diff --git a/changelogs/fragments/11179-mas-list-parsing.yml b/changelogs/fragments/11179-mas-list-parsing.yml
new file mode 100644
index 0000000000..c5ee448792
--- /dev/null
+++ b/changelogs/fragments/11179-mas-list-parsing.yml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - mas - parse CLI output correctly when listing installed apps with mas 3.0.0+ (https://github.com/ansible-collections/community.general/pull/11179).
diff --git a/plugins/modules/mas.py b/plugins/modules/mas.py
index 8ecf032609..c4dd224cd8 100644
--- a/plugins/modules/mas.py
+++ b/plugins/modules/mas.py
@@ -195,8 +195,14 @@ class Mas:
             rows = []
         apps = []
         for r in rows:
-            # Format: "123456789 App Name"
-            r = r.split(" ", 1)
+            # mas 2.3.0 and older:
+            # 123456789  App Name         (version)
+            # 4567890    App Name Longer  (version)
+            #
+            # mas 3.0.0 and newer:
+            # 123456789  App Name         (version)
+            #   4567890  App Name Longer  (version)
+            r = r.strip().split(" ", 1)
             if len(r) == 2:
                 apps.append(int(r[0]))