diff --git a/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.css.ts b/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.css.ts
new file mode 100644
index 000000000..c2444f54d
--- /dev/null
+++ b/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.css.ts
@@ -0,0 +1,74 @@
+import {
+  bodyRegular,
+  subHeadlineEmphasized,
+} from '@toeverything/theme/typography';
+import { cssVarV2 } from '@toeverything/theme/v2';
+import { style } from '@vanilla-extract/css';
+
+export const body = style({
+  paddingTop: 8,
+});
+export const header = style([
+  subHeadlineEmphasized,
+  {
+    height: 42,
+    padding: '11px 20px',
+    display: 'flex',
+    alignItems: 'center',
+    color: cssVarV2.button.error,
+  },
+]);
+export const separator = style({
+  width: '100%',
+  height: 16,
+  display: 'flex',
+  alignItems: 'center',
+  justifyContent: 'center',
+  ':before': {
+    content: '',
+    width: '100%',
+    height: 0,
+    borderTop: '0.5px solid ' + cssVarV2.layer.insideBorder.border,
+  },
+});
+
+export const docItem = style({
+  padding: '11px 20px',
+  height: 44,
+  display: 'flex',
+  gap: 8,
+  alignItems: 'center',
+});
+export const icon = style({
+  fontSize: 20,
+  color: cssVarV2.icon.primary,
+});
+export const content = style({
+  width: 0,
+  flex: 1,
+  display: 'flex',
+  alignItems: 'center',
+  gap: 8,
+});
+export const title = style([
+  bodyRegular,
+  {
+    overflow: 'hidden',
+    textOverflow: 'ellipsis',
+    whiteSpace: 'nowrap',
+  },
+]);
+export const duplicatedTag = style({
+  fontSize: 12,
+  lineHeight: '20px',
+  height: 20,
+  padding: '0 8px',
+  borderRadius: 4,
+  color: cssVarV2.toast.iconState.error,
+  backgroundColor: cssVarV2.layer.background.error,
+  border: `1px solid ${cssVarV2.database.border}`,
+});
+export const edit = style({
+  fontSize: 20,
+  color: cssVarV2.icon.primary,
+});
diff --git a/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.tsx b/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.tsx
new file mode 100644
index 000000000..927e20b2b
--- /dev/null
+++ b/packages/frontend/core/src/mobile/pages/workspace/detail/journal-conflict-block.tsx
@@ -0,0 +1,74 @@
+import { IconButton, Menu } from '@affine/component';
+import { DocDisplayMetaService } from '@affine/core/modules/doc-display-meta';
+import { JournalService } from '@affine/core/modules/journal';
+import { useI18n } from '@affine/i18n';
+import { EditIcon, TodayIcon } from '@blocksuite/icons/rc';
+import type { DocRecord } from '@toeverything/infra';
+import { DocsService, useLiveData, useService } from '@toeverything/infra';
+import { useMemo } from 'react';
+
+import * as styles from './journal-conflict-block.css';
+import { ResolveConflictOperations } from './menu/journal-conflicts';
+
+export const JournalConflictBlock = ({ date }: { date?: string }) => {
+  return date ? <JournalConflictChecker date={date} /> : null;
+};
+
+const JournalConflictChecker = ({ date }: { date: string }) => {
+  const docRecordList = useService(DocsService).list;
+  const journalService = useService(JournalService);
+  const docs = useLiveData(
+    useMemo(() => journalService.journalsByDate$(date), [journalService, date])
+  );
+  const docRecords = useLiveData(
+    docRecordList.docs$.map(records =>
+      records.filter(v => {
+        return docs.some(doc => doc.id === v.id);
+      })
+    )
+  );
+
+  if (docRecords.length <= 1) return null;
+
+  return <JournalConflictList docRecords={docRecords} />;
+};
+
+const JournalConflictList = ({ docRecords }: { docRecords: DocRecord[] }) => {
+  const t = useI18n();
+  return (
+    <>
+      <div className={styles.body}>
+        <div className={styles.header}>
+          {t['com.affine.editor.journal-conflict.title']()}
+        </div>
+        {docRecords.map(docRecord => (
+          <ConflictItem docRecord={docRecord} key={docRecord.id} />
+        ))}
+      </div>
+      <div className={styles.separator} />
+    </>
+  );
+};
+
+const ConflictItem = ({ docRecord }: { docRecord: DocRecord }) => {
+  const docId = docRecord.id;
+  const i18n = useI18n();
+  const docDisplayMetaService = useService(DocDisplayMetaService);
+  const titleMeta = useLiveData(docDisplayMetaService.title$(docId));
+  const title = i18n.t(titleMeta);
+
+  return (
+    <div className={styles.docItem}>
+      <TodayIcon className={styles.icon} />
+      <div className={styles.content}>
+        <div className={styles.title}>{title}</div>
+        <div className={styles.duplicatedTag}>
+          {i18n['com.affine.page-properties.property.journal-duplicated']()}
+        </div>
+      </div>
+      <Menu items={<ResolveConflictOperations docRecord={docRecord} />}>
+        <IconButton className={styles.edit} icon={<EditIcon />} />
+      </Menu>
+    </div>
+  );
+};
diff --git a/packages/frontend/core/src/mobile/pages/workspace/detail/menu/journal-conflicts.tsx b/packages/frontend/core/src/mobile/pages/workspace/detail/menu/journal-conflicts.tsx
index 2096b4568..53ee5379c 100644
--- a/packages/frontend/core/src/mobile/pages/workspace/detail/menu/journal-conflicts.tsx
+++ b/packages/frontend/core/src/mobile/pages/workspace/detail/menu/journal-conflicts.tsx
@@ -22,7 +22,11 @@ import { type MouseEvent, useCallback, useMemo } from 'react';
 
