diff --git a/public/locales/en.json b/public/locales/en.json
index e6a31023..258f84e6 100644
--- a/public/locales/en.json
+++ b/public/locales/en.json
@@ -939,6 +939,10 @@
         }
       },
       "progress_bar": {
+        "auto_vertical_position": {
+          "description": "Automatically change the progress bar to a vertical position depending on the available space",
+          "title": "Automatic progress bar vertical position"
+        },
         "position": "Progress bar position",
         "size": "Progress bar size",
         "style": "Progress bar style"
diff --git a/src/modules/core/components/inputs/ButtonSelectInput.tsx b/src/modules/core/components/inputs/ButtonSelectInput.tsx
index 4517817b..4464632e 100644
--- a/src/modules/core/components/inputs/ButtonSelectInput.tsx
+++ b/src/modules/core/components/inputs/ButtonSelectInput.tsx
@@ -14,10 +14,16 @@ import { ButtonSelect } from '@/modules/core/components/buttons/ButtonSelect.tsx
 
 export const ButtonSelectInput = <Value extends string | number>({
     label,
+    description,
     ...buttonSelectProps
-}: ComponentProps<typeof ButtonSelect<Value>> & { label: string }) => (
+}: ComponentProps<typeof ButtonSelect<Value>> & { label: string; description?: string }) => (
     <Stack>
         <Typography>{label}</Typography>
+        {description && (
+            <Typography variant="body2" color="textDisabled">
+                {description}
+            </Typography>
+        )}
         <ButtonSelect {...buttonSelectProps} />
     </Stack>
 );
diff --git a/src/modules/reader/components/overlay/progress-bar/ReaderProgressBar.tsx b/src/modules/reader/components/overlay/progress-bar/ReaderProgressBar.tsx
index a17c0719..35141496 100644
--- a/src/modules/reader/components/overlay/progress-bar/ReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/ReaderProgressBar.tsx
@@ -263,7 +263,6 @@ export const ReaderProgressBar = withPropsFrom(
         'pageLoadStates',
         'totalPages',
         'currentPageIndex',
-        'progressBarPosition',
         'readingMode',
     ],
 );
diff --git a/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx b/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx
index 646742fc..41c06b75 100644
--- a/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx
@@ -18,7 +18,7 @@ import { useReaderStateChaptersContext } from '@/modules/reader/contexts/state/R
 import { ReaderService } from '@/modules/reader/services/ReaderService.ts';
 import { getPage } from '@/modules/reader/utils/ReaderProgressBar.utils.tsx';
 import { getOptionForDirection } from '@/modules/theme/services/ThemeCreator.ts';
-import { ReaderResumeMode, ReaderStateChapters } from '@/modules/reader/types/Reader.types.ts';
+import { ProgressBarPosition, ReaderResumeMode, ReaderStateChapters } from '@/modules/reader/types/Reader.types.ts';
 import { ReaderProgressBarDirectionWrapper } from '@/modules/reader/components/overlay/progress-bar/ReaderProgressBarDirectionWrapper.tsx';
 import { useReaderProgressBarContext } from '@/modules/reader/contexts/ReaderProgressBarContext.tsx';
 import { useReaderOverlayContext } from '@/modules/reader/contexts/ReaderOverlayContext.tsx';
@@ -147,6 +147,7 @@ const BaseMobileReaderProgressBar = ({
                     {getOptionForDirection(<SkipPreviousIcon />, <SkipNextIcon />, direction)}
                 </IconButton>
                 <ReaderProgressBar
+                    progressBarPosition={ProgressBarPosition.BOTTOM}
                     fullSegmentClicks={false}
                     createProgressBarSlot={useCallback(
                         (page, pagesIndex, _2, _3, _4, _5, isTrailingPage, totalPages) => (
diff --git a/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx b/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
index fc951087..74e35787 100644
--- a/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
@@ -7,11 +7,17 @@
  */
 
