diff --git a/ddebug/debug.h b/ddebug/debug.h
index 921c1daf..336fb789 100644
--- a/ddebug/debug.h
+++ b/ddebug/debug.h
@@ -163,7 +163,6 @@ int Debug_MessageBox(int type, const char *title, const char *str);
 
 // these functions deal with debug spew support
 void Debug_ConsolePrintf(int n, const char *format, ...);
-void Debug_ConsolePrintfAt(int n, int row, int col, const char *format, ...);
 
 // DEBUGGING MACROS
 // Break into the debugger, if this feature was enabled in Debug_init()
diff --git a/ddebug/lnxmono.cpp b/ddebug/lnxmono.cpp
index 1ca5da65..34e6ac7a 100644
--- a/ddebug/lnxmono.cpp
+++ b/ddebug/lnxmono.cpp
@@ -63,5 +63,3 @@ void Debug_ConsolePrintf(int n, const char *format, ...) {
     printf("%s", Mono_buffer);
   }
 }
-
-void Debug_ConsolePrintfAt(int n, int row, int col, const char *format, ...) {}
diff --git a/ddebug/mono.h b/ddebug/mono.h
index 33a87433..da2bfa71 100644
--- a/ddebug/mono.h
+++ b/ddebug/mono.h
@@ -75,10 +75,8 @@
 // Prints a formatted string to the debug window
 #define mprintf(...) Debug_ConsolePrintf(__VA_ARGS__)
 // Prints a formatted string on window n at row, col.
-#define mprintf_at(...) Debug_ConsolePrintfAt(__VA_ARGS__)
 #else // ifdef _DEBUG
 // DAJ defined in target headers
 #define mprintf(...)
-#define mprintf_at(...)
 #endif // ifdef _DEBUG
 #endif
diff --git a/ddebug/winmono.cpp b/ddebug/winmono.cpp
index a10179f9..4762206b 100644
--- a/ddebug/winmono.cpp
+++ b/ddebug/winmono.cpp
@@ -48,6 +48,4 @@ void Debug_ConsolePrintf(int n, const char *format, ...) {
   }
 }
 
-void Debug_ConsolePrintfAt(int n, int row, int col, const char *format, ...) {}
-
 #endif
diff --git a/ddio/sdlcontroller.cpp b/ddio/sdlcontroller.cpp
index f8101d12..1de28ecd 100644
--- a/ddio/sdlcontroller.cpp
+++ b/ddio/sdlcontroller.cpp
@@ -1169,9 +1169,6 @@ float sdlgameController::get_axis_value(int8_t controller, uint8_t axis, ct_form
       m_frame_time = 0.005f; // to trap potential errors.
     normalizer = ctldev->normalizer[axis] * m_frame_time;
     nullzone = MOUSE_DEADZONE;
-    if (axis == CT_X_AXIS) {
-      // mprintf_at(4, 4, 0, "m_dX:%03d  normal:%03.2f", (int)axisval, normalizer);
-    }
 
   } else {
     normalizer = ctldev->normalizer[axis];
diff --git a/editor/MainFrm.cpp b/editor/MainFrm.cpp
index c12cdf38..07bc87a0 100644
--- a/editor/MainFrm.cpp
+++ b/editor/MainFrm.cpp
@@ -1562,11 +1562,9 @@ void CMainFrame::OnActivateApp(BOOL bActive, HTASK hTask) {
 	
 	if (bActive) {
 		theApp.resume();
-		mprintf_at(2,0,0, "App Active  ");
 	}
 	else {
 		theApp.pause();
-		mprintf_at(2,0,0, "App Inactive");
 	}
 
   ((oeLnxApplication *)Descent)->run_handler(this->m_hWnd, WM_ACTIVATEAPP, (unsigned)bActive, 0);
diff --git a/editor/TerrainDialog.cpp b/editor/TerrainDialog.cpp
index 0a6ce2d6..60385fcb 100644
--- a/editor/TerrainDialog.cpp
+++ b/editor/TerrainDialog.cpp
@@ -1788,8 +1788,6 @@ void CTerrainDialog::OnTerrainOcclusion() {
           int end_x = dest_x * OCCLUSION_SIZE;
           int dest_occlusion_index = dest_z * OCCLUSION_SIZE + dest_x;
 
