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 354df094..182b4c25 100644
--- a/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/variants/MobileReaderProgressBar.tsx
@@ -22,7 +22,6 @@ import { getOptionForDirection } from '@/modules/theme/services/ThemeCreator.ts'
 import {
     IReaderSettings,
     ProgressBarPosition,
-    ProgressBarPositionAutoVertical,
     ReaderResumeMode,
     ReaderStateChapters,
 } from '@/modules/reader/types/Reader.types.ts';
@@ -36,6 +35,7 @@ import { ReaderProgressBarSlotMobile } from '@/modules/reader/components/overlay
 import { userReaderStatePagesContext } from '@/modules/reader/contexts/state/ReaderStatePagesContext.tsx';
 import { applyStyles } from '@/modules/core/utils/ApplyStyles.ts';
 import { useResizeObserver } from '@/modules/core/hooks/useResizeObserver.tsx';
+import { getProgressBarPosition } from '@/modules/reader/utils/ReaderSettings.utils.tsx';
 
 const PROGRESS_BAR_POSITION_TO_SLIDE_DIRECTION: Record<ProgressBarPosition, SlideProps['direction']> = {
     [ProgressBarPosition.BOTTOM]: 'up',
@@ -74,11 +74,12 @@ const BaseMobileReaderProgressBar = ({
         useCallback(() => setRefreshProgressBarPosition({}), []),
     );
 
-    const finalProgressBarPosition =
-        window.innerHeight - topOffset - bottomOffset > window.innerWidth &&
-        progressBarPositionAutoVertical !== ProgressBarPositionAutoVertical.OFF
-            ? (progressBarPositionAutoVertical as unknown as ProgressBarPosition)
-            : progressBarPosition;
+    const finalProgressBarPosition = getProgressBarPosition(
+        progressBarPosition,
+        progressBarPositionAutoVertical,
+        topOffset,
+        bottomOffset,
+    );
 
     const { isLeft, isRight, isVertical, isHorizontal } = getProgressBarPositionInfo(finalProgressBarPosition);
     const finalReaderDirection = isHorizontal ? readerDirection : 'ltr';
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 5b8369ef..42a666be 100644
--- a/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
+++ b/src/modules/reader/components/overlay/progress-bar/variants/StandardReaderProgressBar.tsx
@@ -11,13 +11,7 @@ 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,
-    ProgressBarPosition,
-    ProgressBarPositionAutoVertical,
-    ProgressBarType,
-    TReaderScrollbarContext,
-} from '@/modules/reader/types/Reader.types.ts';
+import { IReaderSettings, 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';
@@ -29,6 +23,7 @@ import { useReaderProgressBarContext } from '@/modules/reader/contexts/ReaderPro
 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';
+import { getProgressBarPosition } from '@/modules/reader/utils/ReaderSettings.utils.tsx';
 
 const BaseStandardReaderProgressBar = ({
     readerNavBarWidth,
@@ -61,12 +56,7 @@ const BaseStandardReaderProgressBar = ({
         useCallback(() => setRefreshProgressBarPosition({}), []),
     );
 
-    const finalProgressBarPosition =
-        window.innerHeight > window.innerWidth &&
-        progressBarPositionAutoVertical !== ProgressBarPositionAutoVertical.OFF
-            ? (progressBarPositionAutoVertical as unknown as ProgressBarPosition)
-            : progressBarPosition;
-
+    const finalProgressBarPosition = getProgressBarPosition(progressBarPosition, progressBarPositionAutoVertical);
     const { isBottom, isLeft, isRight, isVertical, isHorizontal } =
         getProgressBarPositionInfo(finalProgressBarPosition);
 
diff --git a/src/modules/reader/utils/ReaderSettings.utils.tsx b/src/modules/reader/utils/ReaderSettings.utils.tsx
index 0cf56561..3302908d 100644
--- a/src/modules/reader/utils/ReaderSettings.utils.tsx
+++ b/src/modules/reader/utils/ReaderSettings.utils.tsx
@@ -10,6 +10,8 @@ import { ForwardRefExoticComponent, MemoExoticComponent, RefAttributes } from 'r
 import {
     IReaderSettings,
     IReaderSettingsWithDefaultFlag,
+    ProgressBarPosition,
+    ProgressBarPositionAutoVertical,
     ReaderPagerProps,
     ReaderPageScaleMode,
     ReadingMode,
@@ -56,3 +58,22 @@ export const getPagerForReadingMode = (
             throw new Error(`Unexpected "ReadingMode" (${readingMode})`);
     }
 };
+
+export const getProgressBarPosition = (
+    progressBarPosition: ProgressBarPosition,
+    progressBarPositionAutoVertical: ProgressBarPositionAutoVertical,
+    topOffset: number = 0,
+    bottomOffset: number = 0,
+): ProgressBarPosition => {
+    const isAutoVerticalEnabled =
+        progressBarPositionAutoVertical !== ProgressBarPositionAutoVertical.OFF &&
+        progressBarPosition === ProgressBarPosition.BOTTOM;
+    const isVerticalSpaceLarger = window.innerHeight - topOffset - bottomOffset > window.innerWidth;
+
+    const shouldUseVerticalPosition = isAutoVerticalEnabled && isVerticalSpaceLarger;
+    if (shouldUseVerticalPosition) {
+        return progressBarPositionAutoVertical as unknown as ProgressBarPosition;
+    }
+
+    return progressBarPosition;
+};