 import { useTheme } from '@mui/material/styles';
-import { memo, useCallback } from 'react';
+import { memo, useCallback, useState } from 'react';
 import { ReaderProgressBar } from '@/modules/reader/components/overlay/progress-bar/ReaderProgressBar.tsx';
 import { userReaderStatePagesContext } from '@/modules/reader/contexts/state/ReaderStatePagesContext.tsx';
 import { ReaderService } from '@/modules/reader/services/ReaderService.ts';
-import { IReaderSettings, ProgressBarType, TReaderScrollbarContext } from '@/modules/reader/types/Reader.types.ts';
+import {
+    IReaderSettings,
+    ProgressBarPosition,
+    ProgressBarPositionAutoVertical,
+    ProgressBarType,
+    TReaderScrollbarContext,
+} from '@/modules/reader/types/Reader.types.ts';
 import { applyStyles } from '@/modules/core/utils/ApplyStyles.ts';
 import { getProgressBarPositionInfo } from '@/modules/reader/utils/ReaderProgressBar.utils.tsx';
 import { ReaderProgressBarDirectionWrapper } from '@/modules/reader/components/overlay/progress-bar/ReaderProgressBarDirectionWrapper.tsx';
@@ -22,6 +28,7 @@ import { useNavBarContext } from '@/modules/navigation-bar/contexts/NavbarContex
 import { useReaderProgressBarContext } from '@/modules/reader/contexts/ReaderProgressBarContext.tsx';
 import { useReaderScrollbarContext } from '@/modules/reader/contexts/ReaderScrollbarContext.tsx';
 import { ReaderProgressBarSlotDesktop } from '@/modules/reader/components/overlay/progress-bar/desktop/ReaderProgressBarSlotDesktop.tsx';
+import { useResizeObserver } from '@/modules/core/hooks/useResizeObserver.tsx';
 
 const BaseStandardReaderProgressBar = ({
     readerNavBarWidth,
@@ -31,20 +38,37 @@ const BaseStandardReaderProgressBar = ({
     progressBarType,
     progressBarSize,
     progressBarPosition,
+    progressBarPositionAutoVertical,
     readerDirection,
     scrollbarXSize,
     scrollbarYSize,
     totalPages,
 }: Pick<NavbarContextType, 'readerNavBarWidth'> &
     Pick<TReaderProgressBarContext, 'isMaximized' | 'setIsMaximized' | 'isDragging'> &
-    Pick<IReaderSettings, 'progressBarType' | 'progressBarSize' | 'progressBarPosition'> &
+    Pick<
+        IReaderSettings,
+        'progressBarType' | 'progressBarSize' | 'progressBarPosition' | 'progressBarPositionAutoVertical'
+    > &
     Pick<TReaderScrollbarContext, 'scrollbarXSize' | 'scrollbarYSize'> &
     Pick<ReaderProgressBarProps, 'totalPages'> & {
         readerDirection: ReturnType<typeof ReaderService.useGetThemeDirection>;
     }) => {
     const theme = useTheme();
 
-    const { isBottom, isLeft, isRight, isVertical, isHorizontal } = getProgressBarPositionInfo(progressBarPosition);
+    const [, setRefreshProgressBarPosition] = useState({});
+    useResizeObserver(
+        window.document.documentElement,
+        useCallback(() => setRefreshProgressBarPosition({}), []),
+    );
+
+    const finalProgressBarPosition =
+        window.innerHeight > window.innerWidth &&
+        progressBarPositionAutoVertical !== ProgressBarPositionAutoVertical.OFF
+            ? (progressBarPositionAutoVertical as unknown as ProgressBarPosition)
+            : progressBarPosition;
+
+    const { isBottom, isLeft, isRight, isVertical, isHorizontal } =
+        getProgressBarPositionInfo(finalProgressBarPosition);
 