-          mprintf_at(2, 5, 0, "Count=%7d", count++);
-
           if (dest_occlusion_index == src_occlusion_index) {
             // This is us!
             int occ_byte = dest_occlusion_index / 8;
diff --git a/editor/editor_lighting.cpp b/editor/editor_lighting.cpp
index 205cab82..fcc70674 100644
--- a/editor/editor_lighting.cpp
+++ b/editor/editor_lighting.cpp
@@ -1772,7 +1772,6 @@ void DoTerrainDynamicTable() {
 
         for (j = 0; j < Terrain_sky.num_satellites; j++) {
           raynum++;
-          mprintf_at(2, 4, 0, "Ray=%d      ", raynum);
 
           if (gp.y > pos.y)
             continue;
@@ -1804,8 +1803,6 @@ void ComputeTerrainSpeedTable() {
       pos.y = (Terrain_seg[tseg].y) + .001;
 
       raynum++;
-      if ((raynum % 1000) == 0)
-        mprintf_at(2, 4, 0, "Ray=%d      ", raynum);
 
       for (j = 0; j < Terrain_sky.num_satellites; j++)
         TerrainLightSpeedup[j][tseg] = ShootRayForTerrainLight(&pos, &Terrain_sky.satellite_vectors[j], tseg);
@@ -2279,7 +2276,6 @@ Dynamic lighting takes a long time)","Question",MB_YESNO))==IDYES) do_dynamic=1;
                         for (j=0;j<Terrain_sky.num_satellites;j++)
                         {
                                 raynum++;
-                                mprintf_at(2,4,0,"Ray=%d      ",raynum);
 
                                 int answer1,answer2;
                                 answer1=ShootRayForTerrainLight (&pos1,&Terrain_sky.satellite_vectors[j],tseg);
diff --git a/editor/jaytest.cpp b/editor/jaytest.cpp
index 1e70d4ae..82e4bbe4 100644
--- a/editor/jaytest.cpp
+++ b/editor/jaytest.cpp
@@ -75,7 +75,6 @@ void RenderTexFrame(grViewport *my_viewport) {
 
   newtime = time(NULL);
   if (newtime != oldtime) {
-    mprintf_at(1, 2, 0, "%d FPS    ", framecount);
     oldtime = newtime;
     framecount = 0;
   }
diff --git a/editor/rad_cast.cpp b/editor/rad_cast.cpp
index 87995890..77ac3bbc 100644
--- a/editor/rad_cast.cpp
+++ b/editor/rad_cast.cpp
@@ -1031,11 +1031,6 @@ void CalculateFormFactorsRaycast() {
     for (t = 0; t < dest_num_elements; t++) {
       rad_element *dest_element = &dest_surf->elements[t];
 
-      if ((raycount % 1000) == 0) {
-        mprintf_at(2, 4, 0, "Ray=%d      ", raycount);
-        mprintf_at(2, 5, 0, "Ignore=%d    ", Rays_ignored);
-      }
-
       raycount++;
 
       if (ignore)
@@ -1104,8 +1099,5 @@ void CalculateFormFactorsRaycast() {
 
     if (rad_MaxSurface->surface_type == ST_ROOM && Calculate_specular_lighting)
       CheckToUpdateSpecularFace(dest_surf, &Current_max_specular_color, NULL);
-
-    // mprintf_at(2,4,0,"Ray=%d      ",raycount);
-    // mprintf_at(2,5,0,"Ignore=%d    ",Rays_ignored);
   }
 }
diff --git a/editor/rad_hemicube.cpp b/editor/rad_hemicube.cpp
index f7f1a35a..97c36d2e 100644
--- a/editor/rad_hemicube.cpp
+++ b/editor/rad_hemicube.cpp
@@ -361,9 +361,6 @@ void EndHemicubeDrawing(int face) {
 
   EndEditorFrame();
 
-  mprintf_at(2, 4, 0, "CTF=%d    ", Cracks_this_frame);
-  mprintf_at(2, 5, 0, "CTS=%d    ", Cracks_this_side);
-
   if (Show_rad_progress) {
     int i, t;
     int key;
diff --git a/editor/rad_init.cpp b/editor/rad_init.cpp
index 42e69268..10c51049 100644
--- a/editor/rad_init.cpp
+++ b/editor/rad_init.cpp
@@ -277,8 +277,6 @@ void UpdateUnsentValues() {
   else
     rad_Convergence = 0.0;
 
