iOS SDK Alternatives (January 2026)

iOS SDK

iOS 18 - Apple Developer

https://developer.appl.com/ios/

iOS is the world’s most advanced mobile operating system. Learn about the latest APIs and capabilities that you can use to deliver incredible apps.

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1.
TestFlight - Apple Developer
https://developer.appl
.com/testflight/

TestFlight beta testing lets you invite users to beta test versions of your apps before you release them on the App Store.

2.
Build custom apps with the Claris platform – claris.com
https://www.clari
.com/

Solve more problems by creating custom apps with the Claris platform, including Claris FileMaker, Claris Connect, Claris Studio, and more.

3.
macOS Sierra on the Mac App Store
https://apps.appl
.com/us/app/macos-sierra/id1127487414/

Siri makes its debut on Mac, with new features designed just for the desktop. Your Mac works with iCloud and your Apple devices in smart new ways, and intellige…

4.
Xcode - Apple Developer
https://developer.appl
.com/xcode/

Xcode includes everything you need to develop, test, and distribute apps across all Apple platforms.

5.
Windows SDK - Windows app development | Microsoft Developer
https://developer.microsof
.com/en-us/windows/downloads/windows-sdk/

The Windows SDK for Windows 11 contains headers, libraries, and tools you can use when you create apps that run on Windows.

6.
Flutter - Build apps for any screen
https://flutte
.dev/

Flutter transforms the entire app development process. Build, test, and deploy beautiful mobile, web, desktop, and embedded apps from a single codebase.

7.
Creo: next generation iOS, macOS and Android cross-platform app builder
https://creolab
.com/

Next generation cross-platform app development with drag and drop app builder for iOS, macOS and Android. Creo combines the traditional Design and Development process into a single easy-to-use application for unprecedented productivity.

8.
Xojo: Cross-platform App Development Tool
https://www.xoj
.com/

Xojo is a cross-platform development tool and object-oriented programming language for creating powerful, native applications for macOS, Windows, Linux, the web, iOS, Android and Raspberry Pi.

9.
Pieces for Developers - Your Workflow Copilot
https://piece
.app/

Integrate your toolchain, efficiently capture, enrich, and reuse materials. Enhance collaboration with the assistance of an on-device copilot.