     const arePagesLoaded = !!totalPages;
     const isHidden = progressBarType === ProgressBarType.HIDDEN;
@@ -55,6 +79,7 @@ const BaseStandardReaderProgressBar = ({
     return (
         <ReaderProgressBarDirectionWrapper>
             <ReaderProgressBar
+                progressBarPosition={finalProgressBarPosition}
                 fullSegmentClicks
                 createProgressBarSlot={useCallback(
                     (
@@ -73,13 +98,13 @@ const BaseStandardReaderProgressBar = ({
                             pageUrl={page.primary.url}
                             primaryPageLoadState={primaryPageLoadState}
                             secondaryPageLoadState={secondaryPageLoadState}
-                            progressBarPosition={progressBarPosition}
+                            progressBarPosition={finalProgressBarPosition}
                             isCurrentPage={isCurrentPage}
                             isLeadingPage={isLeadingPage}
                             showDraggingStyle={showDraggingStyle}
                         />
                     ),
-                    [progressBarPosition],
+                    [finalProgressBarPosition],
                 )}
                 slotProps={{
                     container: {
@@ -243,6 +268,7 @@ export const StandardReaderProgressBar = withPropsFrom(
         'progressBarType',
         'progressBarSize',
         'progressBarPosition',
+        'progressBarPositionAutoVertical',
         'readerDirection',
         'scrollbarXSize',
         'scrollbarYSize',
diff --git a/src/modules/reader/components/settings/general/ReaderGeneralSettings.tsx b/src/modules/reader/components/settings/general/ReaderGeneralSettings.tsx
index 4a248df9..1f470eb9 100644
--- a/src/modules/reader/components/settings/general/ReaderGeneralSettings.tsx
+++ b/src/modules/reader/components/settings/general/ReaderGeneralSettings.tsx
@@ -52,9 +52,9 @@ export const ReaderGeneralSettings = ({
                 onDefault={() => onDefault?.('progressBarSize')}
             />
             <ReaderSettingProgressBarPosition
-                overlayMode={overlayMode}
                 progressBarPosition={settings.progressBarPosition}
-                setProgressBarPosition={(value) => updateSetting('progressBarPosition', value)}
+                progressBarPositionAutoVertical={settings.progressBarPositionAutoVertical}
+                updateSetting={updateSetting}
             />
             {(settings.progressBarType === ProgressBarType.HIDDEN || overlayMode === ReaderOverlayMode.MOBILE) && (
                 <CheckboxInput
diff --git a/src/modules/reader/components/settings/general/ReaderSettingProgressBarPosition.tsx b/src/modules/reader/components/settings/general/ReaderSettingProgressBarPosition.tsx
index 1504be35..9fc8763f 100644
--- a/src/modules/reader/components/settings/general/ReaderSettingProgressBarPosition.tsx
+++ b/src/modules/reader/components/settings/general/ReaderSettingProgressBarPosition.tsx
@@ -9,7 +9,12 @@
 import { useTranslation } from 'react-i18next';
 import ArrowForwardIosIcon from '@mui/icons-material/ArrowForwardIos';
 import ArrowBackIosNewIcon from '@mui/icons-material/ArrowBackIosNew';
-import { IReaderSettings, ProgressBarPosition, ReaderOverlayMode } from '@/modules/reader/types/Reader.types.ts';
+import NotInterestedIcon from '@mui/icons-material/NotInterested';
+import {
+    IReaderSettings,
+    ProgressBarPosition,
+    ProgressBarPositionAutoVertical,
+} from '@/modules/reader/types/Reader.types.ts';
 import { ValueToDisplayData } from '@/modules/core/Core.types.ts';
 import { ButtonSelectInput } from '@/modules/core/components/inputs/ButtonSelectInput.tsx';
 
@@ -30,26 +35,53 @@ const VALUE_TO_DISPLAY_DATA: ValueToDisplayData<ProgressBarPosition> = {
 
 const PROGRESS_BAR_POSITION_VALUES = Object.values(ProgressBarPosition).filter((value) => typeof value === 'number');
 
+const VALUE_TO_DISPLAY_DATA_AUTO_VERTICAL: ValueToDisplayData<ProgressBarPositionAutoVertical> = {
+    ...VALUE_TO_DISPLAY_DATA,
+    [ProgressBarPositionAutoVertical.OFF]: {
+        title: 'global.label.disabled',
+        icon: <NotInterestedIcon />,
+    },
+};
+
+const PROGRESS_BAR_AUTO_VERTICAL_POSITION_VALUES = Object.values(ProgressBarPositionAutoVertical).filter(
+    (value) => typeof value === 'number',
+);
+
 export const ReaderSettingProgressBarPosition = ({
-    overlayMode,
     progressBarPosition,
-    setProgressBarPosition,
-}: Pick<IReaderSettings, 'progressBarPosition' | 'overlayMode'> & {
-    setProgressBarPosition: (position: ProgressBarPosition) => void;
+    progressBarPositionAutoVertical,
+    updateSetting,
+}: Pick<IReaderSettings, 'progressBarPosition' | 'progressBarPositionAutoVertical'> & {
+    updateSetting: <
+        Position extends keyof Pick<IReaderSettings, 'progressBarPosition' | 'progressBarPositionAutoVertical'>,
+    >(
+        filter: Position,
+        value: IReaderSettings[Position],
+    ) => void;
 }) => {
     const { t } = useTranslation();
 
