diff --git a/platform/android/detect.py b/platform/android/detect.py
index 33c65657899..c99fff445e8 100644
--- a/platform/android/detect.py
+++ b/platform/android/detect.py
@@ -68,6 +68,7 @@ def get_flags():
     return [
         ("arch", "arm64"),  # Default for convenience.
         ("target", "template_debug"),
+        ("disable_exceptions", True),  # Reduces size.
     ]
 
 
diff --git a/platform/ios/detect.py b/platform/ios/detect.py
index 40eb61abc8e..2f33e03b040 100644
--- a/platform/ios/detect.py
+++ b/platform/ios/detect.py
@@ -49,6 +49,7 @@ def get_flags():
         ("arch", "arm64"),  # Default for convenience.
         ("target", "template_debug"),
         ("use_volk", False),
+        ("disable_exceptions", True),  # Reduces size.
     ]
 
 
diff --git a/platform/web/detect.py b/platform/web/detect.py
index dfc11a22cb7..b64c5a40e78 100644
--- a/platform/web/detect.py
+++ b/platform/web/detect.py
@@ -69,6 +69,7 @@ def get_flags():
         # 100 KiB over -Os, which does not justify the negative impact on
         # run-time performance.
         ("optimize", "size"),
+        ("disable_exceptions", True),  # Reduces size.
     ]