iPhone OS 1 is the first major release of iOS Mobile operating system, developed by Apple Inc. It was released on June 29, 2007 along with the first-generation iPhone.

Nov 24, 2025 · Dive into the journey of iOS versions, from iOS 1 to the latest iOS 18 version. Explore the updates, key features, and personal insights into Apple’s mobile evolution.

Sep 12, 2025 · Explore the full iOS version history from iOS 1 in 2007 to iOS 26 in 2025, with key features, release dates, and major updates.

Jun 25, 2025 · Explore the complete history of iOS, from the original iPhone OS 1 to iOS 26—key features, design changes, and Apple’s biggest software milestones. Since its debut in 2007 …

iPhone OS 1, retroactively referred to as iOS 1, was the first major version of the iOS mobile operating system to be publicly released by Apple Inc. It was developed from Mac OS X and debuted with the …

Dec 21, 2025 · iPhone OS 1 (codenamed Alpine) is the first version of iPhone OS that was released on 29 June 2007. It was announced alongside the original iPhone at the Macworld conference on 9 …

Sep 16, 2025 · iOS made its debut in 2007 alongside the first iPhone. However, when Steve Jobs held the little device aloft revealing it to the world for the first time, it wasn’t running iOS 1. Instead, it...

Jul 5, 2019 · See a gallery of the iOS evolution from the beginning to 2009.

From versions 1-3, the operating system was still known as OS; however, with version 4, the name was changed to iOS. Significant and ground-breaking advancements in cell phone technology include …

Sep 15, 2025 · iOS is the operating system for the iPhone and iPod touch. Find out when each version was released and what it included here.