diff --git a/release/datafiles/userdef/userdef_default_theme.c b/release/datafiles/userdef/userdef_default_theme.c
index 441a92127ea..85532d01d5c 100644
--- a/release/datafiles/userdef/userdef_default_theme.c
+++ b/release/datafiles/userdef/userdef_default_theme.c
@@ -638,7 +638,7 @@ const bTheme U_theme_default = {
       .sub_back = RGBA(0x0000003e),
     },
     .shade1 = RGBA(0xa0a0a000),
-    .grid = RGBA(0x404040ff),
+    .grid = RGBA(0x212121ff),
     .vertex_select = RGBA(0xff8500ff),
     .bone_pose = RGBA(0x50c8ff50),
     .cframe = RGBA(0x5680c2ff),
diff --git a/release/scripts/startup/bl_ui/space_sequencer.py b/release/scripts/startup/bl_ui/space_sequencer.py
index c9b38fbf095..30467521c3d 100644
--- a/release/scripts/startup/bl_ui/space_sequencer.py
+++ b/release/scripts/startup/bl_ui/space_sequencer.py
@@ -263,6 +263,7 @@ class SEQUENCER_PT_sequencer_overlay(Panel):
 
         layout.prop(st, "show_strip_offset", text="Offsets")
         layout.prop(st, "show_fcurves", text="F-Curves")
+        layout.prop(st, "show_grid", text="Grid")
 
         layout.separator()
 
diff --git a/source/blender/blenkernel/BKE_blender_version.h b/source/blender/blenkernel/BKE_blender_version.h
index 62700d0647f..e76e3ed8fe0 100644
--- a/source/blender/blenkernel/BKE_blender_version.h
+++ b/source/blender/blenkernel/BKE_blender_version.h
@@ -39,7 +39,7 @@ extern "C" {
 
 /* Blender file format version. */
 #define BLENDER_FILE_VERSION BLENDER_VERSION
-#define BLENDER_FILE_SUBVERSION 14
+#define BLENDER_FILE_SUBVERSION 15
 
 /* Minimum Blender version that supports reading file written with the current
  * version. Older Blender versions will test this and show a warning if the file
diff --git a/source/blender/blenloader/intern/versioning_300.c b/source/blender/blenloader/intern/versioning_300.c
index fb22a88c28e..95440f78cd2 100644
--- a/source/blender/blenloader/intern/versioning_300.c
+++ b/source/blender/blenloader/intern/versioning_300.c
@@ -678,6 +678,19 @@ void blo_do_versions_300(FileData *fd, Library *UNUSED(lib), Main *bmain)
     }
   }
 
+  if (!MAIN_VERSION_ATLEAST(bmain, 300, 15)) {
+    LISTBASE_FOREACH (bScreen *, screen, &bmain->screens) {
+      LISTBASE_FOREACH (ScrArea *, area, &screen->areabase) {
+        LISTBASE_FOREACH (SpaceLink *, sl, &area->spacedata) {
+          if (sl->spacetype == SPACE_SEQ) {
+            SpaceSeq *sseq = (SpaceSeq *)sl;
+            sseq->flag |= SEQ_SHOW_GRID;
+          }
+        }
+      }
+    }
+  }
+
   /**
    * Versioning code until next subversion bump goes here.
    *
diff --git a/source/blender/blenloader/intern/versioning_defaults.c b/source/blender/blenloader/intern/versioning_defaults.c
index 10b24532014..6b54600f915 100644
--- a/source/blender/blenloader/intern/versioning_defaults.c
+++ b/source/blender/blenloader/intern/versioning_defaults.c
@@ -183,7 +183,7 @@ static void blo_update_defaults_screen(bScreen *screen,
     else if (area->spacetype == SPACE_SEQ) {
       SpaceSeq *seq = area->spacedata.first;
       seq->flag |= SEQ_SHOW_MARKERS | SEQ_SHOW_FCURVES | SEQ_ZOOM_TO_FIT | SEQ_SHOW_STRIP_OVERLAY |
-                   SEQ_SHOW_STRIP_SOURCE | SEQ_SHOW_STRIP_NAME | SEQ_SHOW_STRIP_DURATION;
+                   SEQ_SHOW_STRIP_SOURCE | SEQ_SHOW_STRIP_NAME | SEQ_SHOW_STRIP_DURATION | SEQ_SHOW_GRID;
 
