diff --git a/_includes/sections/email-clients.html b/_includes/sections/email-clients.html
index 2e354e6b..06fe6e32 100644
--- a/_includes/sections/email-clients.html
+++ b/_includes/sections/email-clients.html
@@ -29,7 +29,7 @@
 %}
 
 
-<h1 id="mobileclients" class="anchor"><a href="#mobileclients"><i class="fas fa-link anchor-icon"></i></a> Mobile Email Clients</h1>
+<h1 id="adroidclients" class="anchor"><a href="#adroidclients"><i class="fas fa-link anchor-icon"></i></a> Android Email Clients</h1>
 
 {% include cardv2.html
   title="FairEmail"
@@ -46,7 +46,7 @@
 {% include cardv2.html
   title="K-9 Mail"
   image="/assets/img/svg/3rd-party/k9mail.svg"
-  description="An independent mail application for Android. It supports both POP3 and IMAP mailboxes, but only supports push mail for IMAP."
+  description="An independent mail application that supports both POP3 and IMAP mailboxes, but only supports push mail for IMAP."
   website="https://k9mail.app/"
   privacy-policy="https://k9mail.app/privacy"
   forum="https://forum.privacytools.io/t/"
@@ -54,3 +54,18 @@
   fdroid="https://f-droid.org/packages/com.fsck.k9/"
   googleplay="https://play.google.com/store/apps/details?id=com.fsck.k9"
 %}
+
+<h1 id="iosclients" class="anchor"><a href="#iosclients"><i class="fas fa-link anchor-icon"></i></a> iOS Email Clients</h1>
+
+{% include cardv2.html
+  title="Letterbox"
+  image="/assets/img/svg/3rd-party/letterbox.svg"
+  description=""
+  website="https://letterbox-app.org/"
+  privacy-policy="https://letterbox-app.org/privacy.html"
+  forum="https://forum.privacytools.io/t/"
+  git="https://git.imp.fu-berlin.de/enzevalos/"
+%}
+
+
+