-    if (overlayMode !== ReaderOverlayMode.DESKTOP) {
-        return null;
-    }
+    const supportsAutoVerticalPosition = progressBarPosition === ProgressBarPosition.BOTTOM;
 
     return (
-        <ButtonSelectInput
-            label={t('reader.settings.progress_bar.position')}
-            value={progressBarPosition}
-            values={PROGRESS_BAR_POSITION_VALUES}
-            setValue={setProgressBarPosition}
-            valueToDisplayData={VALUE_TO_DISPLAY_DATA}
-        />
+        <>
+            <ButtonSelectInput
+                label={t('reader.settings.progress_bar.position')}
+                value={progressBarPosition}
+                values={PROGRESS_BAR_POSITION_VALUES}
+                setValue={(position) => updateSetting('progressBarPosition', position)}
+                valueToDisplayData={VALUE_TO_DISPLAY_DATA}
+            />
+            {supportsAutoVerticalPosition && (
+                <ButtonSelectInput
+                    label={t('reader.settings.progress_bar.auto_vertical_position.title')}
+                    description={t('reader.settings.progress_bar.auto_vertical_position.description')}
+                    value={progressBarPositionAutoVertical}
+                    values={PROGRESS_BAR_AUTO_VERTICAL_POSITION_VALUES}
+                    setValue={(position) => updateSetting('progressBarPositionAutoVertical', position)}
+                    valueToDisplayData={VALUE_TO_DISPLAY_DATA_AUTO_VERTICAL}
+                />
+            )}
+        </>
     );
 };
diff --git a/src/modules/reader/constants/ReaderSettings.constants.tsx b/src/modules/reader/constants/ReaderSettings.constants.tsx
index 3891eb4c..72523b5d 100644
--- a/src/modules/reader/constants/ReaderSettings.constants.tsx
+++ b/src/modules/reader/constants/ReaderSettings.constants.tsx
@@ -50,6 +50,7 @@ const GLOBAL_READER_SETTING_OBJECT: Record<keyof IReaderSettingsGlobal, undefine
     progressBarType: undefined,
     progressBarSize: undefined,
     progressBarPosition: undefined,
+    progressBarPositionAutoVertical: undefined,
     shouldShowPageNumber: undefined,
     isStaticNav: undefined,
     backgroundColor: undefined,
@@ -73,6 +74,7 @@ export const DEFAULT_READER_SETTINGS: IReaderSettings = {
     progressBarType: ProgressBarType.STANDARD,
     progressBarSize: 4,
     progressBarPosition: ProgressBarPosition.BOTTOM,
+    progressBarPositionAutoVertical: ProgressBarPosition.RIGHT,
     pageScaleMode: ReaderPageScaleMode.ORIGINAL,
     shouldStretchPage: false,
     shouldOffsetDoubleSpreads: false,
diff --git a/src/modules/reader/types/Reader.types.ts b/src/modules/reader/types/Reader.types.ts
index b87d9809..1d19c602 100644
--- a/src/modules/reader/types/Reader.types.ts
+++ b/src/modules/reader/types/Reader.types.ts
@@ -25,6 +25,12 @@ export enum ProgressBarPosition {
     RIGHT,
 }
 
+export enum ProgressBarPositionAutoVertical {
+    OFF = -1,
+    LEFT = ProgressBarPosition.LEFT,
+    RIGHT = ProgressBarPosition.RIGHT,
+}
+
 export enum ReadingDirection {
     LTR,
     RTL,
@@ -119,6 +125,7 @@ export interface IReaderSettingsGlobal {
      */
     progressBarSize: number;
     progressBarPosition: ProgressBarPosition;
+    progressBarPositionAutoVertical: ProgressBarPositionAutoVertical;
     shouldShowPageNumber: boolean;
     isStaticNav: boolean;
     backgroundColor: ReaderBackgroundColor;