       seq->render_size = SEQ_RENDER_SIZE_PROXY_100;
       seq->flag |= SEQ_USE_PROXIES;
diff --git a/source/blender/blenloader/intern/versioning_userdef.c b/source/blender/blenloader/intern/versioning_userdef.c
index 152dcbed6a4..c409f0a71fc 100644
--- a/source/blender/blenloader/intern/versioning_userdef.c
+++ b/source/blender/blenloader/intern/versioning_userdef.c
@@ -286,6 +286,11 @@ static void do_versions_theme(const UserDef *userdef, bTheme *btheme)
     FROM_DEFAULT_V4_UCHAR(space_spreadsheet.selected_highlight);
   }
 
+  if (!USER_VERSION_ATLEAST(300, 15)) {
+    copy_v4_uchar(btheme->space_sequencer.grid, 33);
+    btheme->space_sequencer.grid[3] = 255;
+  }
+
   /**
    * Versioning code until next subversion bump goes here.
    *
diff --git a/source/blender/editors/include/UI_view2d.h b/source/blender/editors/include/UI_view2d.h
index 8191a9a9062..4ee7df89487 100644
--- a/source/blender/editors/include/UI_view2d.h
+++ b/source/blender/editors/include/UI_view2d.h
@@ -143,17 +143,19 @@ void UI_view2d_view_orthoSpecial(struct ARegion *region, struct View2D *v2d, con
 void UI_view2d_view_restore(const struct bContext *C);
 
 /* grid drawing */
-void UI_view2d_constant_grid_draw(const struct View2D *v2d, float step);
 void UI_view2d_multi_grid_draw(
     const struct View2D *v2d, int colorid, float step, int level_size, int totlevels);
 
 void UI_view2d_draw_lines_y__values(const struct View2D *v2d);
 void UI_view2d_draw_lines_x__values(const struct View2D *v2d);
-void UI_view2d_draw_lines_x__discrete_values(const struct View2D *v2d);
-void UI_view2d_draw_lines_x__discrete_time(const struct View2D *v2d, const struct Scene *scene);
+void UI_view2d_draw_lines_x__discrete_values(const struct View2D *v2d, bool display_minor_lines);
+void UI_view2d_draw_lines_x__discrete_time(const struct View2D *v2d,
+                                           const struct Scene *scene,
+                                           bool display_minor_lines);
 void UI_view2d_draw_lines_x__discrete_frames_or_seconds(const struct View2D *v2d,
                                                         const struct Scene *scene,
-                                                        bool display_seconds);
+                                                        bool display_seconds,
+                                                        bool display_minor_lines);
 void UI_view2d_draw_lines_x__frames_or_seconds(const struct View2D *v2d,
                                                const struct Scene *scene,
                                                bool display_seconds);
diff --git a/source/blender/editors/interface/view2d.c b/source/blender/editors/interface/view2d.c
index db2766f1b19..23c8a0d35bf 100644
--- a/source/blender/editors/interface/view2d.c
+++ b/source/blender/editors/interface/view2d.c
@@ -1194,78 +1194,6 @@ void UI_view2d_view_restore(const bContext *C)
 /** \name Grid-Line Drawing
  * \{ */
 
