Slanted lettering for places that cannot format text.
𝑇𝑦𝑝𝑒 𝑦𝑜𝑢𝑟 𝑡𝑒𝑥𝑡 ℎ𝑒𝑟𝑒
𝘛𝘺𝘱𝘦 𝘺𝘰𝘶𝘳 𝘵𝘦𝘹𝘵 𝘩𝘦𝘳𝘦
𝑻𝒚𝒑𝒆 𝒚𝒐𝒖𝒓 𝒕𝒆𝒙𝒕 𝒉𝒆𝒓𝒆
𝙏𝙮𝙥𝙚 𝙮𝙤𝙪𝙧 𝙩𝙚𝙭𝙩 𝙝𝙚𝙧𝙚
𝒯𝓎𝓅ℯ 𝓎ℴ𝓊𝓇 𝓉ℯ𝓍𝓉 𝒽ℯ𝓇ℯ
𝓣𝔂𝓹𝓮 𝔂𝓸𝓾𝓻 𝓽𝓮𝔁𝓽 𝓱𝓮𝓻𝓮
Unicode has italic alphabets for mathematics, which look like styled text but are ordinary characters. This page shows italic serif and sans, bold italic in both, script and bold script, and they paste into chat apps, profile fields and anywhere plain text is accepted.
Only the Latin alphabet is covered, so accents and other scripts do not change.
No. These are Unicode characters that happen to look like styled letters, so they paste into any app that accepts text, with no font installation. Because they are different characters from normal letters, search and screen readers may handle them differently.
Usually yes, because subjects are plain text, but some mail clients do not display unusual characters well.
In Unicode the italic h is a historical exception stored in another place. The tool handles that for you.