white-space

Tested with the values nowrap and pre.

Estimated Support About

73.17% + 19.51% = 92.68%

Apple Mail

macOS

12.4

iOS

12.1

Gmail

Desktop Webmail

2019-02

iOS

2019-02
1 2

Android

2019-02
1 2

Mobile Webmail

2020-02

Outlook

Windows

2007
2010
2013
2016
2019

Windows Mail

2019-02

macOS

2019-02
2
16.80

Outlook.com

2019-02
2
2024-01

iOS

2019-02
2

Android

2019-02
2

Yahoo! Mail

Desktop Webmail

2019-02

iOS

2019-02
2

Android

2019-02
2

AOL

Desktop Webmail

2019-02

iOS

2019-02

Android

2019-02

Samsung Email

Android

5.0.10.2

Mozilla Thunderbird

macOS

68.4

ProtonMail

Desktop Webmail

2020-03

iOS

2020-03

Android

2020-03

Fastmail

Desktop Webmail

2021-07

HEY

Desktop Webmail

2020-06

Orange

Desktop Webmail

2020-01
2021-03

iOS

2020-01

Android

2020-01

LaPoste.net

Desktop Webmail

2021-08

SFR

Desktop Webmail

2020-01

iOS

2020-01

Android

2020-01
2

GMX

Desktop Webmail

2022-09

iOS

2022-09

Android

2022-09
2

1&1

Desktop Webmail

2022-09

Android

2022-09
2

Mail.ru

Desktop Webmail

2020-10

WEB.DE

Desktop Webmail

2022-09

iOS

2022-09

Android

2022-09
2

WP.pl

Desktop Webmail

2025-09

Notes

  • 1

    Partial. Not supported with non Google accounts.

  • 2

    Partial. pre value is not supported.

Resources

Sponsor

Resend

Sponsored by Resend. Email for developers. The best way to reach humans instead of spam folders. Deliver transactional and marketing emails at scale.

Know something we don't?

Is any of the above data outdated? Or do you want to add a new email client to the list? Heads on to GitHub and edit the data file!

Edit this page on GitHub Report an issue on GitHub

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Test it yourself

This feature was last tested on February 28, 2019.

If you want to test this feature in the same conditions as we did, you can get our test code and run a test by yourself. Make sure to follow our testing recommendations first.

View the test code