-/* Draw a constant grid in given 2d-region */
-void UI_view2d_constant_grid_draw(const View2D *v2d, float step)
-{
-  float start_x, start_y;
-  int count_x, count_y;
-
-  start_x = v2d->cur.xmin;
-  if (start_x < 0.0) {
-    start_x += -(float)fmod(v2d->cur.xmin, step);
-  }
-  else {
-    start_x += (step - (float)fmod(v2d->cur.xmin, step));
-  }
-
-  if (start_x > v2d->cur.xmax) {
-    count_x = 0;
-  }
-  else {
-    count_x = (v2d->cur.xmax - start_x) / step + 1;
-  }
-
-  start_y = v2d->cur.ymin;
-  if (start_y < 0.0) {
-    start_y += -(float)fmod(v2d->cur.ymin, step);
-  }
-  else {
-    start_y += (step - (float)fabs(fmod(v2d->cur.ymin, step)));
-  }
-
-  if (start_y > v2d->cur.ymax) {
-    count_y = 0;
-  }
-  else {
-    count_y = (v2d->cur.ymax - start_y) / step + 1;
-  }
-
-  if (count_x > 0 || count_y > 0) {
-    GPUVertFormat *format = immVertexFormat();
-    const uint pos = GPU_vertformat_attr_add(format, "pos", GPU_COMP_F32, 2, GPU_FETCH_FLOAT);
-    const uint color = GPU_vertformat_attr_add(format, "color", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
-    float theme_color[3];
-
-    UI_GetThemeColorShade3fv(TH_BACK, -10, theme_color);
-
-    immBindBuiltinProgram(GPU_SHADER_2D_FLAT_COLOR);
-    immBegin(GPU_PRIM_LINES, count_x * 2 + count_y * 2 + 4);
-
-    immAttr3fv(color, theme_color);
-    for (int i = 0; i < count_x; start_x += step, i++) {
-      immVertex2f(pos, start_x, v2d->cur.ymin);
-      immVertex2f(pos, start_x, v2d->cur.ymax);
-    }
-
-    for (int i = 0; i < count_y; start_y += step, i++) {
-      immVertex2f(pos, v2d->cur.xmin, start_y);
-      immVertex2f(pos, v2d->cur.xmax, start_y);
-    }
-
-    /* X and Y axis */
-    UI_GetThemeColorShade3fv(TH_BACK, -18, theme_color);
-
-    immAttr3fv(color, theme_color);
-    immVertex2f(pos, 0.0f, v2d->cur.ymin);
-    immVertex2f(pos, 0.0f, v2d->cur.ymax);
-    immVertex2f(pos, v2d->cur.xmin, 0.0f);
-    immVertex2f(pos, v2d->cur.xmax, 0.0f);
-
-    immEnd();
-    immUnbindProgram();
-  }
-}
-
 /* Draw a multi-level grid in given 2d-region */
 void UI_view2d_multi_grid_draw(
     const View2D *v2d, int colorid, float step, int level_size, int totlevels)
diff --git a/source/blender/editors/interface/view2d_draw.c b/source/blender/editors/interface/view2d_draw.c
index 37c84b707fd..a9393b3a6e7 100644
--- a/source/blender/editors/interface/view2d_draw.c
+++ b/source/blender/editors/interface/view2d_draw.c
@@ -480,10 +480,11 @@ float UI_view2d_grid_resolution_y__values(const struct View2D *v2d)
 /* Line Drawing API
  **************************************************/
 
-void UI_view2d_draw_lines_x__discrete_values(const View2D *v2d)
+void UI_view2d_draw_lines_x__discrete_values(const View2D *v2d, bool display_minor_lines)
 {
   const uint major_line_distance = view2d_major_step_x__discrete(v2d);
-  view2d_draw_lines(v2d, major_line_distance, major_line_distance > 1, 'v');
+  view2d_draw_lines(
+      v2d, major_line_distance, display_minor_lines && (major_line_distance > 1), 'v');
 }
 
 void UI_view2d_draw_lines_x__values(const View2D *v2d)
@@ -498,21 +499,25 @@ void UI_view2d_draw_lines_y__values(const View2D *v2d)
   view2d_draw_lines(v2d, major_line_distance, true, 'h');
 }
 
-void UI_view2d_draw_lines_x__discrete_time(const View2D *v2d, const Scene *scene)
+void UI_view2d_draw_lines_x__discrete_time(const View2D *v2d,
+                                           const Scene *scene,
+                                           bool display_minor_lines)
 {
   const float major_line_distance = view2d_major_step_x__time(v2d, scene);
-  view2d_draw_lines(v2d, major_line_distance, major_line_distance > 1, 'v');
+  view2d_draw_lines(
+      v2d, major_line_distance, display_minor_lines && (major_line_distance > 1), 'v');
 }
 
 void UI_view2d_draw_lines_x__discrete_frames_or_seconds(const View2D *v2d,
                                                         const Scene *scene,
-                                                        bool display_seconds)
+                                                        bool display_seconds,
+                                                        bool display_minor_lines)
 {
   if (display_seconds) {
-    UI_view2d_draw_lines_x__discrete_time(v2d, scene);
+    UI_view2d_draw_lines_x__discrete_time(v2d, scene, display_minor_lines);
   }
   else {
-    UI_view2d_draw_lines_x__discrete_values(v2d);
+    UI_view2d_draw_lines_x__discrete_values(v2d, display_minor_lines);
   }
 }
 
