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1Password for Mac

Requires OS X Yosemite or higher

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OS X 10.9 Mavericks
OS X 10.8 Mountain Lion
Get 1Password 4.4.3
OS X 10.7 Lion
OS X 10.6 Snow Leopard
Get 1Password 3.8.22

1Password for Windows

Requires Windows 7 or newer

Download Download beta Get 1Password 4 (standalone version)

Get 1Password for your browser

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1Password for Android

Available for Tablets and Phones running Android 5.0 and above

Download on Google Play

1Password for iOS

Available for Apple Watch, iPhone and iPad running iOS 9.

Get it on the App Store