-  mprintf_at(2, 3, 0, "Left=%f  ", rad_Convergence);
-
   if (timer_GetTime() - last_report_time > 10.0) {
     mprintf(0, "Percentage left=%f\n", rad_Convergence);
     last_report_time = timer_GetTime();
@@ -312,7 +310,6 @@ void CalculateRadiosity() {
       rad_DoneCalculating = 1;
       break;
     }
-    mprintf_at(2, 2, 0, "Lightcount=%d   ", rad_StepCount);
 
     DoRadiosityIteration();
 
diff --git a/legacy/renderer/opengl.cpp b/legacy/renderer/opengl.cpp
index 0683a464..19a802e1 100644
--- a/legacy/renderer/opengl.cpp
+++ b/legacy/renderer/opengl.cpp
@@ -1861,11 +1861,6 @@ void opengl_Flip() {
   RTP_INCRVALUE(texture_uploads, OpenGL_uploads);
   RTP_INCRVALUE(polys_drawn, OpenGL_polys_drawn);
 
-  mprintf_at(1, 1, 0, "Uploads=%d    Polys=%d   Verts=%d   ", OpenGL_uploads, OpenGL_polys_drawn,
-             OpenGL_verts_processed);
-  mprintf_at(1, 2, 0, "Sets= 0:%d   1:%d   2:%d   3:%d   ", OpenGL_sets_this_frame[0], OpenGL_sets_this_frame[1],
-             OpenGL_sets_this_frame[2], OpenGL_sets_this_frame[3]);
-  mprintf_at(1, 3, 0, "Sets= 4:%d   5:%d  ", OpenGL_sets_this_frame[4], OpenGL_sets_this_frame[5]);
   for (i = 0; i < 10; i++)
     OpenGL_sets_this_frame[i] = 0;
 #endif
diff --git a/networking/networking.cpp b/networking/networking.cpp
index d9a7b5f5..c4c41ac5 100644
--- a/networking/networking.cpp
+++ b/networking/networking.cpp
@@ -1427,7 +1427,6 @@ void nw_WorkReliable(uint8_t *data, int len, network_address *naddr) {
 
           qsort(sort_ping, MAX_PING_HISTORY, sizeof(float), nw_PingCompare);
           rsocket->mean_ping = ((sort_ping[MAX_PING_HISTORY / 2] + sort_ping[(MAX_PING_HISTORY / 2) + 1])) / 2;
-          // mprintf_at(2,i+1,0,"Ping: %f  ",rsocket->mean_ping);
         }
         rsocket->ping_pos++;
         if (rsocket->ping_pos >= MAX_PING_HISTORY) {
@@ -2382,7 +2381,6 @@ int nw_SendWithID(uint8_t id, uint8_t *data, int len, network_address *who_to) {
 
   int my_comp_ratio = (float) ((float)Uncompressed_outgoing_data_len/(float)Compressed_outgoing_data_len);
 
-  mprintf_at(2,1,0,"Compression: %d%%  ",my_comp_ratio);
   */
   if (!Sockets_initted) {
     LOG_ERROR << "Network ==> Socket not inited in nw_Send";
diff --git a/ui/UISystem.cpp b/ui/UISystem.cpp
index 2bb2eda7..7a122b95 100644
--- a/ui/UISystem.cpp
+++ b/ui/UISystem.cpp
@@ -480,7 +480,6 @@ void ui_DoCursor() {
       u0 = (float)(UI_MOUSE_HOTX - UI_input.mx) / (float)cur_w;
     if (UI_input.my < UI_MOUSE_HOTY)
       v0 = (float)(UI_MOUSE_HOTY - UI_input.my) / (float)cur_h;
-    //	mprintf_at(1,5,30,"mx=%d my=%d   ", UI_input.mx,UI_input.my);
     rend_DrawScaledBitmap(UI_input.mx - UI_MOUSE_HOTX, UI_input.my - UI_MOUSE_HOTY,
                           UI_input.mx + (int)((float)cur_w * u1) - UI_MOUSE_HOTX,
                           UI_input.my + (int)((float)cur_h * v1) - UI_MOUSE_HOTY, UI_cursor_bm, u0, v0, u1, v1);