@@ -521,7 +526,7 @@ void UI_view2d_draw_lines_x__frames_or_seconds(const View2D *v2d,
                                                bool display_seconds)
 {
   if (display_seconds) {
-    UI_view2d_draw_lines_x__discrete_time(v2d, scene);
+    UI_view2d_draw_lines_x__discrete_time(v2d, scene, true);
   }
   else {
     UI_view2d_draw_lines_x__values(v2d);
diff --git a/source/blender/editors/space_action/space_action.c b/source/blender/editors/space_action/space_action.c
index 28482faf6e3..5e5143723a6 100644
--- a/source/blender/editors/space_action/space_action.c
+++ b/source/blender/editors/space_action/space_action.c
@@ -196,7 +196,8 @@ static void action_main_region_draw(const bContext *C, ARegion *region)
   UI_view2d_view_ortho(v2d);
 
   /* time grid */
-  UI_view2d_draw_lines_x__discrete_frames_or_seconds(v2d, scene, saction->flag & SACTION_DRAWTIME);
+  UI_view2d_draw_lines_x__discrete_frames_or_seconds(
+      v2d, scene, saction->flag & SACTION_DRAWTIME, true);
 
   ED_region_draw_cb_draw(C, region, REGION_DRAW_PRE_VIEW);
 
diff --git a/source/blender/editors/space_clip/space_clip.c b/source/blender/editors/space_clip/space_clip.c
index 326c221a2e3..aef3385f2dc 100644
--- a/source/blender/editors/space_clip/space_clip.c
+++ b/source/blender/editors/space_clip/space_clip.c
@@ -1112,7 +1112,7 @@ static void dopesheet_region_draw(const bContext *C, ARegion *region)
   UI_view2d_view_ortho(v2d);
 
   /* time grid */
-  UI_view2d_draw_lines_x__discrete_frames_or_seconds(v2d, scene, sc->flag & SC_SHOW_SECONDS);
+  UI_view2d_draw_lines_x__discrete_frames_or_seconds(v2d, scene, sc->flag & SC_SHOW_SECONDS, true);
 
   /* data... */
   clip_draw_dopesheet_main(sc, region, scene);
diff --git a/source/blender/editors/space_nla/space_nla.c b/source/blender/editors/space_nla/space_nla.c
index 011cd7e2651..987d06cfe5c 100644
--- a/source/blender/editors/space_nla/space_nla.c
+++ b/source/blender/editors/space_nla/space_nla.c
@@ -239,7 +239,7 @@ static void nla_main_region_draw(const bContext *C, ARegion *region)
   UI_view2d_view_ortho(v2d);
 
   /* time grid */
-  UI_view2d_draw_lines_x__discrete_frames_or_seconds(v2d, scene, snla->flag & SNLA_DRAWTIME);
+  UI_view2d_draw_lines_x__discrete_frames_or_seconds(v2d, scene, snla->flag & SNLA_DRAWTIME, true);
 
   ED_region_draw_cb_draw(C, region, REGION_DRAW_PRE_VIEW);
 