 import * as styles from './journal-conflicts.css';
 
-const ResolveConflictOperations = ({ docRecord }: { docRecord: DocRecord }) => {
+export const ResolveConflictOperations = ({
+  docRecord,
+}: {
+  docRecord: DocRecord;
+}) => {
   const t = useI18n();
   const journalService = useService(JournalService);
   const { openConfirmModal } = useConfirmModal();
@@ -106,7 +110,7 @@ const DocItem = ({ docRecord }: { docRecord: DocRecord }) => {
   );
 };
 
-const ConflictList = ({ docRecords }: { docRecords: DocRecord[] }) => {
+export const ConflictList = ({ docRecords }: { docRecords: DocRecord[] }) => {
   return docRecords.map(docRecord => (
     <DocItem key={docRecord.id} docRecord={docRecord} />
   ));
diff --git a/packages/frontend/core/src/mobile/pages/workspace/detail/mobile-detail-page.tsx b/packages/frontend/core/src/mobile/pages/workspace/detail/mobile-detail-page.tsx
index 1a31acfe5..c56b25501 100644
--- a/packages/frontend/core/src/mobile/pages/workspace/detail/mobile-detail-page.tsx
+++ b/packages/frontend/core/src/mobile/pages/workspace/detail/mobile-detail-page.tsx
@@ -45,6 +45,7 @@ import { useCallback, useEffect, useRef, useState } from 'react';
 import { useParams } from 'react-router-dom';
 
 import { AppTabs } from '../../../components';
+import { JournalConflictBlock } from './journal-conflict-block';
 import { JournalDatePicker } from './journal-date-picker';
 import * as styles from './mobile-detail-page.css';
 import { PageHeaderMenuButton } from './page-header-more-button';
@@ -288,6 +289,7 @@ const MobileDetailPage = ({
               : title}
           </span>
         </PageHeader>
+        <JournalConflictBlock date={date} />
         <DetailPageImpl />
         <AppTabs background={cssVarV2('layer/background/primary')} />
       </DetailPageWrapper>
diff --git a/packages/frontend/i18n/src/resources/en.json b/packages/frontend/i18n/src/resources/en.json
index 5907838f9..b00d4bd04 100644
--- a/packages/frontend/i18n/src/resources/en.json
+++ b/packages/frontend/i18n/src/resources/en.json
@@ -1491,6 +1491,7 @@
   "com.affine.attachment.preview.error.title": "Unable to preview this file",
   "com.affine.attachment.preview.error.subtitle": "file type not supported.",
   "com.affine.pdf.page.render.error": "Failed to render page.",
+  "com.affine.editor.journal-conflict.title": "Duplicate Entries in Today's Journal",
   "com.affine.editor.at-menu.link-to-doc": "Link to Doc",
   "com.affine.editor.at-menu.new-doc": "New Doc",
   "com.affine.editor.at-menu.create-doc": "Create \"{{name}}\" Doc",