diff --git a/lib/ios.dart b/lib/ios.dart
index c051792d94..67fe290d3e 100644
--- a/lib/ios.dart
+++ b/lib/ios.dart
@@ -22,8 +22,14 @@ List<IosIconTemplate> iosIcons = <IosIconTemplate>[
   IosIconTemplate(name: '-40x40@1x', size: 40),
   IosIconTemplate(name: '-40x40@2x', size: 80),
   IosIconTemplate(name: '-40x40@3x', size: 120),
+  IosIconTemplate(name: '-50x50@1x', size: 50),
+  IosIconTemplate(name: '-50x50@2x', size: 100),
+  IosIconTemplate(name: '-57x57@1x', size: 57),
+  IosIconTemplate(name: '-57x57@2x', size: 114),
   IosIconTemplate(name: '-60x60@2x', size: 120),
   IosIconTemplate(name: '-60x60@3x', size: 180),
+  IosIconTemplate(name: '-72x72@1x', size: 72),
+  IosIconTemplate(name: '-72x72@2x', size: 144),
   IosIconTemplate(name: '-76x76@1x', size: 76),
   IosIconTemplate(name: '-76x76@2x', size: 152),
   IosIconTemplate(name: '-83.5x83.5@2x', size: 167),
@@ -248,6 +254,30 @@ List<Map<String, String>> createImageList(String fileNamePrefix) {
             filename: '$fileNamePrefix-40x40@3x.png',
             scale: '3x')
         .toJson(),
+    ContentsImageObject(
+            size: '50x50',
+            idiom: 'iphone',
+            filename: '$fileNamePrefix-50x50@1x.png',
+            scale: '1x')
+        .toJson(),
+    ContentsImageObject(
+            size: '50x50',
+            idiom: 'iphone',
+            filename: '$fileNamePrefix-50x50@2x.png',
+            scale: '2x')
+        .toJson(),
+    ContentsImageObject(
+            size: '57x57',
+            idiom: 'iphone',
+            filename: '$fileNamePrefix-57x57@1x.png',
+            scale: '1x')
+        .toJson(),
+    ContentsImageObject(
+            size: '57x57',
+            idiom: 'iphone',
+            filename: '$fileNamePrefix-57x57@3x.png',
+            scale: '2x')
+        .toJson(),
     ContentsImageObject(
             size: '60x60',
             idiom: 'iphone',
@@ -296,6 +326,18 @@ List<Map<String, String>> createImageList(String fileNamePrefix) {
             filename: '$fileNamePrefix-40x40@2x.png',
             scale: '2x')
         .toJson(),
+    ContentsImageObject(
+            size: '72x72',
+            idiom: 'ipad',
+            filename: '$fileNamePrefix-72x72@1x.png',
+            scale: '1x')
+        .toJson(),
+    ContentsImageObject(
+            size: '72x72',
+            idiom: 'ipad',
+            filename: '$fileNamePrefix-72x72@2x.png',
+            scale: '2x')
+        .toJson(),
     ContentsImageObject(
             size: '76x76',
             idiom: 'ipad',
diff --git a/test/main_test.dart b/test/main_test.dart
index 222efe4409..ccdd9db93b 100644
--- a/test/main_test.dart
+++ b/test/main_test.dart
@@ -11,7 +11,7 @@ import 'package:test/test.dart';
 // Unit tests for main.dart
 void main() {
   test('iOS icon list is correct size', () {
-    expect(ios.iosIcons.length, 15);
+    expect(ios.iosIcons.length, 21);
   });
 
   test('Android icon list is correct size', () {
@@ -21,7 +21,7 @@ void main() {
   test(
       'iOS image list used to generate Contents.json for icon directory is correct size',
       () {
-    expect(ios.createImageList('blah').length, 19);
+    expect(ios.createImageList('blah').length, 25);
   });
 
   test('pubspec.yaml file exists', () async {