You will be pleased to read that Inbox.com lets you choose the font face and size used for displaying and editing plain text emails. You can even set different fonts for each function.
Change the Font for Plain Text Emails in Inbox.com
To choose custom fonts for plain text reading and editing in Inbox.com:
- Select Setting from the Inbox.com navigation bar.
- Follow the Font settings link under Skin.
- Use the Font... drop-down menus under Plain text emails: and Emails editor: to choose the desired fonts for reading and composing mail respectively.
- Optionally, use the Size... drop-down menus to select appropriate font sizes.
- Click Save & Apply.
- Click OK.