP to ScaleSTARTUP

Product MVP to Scale

Taking a startup from MVP to a fully scaled product serving 100k+ users using modern macOS architecture.

macOSAPIDevOps

View case study →

MACOS STACK & TOOLS

Modern tools for native Mac engineering.

We leverage Apple's complete native ecosystem to build apps that look, feel, and perform perfectly. Our objective is clear: deeply integrated software that respects the Mac experience.

Native Frameworks

We leverage Apple's powerful native frameworks to build apps that look and feel right at home on macOS, ensuring deep system integration and high performance.

SwiftUIAppKitCombineMac CatalystMetal
Languages

Our engineers are experts in Apple's primary languages, ensuring type-safety, memory efficiency, and access to all low-level system APIs.

SwiftObjective-CC++Python (Scripting)
Development Tools

We use the latest industry-standard tools to profile, debug, and manage our macOS application codebases for predictable releases.

XcodeInstrumentsSwift Package ManagerCocoaPodsFastlane
Security & Auth

We prioritize user privacy and data security by implementing Apple's strict sandboxing, keychain, and biometric authentication protocols.

App SandboxingKeychainTouch IDFace IDData Protection
System Integration

From menu bar apps to system extensions, we deeply integrate your software with macOS features to provide a seamless user experience.

System ExtensionsMenu Bar AppsShortcutsiCloudFinder Extensions
Testing & QA

Rigorous automated testing ensures your Mac app is stable across multiple macOS versions and hardware architectures (Intel & Apple Silicon).

XCTestXCUITestSnapshotTestingQuickNimble

We leverage Apple's powerful native frameworks to build apps that look and feel right at home on macOS, ensuring deep system integration and high performance.

SwiftUIAppKitCombineMac CatalystMetal
ENGAGEMENT MODELS

Choose the model that works for you.

Flexible options tailored to your project requirements and team structure.

👤

STAFF AUGMENTATION

Need specialized macOS engineers on your team?

+
👥

DEDICATED TEAMS

Need a full team to build a sophisticated Mac app?

+
⚙️

SOFTWARE OUTSOURCING

Want to offload full macOS project execution to us?

+
MACOS FAQ

What tech leaders ask about macOS:

Do you develop for both Intel and Apple Silicon Macs?

Yes, we build Universal Binaries that run natively on both Intel processors and Apple's M-series chips, ensuring maximum performance and longevity for your software.

Can you help move my existing app to the Mac App Store?

Should I use SwiftUI or AppKit for my project?

Do you have experience with Mac Catalyst?

How do you handle software updates outside the App Store?

How senior are your Mac developers?

Can you help with app notarization and developer ID distribution?

How do you handle multithreading and performance optimization?

Do you have experience with CocoaPods or Swift Package Manager?

READY TO START?

Let's build your macOS solution together.

Talk to our senior macOS specialists and get a free architecture review.