ClickSig

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Articles on how an email signature should look: size, logo, photo, and what to leave out. Install steps for Gmail, Outlook, Apple Mail, Yahoo, and Thunderbird are in the same list.

By profession

Best Free Email Signature for Doctor

What belongs in a doctor email signature: credentials, specialty, clinic contacts, and four professional examples you can copy.

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By profession

Best Free Email Signature for Dentist

A dentist email signature that builds trust: DDS or DMD, practice, address, phone, and four examples for general and specialist dentists.

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By profession

Best Free Email Signature for Medical Students

An email signature for medical students: school, class year, research interest, and four examples for MS1 to MS4 and residency applications.

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By profession

Best Free Email Signature for Therapist

A therapist email signature with credentials, pronouns, booking link, and a confidentiality note. Four calm examples for counselors.

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By profession

Best Free Email Signature for Attorney

An attorney email signature with bar number, firm, practice area, and a confidentiality notice. Four professional examples for lawyers.

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By profession

Best Free Email Signature for Realtor

A realtor email signature with REALTOR® title, license number, mobile, listings link, and four examples to win more buyers and sellers.

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By profession

Best Free Email Signature for Real Estate Agent

A real estate agent email signature for brokerage and team mail: license, service area, brokerage logo, valuation link, and four examples.

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By profession

Best Free Email Signature for Photographer

A photographer email signature that sells: studio mark, specialty, portfolio link, Instagram, booking link, and four examples to copy.

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By profession

Best Free Email Signature for Teacher

What a teacher email signature needs: name, grade or subject, school, office hours, and four classroom-ready examples you can copy.

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By profession

Best Free Email Signature for Students

A student email signature for internships, professors, and applications: what to include, what to skip, and four examples to copy.

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By profession

Best Free Email Signature for a Graduate Student

A graduate student email signature that fits academia: degree, lab, department, ORCID, and four examples for PhD and master students.

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By profession

Best Free Email Signature for Personal Email

What to put in a personal email signature: name, a way to reach you, and one useful link. Four clean examples for Gmail and Outlook.

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By profession

Best Free Email Signature for Personal Email: Ideas to Copy

Personal email signature ideas that feel like you: a sign-off line, contact chips, a creative tagline, and a photo. Four ideas to copy today.

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By profession

Best Free Email Signature for a Cool, Modern Look

A cool email signature that is still readable: bold color, one accent, a tagline, and four modern examples for designers and creatives.

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Signature design

Minimalist email signature: what to keep and what to cut

Why a minimalist email signature beats a large one: the name, the role, and a way to reply stay readable once the thread gets long.

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Signature design

Email signature size: how large a signature can be

How large an email signature can be: a short footer on replies, a full one on the first email.

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Signature design

Email signature dimensions: width, logo, and photo

Practical email signature dimensions: a full layout about 420px wide, a logo near 64px, and a headshot from 32px to 96px.

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Signature design

Logo email signature: size, format, and placement

Best parameters for a logo in an email signature: 32–96px, square or round, beside the name.

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Signature design

Photo email signature: headshot size and layout

Best parameters for a photo in an email signature: 40–96px, round or square, with the name kept as text.

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Guide · Web

How to add a signature for Gmail

Add your ClickSig signature permanently in Gmail settings.

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Guide · iOS

How to add a signature for Gmail on iPhone

The Gmail app only keeps a short mobile signature. Paste the full ClickSig layout in Gmail on the web.

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Guide · Android

How to add a signature for Gmail on Android

Paste the formatted signature in Gmail’s desktop site. The Android app signature is a short extra line.

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Guide · Web

How to add a signature for Outlook on the web

Set a default signature in Outlook.com or Microsoft 365 webmail.

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Guide · Desktop

How to add a signature for Outlook for Windows

Add your signature in the new Outlook app for Windows, from Accounts → Signatures.

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Guide · Desktop

How to add a signature for Outlook for Mac

Add a default signature in Microsoft Outlook on macOS.

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Guide · macOS

How to add a signature for Apple Mail

Save your signature in Apple Mail on Mac. It does not copy itself to iPhone.

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Guide · iOS

How to add a signature for Apple Mail on iPhone

Add the signature in iOS Settings. Mail on iPhone does not inherit the Mac version.

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Guide · Web

How to add a signature for Yahoo Mail

Add a permanent signature in Yahoo Mail settings.

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Guide · Desktop

How to add a signature for Mozilla Thunderbird

Attach your signature to a Thunderbird account.

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