diff --git a/app/dependencies.rb b/app/dependencies.rb
index bc290eac..0f92eb8e 100644
--- a/app/dependencies.rb
+++ b/app/dependencies.rb
@@ -6,3 +6,4 @@
 require 'browser/http'
 require 'browser/location'
 require 'browser/history'
+require 'browser/navigator'
\ No newline at end of file
diff --git a/app/helper.rb b/app/helper.rb
new file mode 100644
index 00000000..e295824d
--- /dev/null
+++ b/app/helper.rb
@@ -0,0 +1,13 @@
+require 'dependencies'
+
+class Helper
+  @@navigator = $window&.navigator
+
+  def self.ios?
+    @@navigator.user_agent&.match?(/\b(iPad|iPhone|iPod)\b/) || false
+  end
+
+  def self.macos?
+    @@navigator.user_agent&.match?(/\bMac\b/) || false
+  end
+end
diff --git a/app/try_ruby.rb b/app/try_ruby.rb
index 81ad5a9a..2cf7f63c 100644
--- a/app/try_ruby.rb
+++ b/app/try_ruby.rb
@@ -4,6 +4,7 @@
 require 'editor'
 require 'lesson'
 require 'ruby_engine'
+require 'helper'
 
 # The TryRuby application
 class TryRuby
@@ -61,7 +62,8 @@ def initialize
 
     #If hold down the control and the Enter key goes down, run
     $document.on :keydown, '#editor' do |e|
-      if e.key == "Enter" && e.ctrl?
+      if ((e.ctrl? && !Helper.ios?) || ((Helper.macos? || Helper.ios?) && e.meta?)) && e.key == "Enter"
+        e.prevent
         do_run
       end
     end