Mail app icon black and white

Here are a few black and white icon designs for a mail app:

1. Simple Envelope

A minimalist design featuring a stylized envelope with a bold outline and a simple font.

2. Mailbox

A design that incorporates a mailbox icon with a bold, modern font.

3. Letter

A design that features a stylized letter icon with a simple, clean font.

4. Mail Icon

A design that uses a combination of lines and shapes to create a mail icon, with a bold, modern font.

5. Envelope with Arrow

A design that features an envelope icon with an arrow pointing upwards, indicating the sending of mail.

6. Mailbox with Mail

A design that incorporates a mailbox icon with a piece of mail sticking out, giving a sense of movement and action.

7. Simple Mail

A design that features a simple, stylized mail icon with a bold, modern font.

8. Letter with Stamp

A design that features a stylized letter icon with a stamp on it, giving a sense of authenticity and importance.

9. Mail Icon with Lines

A design that uses a combination of lines and shapes to create a mail icon, with a bold, modern font.

10. Envelope with Ribbon

A design that features an envelope icon with a ribbon tied around it, giving a sense of elegance and sophistication.

These are just a few examples of black and white icon designs for a mail app. You can always experiment with different designs and styles to find the one that best represents your app's brand and personality.