Skip to main content

Our email CSS engine is open source. Give it a star on GitHub 

Emailens

box-shadow in Gmail iOS

Partial box-shadow is partly supported in Gmail iOS.

Only supported with non Google accounts.

Works in 14 of 21 · partial in 2 · not supported in 5

Which clients
Works
Outlook 365, Outlook (New), Outlook iOS, Outlook Android, Outlook for Mac, Apple Mail, Apple Mail iOS, Yahoo Mail, Samsung Mail, Thunderbird, HEY Mail, Proton Mail, Fastmail, Superhuman
Partial
Gmail Android, Gmail iOS
Not supported
Gmail, Outlook Classic, Yahoo Mail Android, Yahoo Mail iOS, AOL Mail

Your reader in Gmail iOS may not see box-shadow the way you wrote it, even if it looks right where you tested it.

What to do instead in Gmail iOS

Use border as a fallback for box-shadow

instead
.card {
  border: 1px solid #e0e0e0;
  /* box-shadow as progressive enhancement */
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
Show the original
before
.card {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

A free account opens all 21 clients and keeps your checks for 7 days. Create a free account →

What Gmail iOS does with box-shadow

caniemail record, tested upstream 20 Dec 2023

  • Partial. Only supported with non Google accounts.

Your next question

Every feature in Gmail iOS · box-shadow in every client

Questions

How many email clients support box-shadow?
It works in 14 of 21, partial in 2, not supported in 5.
What do I use instead of box-shadow in Gmail iOS?
Use border as a fallback for box-shadow.
Does box-shadow work in Gmail Android?
box-shadow is partly supported in Gmail Android. Closest to Gmail iOS: Gmail Android, which agrees on 273 of the 300 features both are tested on.

To see what else in your email Gmail iOS does not support, paste the whole email.

The checker needs a computer screen.

Real captures 14 Oct 2026 on 11 installs · caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 20 Dec 2023 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping · the Gmail capture is not counted (it skips Gmail's sanitiser)