visibility in Outlook iOS
Works visibility works in Outlook iOS.
Works in 13 of 21 · not supported in 8
Which clients
- Works
- Outlook 365, Outlook (New), Outlook iOS, Outlook for Mac, Apple Mail, Apple Mail iOS, Yahoo Mail iOS, Samsung Mail, Thunderbird, HEY Mail, Proton Mail, Fastmail, Superhuman
- Not supported
- Gmail, Gmail Android, Gmail iOS, Outlook Classic, Outlook Android, Yahoo Mail, Yahoo Mail Android, AOL Mail
The fix for the clients that need it
Needed in 8 of 21: Gmail, Gmail Android, Gmail iOS and 5 more.
Use conditional comments or remove hidden content
<!-- For screen readers, use font-size: 0 trick -->
<div style="font-size: 0; max-height: 0; overflow: hidden;
mso-hide: all;" aria-hidden="true">
Preheader text
</div>Show the original
<div style="visibility: hidden;">
Hidden content for screen readers
</div>A free account opens all 21 clients and keeps your checks for 7 days. Create a free account →
What Outlook iOS does with visibility
caniemail record, tested upstream 28 Feb 2019
- Buggy.
visibility:collapseapplied to a<tr>only hides content and does not "remove" it from layout.
Your next question
- Does text-shadow work in Outlook iOS?
Works in 12 of 21 · not supported in 9
fix - Does animation work in Outlook iOS?
Works in 5 of 21 · partial in 1 · not supported in 15
fix - Does transform work in Outlook iOS?
Works in 7 of 21 · partial in 1 · not supported in 13
fix - Does overflow-wrap work in Outlook iOS?
Works in 2 of 21 · partial in 3 · not supported in 13 · 3 untested
fix - Does position work in Outlook iOS?
Works in 2 of 21 · partial in 14 · not supported in 5
fix - Does bimi work in Outlook iOS?
Works in 9 of 21 · not supported in 11 · 1 untested
Questions
- How many email clients support visibility?
- It works in 13 of 21, not supported in 8.
- Does visibility work in Outlook Android?
- visibility is not supported in Outlook Android. Closest to Outlook iOS: Outlook Android, which agrees on 270 of the 296 features both are tested on.
To see what in your email Outlook iOS does not support, paste the whole email.
No signup · Five clients free, Outlook Classic included · All 21 with an account
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Real captures 14 Oct 2026 on 11 installs · caniemail (MIT) via @emailens/engine 0.18.22 · tested upstream 28 Feb 2019 · data last changed 10 Nov 2026 · Outlook (New) cells are the engine's mapping