Sigline app icon

Apple Mail signatures,
made simple.

Edit your mail signatures the way they should work. Add images, style your signature, and save without the hassle.

Free download · Full version for $9.99

Sigline editor interface

All your signatures in one place

View and manage all your Apple Mail signatures from a single, clean interface. No more switching between settings or guessing where things are stored.

Edit the way you're comfortable

Work in HTML code, visual editor, or just plain text. Choose what works best for you.

Start with a templateComing soon

Use ready-made signature templates to create a clean, professional look in minutes.

Why Sigline?

Creating an Apple Mail signature is easy, but quickly becomes frustrating when you want to add images, links, or custom formatting.

Small mistakes can break the signature or cause changes to disappear. Sigline makes this easy by giving you a clear, safe way to edit and save your signatures - without worrying about how Apple Mail handles them behind the scenes.

Learn more about Apple Mail signatures

Want to learn how to edit your signatures manually, where to find your signature files, and how to fix the most common issues?

Read the blog

Edit your Apple Mail signatures with confidence

Sigline gives you a safe, simple way to manage and edit your Apple Mail signatures - without hidden files or broken formatting.

Free download · Full version for $9.99