iPhone OS 1.0

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iPhone OS 2.0

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iPhone OS 3.0

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iOS 4.0

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iOS 5.0

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iOS 6.0

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iOS 7.0

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iOS 8.0

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iOS 9.0

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iOS 10

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iOS 11

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iOS 12

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iOS 13

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iOS 14

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iOS 15

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iOS 16

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iOS 17

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iOS 18

• March 31st, 2025 – Apple begins testing iOS 18.6, according to MacRumors’s visitor logs.
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• June 16th, 2025 – iOS 18.6 beta 1 (22G5054d)
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• June 21st, 2025 – Public Beta of iOS 18.6 is released
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• June 30th, 2025 – Second Beta seeded to developers
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• July 1st, 2025 – Second Public Beta, Build 22G5064d
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• July 15th 2025 – iOS 18.6 Beta 3 (Build 22G5073b)
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• July 30th 2025 – Final Release, Build 22G86
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iOS & iPadOS 26

• June 9th, 2025: Developer Beta 1, Build 23A5260n
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• June 13th, 2025: Developer Beta 1, Build 23A5260u (No release notes)
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• June 23rd, 2025: Developer Beta 2 (Build 23A5276f)
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• July 7th, 2025: Developer Beta 3 (Build 23A5287g)
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• July 22nd, 2025: Developer Beta 4 (Build 23A5297i)
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• July 24th. 2025: Developer Beta 4 & Public Beta 1 (Build 23A5297m)
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• August 5th, 2025: Developer Beta 5 (Build 23A5308g)
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• August 11th, 2025: Developer Beta 6 (Build 23A5318c)
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• August 14th, 2025: Developer Beta 6 (Build 23A5318f) + Public Beta 3
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• August 18th, 2025: Developer Beta 7 (Build 23A5326a)
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• August 25th, 2025: Developer Beta 8 (Build 23A5330a)
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• September 2nd, 2025: Developer Beta 9 (Build 23A5336a)
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• September 9th, 2025: iOS & iPadOS RC1 (Build 23A340)
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• iOS 26.1 Developer Beta 1 (Build 23B5044l) – September 22nd, 2025