iOS is a mobile operating system created and developed by Apple for its iPhone line of smartphones. It was unveiled in January 2007 alongside the first-generation iPhone, and was released in June 2007. Major versions of iOS are released annually; the current stable version, iOS 26, was released to the public on September 15, 2025.
| Developer | Apple Inc. |
|---|---|
| Kernel / engine | Darwin / XNU (Mach + FreeBSD) |
| Supported platforms | ARM64, ARMv7, ARMv6 |
| First released | 2007-06-29 |
| User Agent | Browser | Device |
|---|---|---|
| Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Mobile/15E148 Safari/604.1 | Mobile Safari 17 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1 SG | Mobile Safari 18 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 17_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) MyApp iOS/1.9.4 (build 483; iPhone XS; iOS 17.3) | Mobile Safari | iPhone XS |
| Mozilla/5.0 (iPhone; CPU iPhone OS 18_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.6 Mobile/15E148 Safari/604.1 SG | Mobile Safari 18 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 18_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) MyApp iOS/2.4.0 (build 923; iPhone XS; iOS 18.4.1) | Mobile Safari | iPhone XS |
| Mozilla/5.0 (iPhone; CPU iPhone OS 26_6_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/151.0.0.0 Mobile/15E148 Safari/604.1 | Chrome Mobile iOS 151 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 14_8_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/116.0.6023.102 Mobile/18B92 Safari/604.1 | Chrome Mobile iOS 116 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 15_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/108.0.6796.46 Mobile/22C161 Safari/604.1 | Chrome Mobile iOS 108 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 15_1_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.1 Mobile/19B81 Safari/604.1 | Mobile Safari 15 | iPhone |
| Mozilla/5.0 (iPhone; CPU iPhone OS 15_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.3 Mobile/19D50 Safari/604.1 | Mobile Safari 15 | iPhone |