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SIG Brand tools

Build your Cranium AI email signature.

Fill in your details, preview a clean on-brand signature, and copy it straight into Gmail, Outlook or Apple Mail. One consistent look for the whole team.

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Signature version
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Works in Gmail, Outlook, Apple Mail & more — instructions appear after you copy.

On Outlook for Mac? Paste it into Outlook on the web instead — it syncs to the app with the logo intact. Steps appear after you copy.

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Need the full brand kit?

Logos, colors, typography and usage rules live in the Cranium AI press kit.