diff --git a/source/blender/editors/space_sequencer/sequencer_draw.c b/source/blender/editors/space_sequencer/sequencer_draw.c
index a2652d88ebf..3f8dea8b533 100644
--- a/source/blender/editors/space_sequencer/sequencer_draw.c
+++ b/source/blender/editors/space_sequencer/sequencer_draw.c
@@ -1981,7 +1981,7 @@ static void draw_seq_backdrop(View2D *v2d)
   /* Lines separating the horizontal bands. */
   i = max_ii(1, ((int)v2d->cur.ymin) - 1);
   int line_len = (int)v2d->cur.ymax - i + 1;
-  immUniformThemeColor(TH_GRID);
+  immUniformThemeColorShade(TH_GRID, 10);
   immBegin(GPU_PRIM_LINES, line_len * 2);
   while (line_len--) {
     immVertex2f(pos, v2d->cur.xmax, i);
@@ -2419,7 +2419,12 @@ void draw_timeline_seq(const bContext *C, ARegion *region)
   /* Get timeline bound-box, needed for the scroll-bars. */
   SEQ_timeline_boundbox(scene, SEQ_active_seqbase_get(ed), &v2d->tot);
   draw_seq_backdrop(v2d);
-  UI_view2d_constant_grid_draw(v2d, FPS);
+  if ((sseq->flag & SEQ_SHOW_STRIP_OVERLAY) && (sseq->flag & SEQ_SHOW_GRID)) {
+    U.v2d_min_gridsize *= 3;
+    UI_view2d_draw_lines_x__discrete_frames_or_seconds(
+        v2d, scene, (sseq->flag & SEQ_DRAWFRAMES) == 0, false);
+    U.v2d_min_gridsize /= 3;
+  }
 
   /* Only draw backdrop in timeline view. */
   if (sseq->view == SEQ_VIEW_SEQUENCE && sseq->draw_flag & SEQ_DRAW_BACKDROP) {
diff --git a/source/blender/editors/space_sequencer/space_sequencer.c b/source/blender/editors/space_sequencer/space_sequencer.c
index cf26d1e3243..6de95f0995a 100644
--- a/source/blender/editors/space_sequencer/space_sequencer.c
+++ b/source/blender/editors/space_sequencer/space_sequencer.c
@@ -100,7 +100,7 @@ static SpaceLink *sequencer_create(const ScrArea *UNUSED(area), const Scene *sce
   sseq->mainb = SEQ_DRAW_IMG_IMBUF;
   sseq->flag = SEQ_SHOW_GPENCIL | SEQ_USE_ALPHA | SEQ_SHOW_MARKERS | SEQ_SHOW_FCURVES |
                SEQ_ZOOM_TO_FIT | SEQ_SHOW_STRIP_OVERLAY | SEQ_SHOW_STRIP_NAME |
-               SEQ_SHOW_STRIP_SOURCE | SEQ_SHOW_STRIP_DURATION;
+               SEQ_SHOW_STRIP_SOURCE | SEQ_SHOW_STRIP_DURATION | SEQ_SHOW_GRID;
 
   /* Tool header. */
   region = MEM_callocN(sizeof(ARegion), "tool header for sequencer");
diff --git a/source/blender/makesdna/DNA_space_types.h b/source/blender/makesdna/DNA_space_types.h
index 04c9eab33f1..1321bd669f1 100644
--- a/source/blender/makesdna/DNA_space_types.h
+++ b/source/blender/makesdna/DNA_space_types.h
@@ -654,6 +654,7 @@ typedef enum eSpaceSeq_Flag {
   SEQ_SHOW_STRIP_SOURCE = (1 << 15),
   SEQ_SHOW_STRIP_DURATION = (1 << 16),
   SEQ_USE_PROXIES = (1 << 17),
+  SEQ_SHOW_GRID = (1 << 18),
 } eSpaceSeq_Flag;
 
 /* SpaceSeq.view */
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index a213b418e0e..1d4318602c2 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -5519,6 +5519,11 @@ static void rna_def_space_sequencer(BlenderRNA *brna)
   RNA_def_property_boolean_sdna(prop, NULL, "draw_flag", SEQ_DRAW_TRANSFORM_PREVIEW);
   RNA_def_property_ui_text(prop, "Transform Preview", "Show preview of the transformed frames");
   RNA_def_property_update(prop, NC_SPACE | ND_SPACE_SEQUENCER, NULL);
+
+  prop = RNA_def_property(srna, "show_grid", PROP_BOOLEAN, PROP_NONE);
+  RNA_def_property_boolean_sdna(prop, NULL, "flag", SEQ_SHOW_GRID);
+  RNA_def_property_ui_text(prop, "Show Grid", "Show vertical grid lines");
+  RNA_def_property_update(prop, NC_SPACE | ND_SPACE_SEQUENCER, NULL);
 }
 
 static void rna_def_space_text(BlenderRNA *brna)