diff --git a/src/raylib.h b/src/raylib.h
index 7cf4e6536..0240beab4 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -1061,6 +1061,7 @@ RLAPI Matrix GetCameraMatrix2D(Camera2D camera);                        // Get c
 // Timing-related functions
 RLAPI void SetTargetFPS(int fps);                                 // Set target FPS (maximum)
 RLAPI float GetFrameTime(void);                                   // Get time in seconds for last frame drawn (delta time)
+RLAPI float GetFrameBusyTime(void);                               // Get the time spent actively updating and drawing a frame, excluding sleep time.
 RLAPI double GetTime(void);                                       // Get elapsed time in seconds since InitWindow()
 RLAPI int GetFPS(void);                                           // Get current FPS
 
diff --git a/src/rcore.c b/src/rcore.c
index 48c863f56..eaf61ed68 100644
--- a/src/rcore.c
+++ b/src/rcore.c
@@ -1633,6 +1633,13 @@ float GetFrameTime(void)
     return (float)CORE.Time.frame;
 }
 
+
+// Get the time spent actively updating and drawing a frame, excluding sleep time.
+float GetFrameBusyTime(void)
+{
+    return (float)(CORE.Time.update + CORE.Time.draw);
+}
+
 //----------------------------------------------------------------------------------
 // Module Functions Definition: Custom frame control
 //----------------------------------------------------------------------------------