diff --git a/src/bridge/bridgemain.cpp b/src/bridge/bridgemain.cpp
index 2862257aa..3ad05631f 100644
--- a/src/bridge/bridgemain.cpp
+++ b/src/bridge/bridgemain.cpp
@@ -1997,6 +1997,11 @@ BRIDGE_IMPEXP DWORD GuiGetMainThreadId()
     return (DWORD)(duint)_gui_sendmessage(GUI_GET_MAIN_THREAD_ID, nullptr, nullptr);
 }
 
+BRIDGE_IMPEXP bool GuiIsDebuggerFocused()
+{
+    return (bool)(duint)_gui_sendmessage(GUI_IS_DEBUGGER_FOCUSED, nullptr, nullptr);
+}
+
 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 {
     hInst = hinstDLL;
diff --git a/src/bridge/bridgemain.h b/src/bridge/bridgemain.h
index 676b4a0a9..ffe6b3466 100644
--- a/src/bridge/bridgemain.h
+++ b/src/bridge/bridgemain.h
@@ -1126,6 +1126,7 @@ BRIDGE_IMPEXP void DbgGetSymbolInfo(const SYMBOLPTR* symbolptr, SYMBOLINFO* info
 BRIDGE_IMPEXP DEBUG_ENGINE DbgGetDebugEngine();
 BRIDGE_IMPEXP bool DbgGetSymbolInfoAt(duint addr, SYMBOLINFO* info);
 BRIDGE_IMPEXP duint DbgXrefAddMulti(const XREF_EDGE* edges, duint count);
+BRIDGE_IMPEXP bool GuiIsDebuggerFocused();
 
 //Gui defines
 typedef enum
@@ -1274,6 +1275,7 @@ typedef enum
     GUI_GET_MAIN_THREAD_ID,         // param1=unused,               param2=unused
     GUI_ADD_MSG_TO_LOG_HTML,        // param1=(const char*)msg,     param2=unused
     GUI_IS_LOG_ENABLED,             // param1=unused,               param2=unused
+    GUI_IS_DEBUGGER_FOCUSED,        // param1=unused,               param2=unused
 } GUIMSG;
 
 //GUI Typedefs
diff --git a/src/dbg/expressionfunctions.cpp b/src/dbg/expressionfunctions.cpp
index 58e7f9c8a..c06f46c0e 100644
--- a/src/dbg/expressionfunctions.cpp
+++ b/src/dbg/expressionfunctions.cpp
@@ -152,6 +152,9 @@ void ExpressionFunctions::Init()
     //Undocumented
     RegisterEasy("bpgoto", bpgoto);
 
+    //Other
+    RegisterEasy("isdebuggerfocused", isdebuggerfocused);
+
     // Strings
     ExpressionFunctions::Register("utf8", ValueTypeString, { ValueTypeNumber }, Exprfunc::utf8, nullptr);
     ExpressionFunctions::Register("utf16", ValueTypeString, { ValueTypeNumber }, Exprfunc::utf16, nullptr);
diff --git a/src/dbg/exprfunc.cpp b/src/dbg/exprfunc.cpp
index e7d66cd7d..995ed8b20 100644
--- a/src/dbg/exprfunc.cpp
+++ b/src/dbg/exprfunc.cpp
@@ -600,6 +600,11 @@ namespace Exprfunc
         return getLastExceptionInfo().ExceptionRecord.ExceptionInformation[index];
     }
 
+    duint isdebuggerfocused()
+    {
+        return GuiIsDebuggerFocused();
+    }
+
     bool streq(ExpressionValue* result, int argc, const ExpressionValue* argv, void* userdata)
     {
         assert(argc == 2);
diff --git a/src/dbg/exprfunc.h b/src/dbg/exprfunc.h
index f524c98c0..3d5b15729 100644
--- a/src/dbg/exprfunc.h
+++ b/src/dbg/exprfunc.h
@@ -86,6 +86,8 @@ namespace Exprfunc
     duint exinfocount();
     duint exinfo(duint index);
 
+    duint isdebuggerfocused();
+
     bool streq(ExpressionValue* result, int argc, const ExpressionValue* argv, void* userdata);
     bool strieq(ExpressionValue* result, int argc, const ExpressionValue* argv, void* userdata);
     bool strstr(ExpressionValue* result, int argc, const ExpressionValue* argv, void* userdata);
diff --git a/src/gui/Src/Bridge/Bridge.cpp b/src/gui/Src/Bridge/Bridge.cpp
index 1df7124d4..e1f156c91 100644
--- a/src/gui/Src/Bridge/Bridge.cpp
+++ b/src/gui/Src/Bridge/Bridge.cpp
@@ -905,6 +905,9 @@ void* Bridge::processMessage(GUIMSG type, void* param1, void* param2)
 
     case GUI_GET_MAIN_THREAD_ID:
         return (void*)dwMainThreadId;
+
+    case GUI_IS_DEBUGGER_FOCUSED:
+        return (void*)!!QApplication::activeWindow();
     }
 
     return nullptr;