diff --git a/.gitignore b/.gitignore
index 66440f0..ae42d85 100644
--- a/.gitignore
+++ b/.gitignore
@@ -56,3 +56,4 @@ Thumbs.db
 *.aps
 
 wcdb/
+*info
diff --git a/electron/main.ts b/electron/main.ts
index 84332c9..1332dfa 100644
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -482,6 +482,40 @@ function registerIpcHandlers() {
     return analyticsService.getTimeDistribution()
   })
 
+  // 缓存管理
+  ipcMain.handle('cache:clearAnalytics', async () => {
+    return analyticsService.clearCache()
+  })
+
+  ipcMain.handle('cache:clearImages', async () => {
+    const imageResult = await imageDecryptService.clearCache()
+    const emojiResult = chatService.clearCaches({ includeMessages: false, includeContacts: false, includeEmojis: true })
+    const errors = [imageResult, emojiResult]
+      .filter((result) => !result.success)
+      .map((result) => result.error)
+      .filter(Boolean) as string[]
+    if (errors.length > 0) {
+      return { success: false, error: errors.join('; ') }
+    }
+    return { success: true }
+  })
+
+  ipcMain.handle('cache:clearAll', async () => {
+    const [analyticsResult, imageResult] = await Promise.all([
+      analyticsService.clearCache(),
+      imageDecryptService.clearCache()
+    ])
+    const chatResult = chatService.clearCaches()
+    const errors = [analyticsResult, imageResult, chatResult]
+      .filter((result) => !result.success)
+      .map((result) => result.error)
+      .filter(Boolean) as string[]
+    if (errors.length > 0) {
+      return { success: false, error: errors.join('; ') }
+    }
+    return { success: true }
+  })
+
   // 群聊分析相关
   ipcMain.handle('groupAnalytics:getGroupChats', async () => {
     return groupAnalyticsService.getGroupChats()
diff --git a/electron/preload.ts b/electron/preload.ts
index 897d9b7..f8883e2 100644
--- a/electron/preload.ts
+++ b/electron/preload.ts
@@ -140,6 +140,13 @@ contextBridge.exposeInMainWorld('electronAPI', {
     }
   },
 
+  // 缓存管理
+  cache: {
+    clearAnalytics: () => ipcRenderer.invoke('cache:clearAnalytics'),
+    clearImages: () => ipcRenderer.invoke('cache:clearImages'),
+    clearAll: () => ipcRenderer.invoke('cache:clearAll')
+  },
+
   // 群聊分析
   groupAnalytics: {
     getGroupChats: () => ipcRenderer.invoke('groupAnalytics:getGroupChats'),
diff --git a/electron/services/analyticsService.ts b/electron/services/analyticsService.ts
index 9e83f64..43c1f79 100644
--- a/electron/services/analyticsService.ts
+++ b/electron/services/analyticsService.ts
@@ -1,7 +1,7 @@
 import { ConfigService } from './config'
 import { wcdbService } from './wcdbService'
 import { join } from 'path'
-import { readFile, writeFile } from 'fs/promises'
+import { readFile, writeFile, rm } from 'fs/promises'
 import { app } from 'electron'
 
 export interface ChatStatistics {
@@ -528,6 +528,18 @@ class AnalyticsService {
       return { success: false, error: String(e) }
     }
   }
+
+  async clearCache(): Promise<{ success: boolean; error?: string }> {
+    this.aggregateCache = null
+    this.fallbackAggregateCache = null
+    this.aggregatePromise = null
+    try {
+      await rm(this.getCacheFilePath(), { force: true })
+      return { success: true }
+    } catch (e) {
+      return { success: false, error: String(e) }
+    }
+  }
 }
 
 export const analyticsService = new AnalyticsService()
diff --git a/electron/services/contactCacheService.ts b/electron/services/contactCacheService.ts
index e29e4a1..60f4474 100644
--- a/electron/services/contactCacheService.ts
+++ b/electron/services/contactCacheService.ts
@@ -1,5 +1,5 @@
 import { join, dirname } from 'path'
-import { existsSync, mkdirSync, readFileSync, writeFileSync } from 'fs'
+import { existsSync, mkdirSync, readFileSync, writeFileSync, rmSync } from 'fs'
 import { app } from 'electron'
 
 export interface ContactCacheEntry {
@@ -72,4 +72,13 @@ export class ContactCacheService {
       console.error('ContactCacheService: 保存缓存失败', error)
     }
   }
+
+  clear(): void {
+    this.cache = {}
+    try {
+      rmSync(this.cacheFilePath, { force: true })
+    } catch (error) {
+      console.error('ContactCacheService: 清理缓存失败', error)
+    }
+  }
 }
diff --git a/electron/services/imageDecryptService.ts b/electron/services/imageDecryptService.ts
index 370431d..7c472a8 100644
--- a/electron/services/imageDecryptService.ts
+++ b/electron/services/imageDecryptService.ts
@@ -2,7 +2,7 @@ import { app, BrowserWindow } from 'electron'
 import { basename, dirname, extname, join } from 'path'
 import { pathToFileURL } from 'url'
 import { existsSync, mkdirSync, readdirSync, readFileSync, statSync, appendFileSync } from 'fs'
-import { writeFile } from 'fs/promises'
+import { writeFile, rm, readdir } from 'fs/promises'
 import crypto from 'crypto'
 import { Worker } from 'worker_threads'
 import { ConfigService } from './config'
@@ -1646,6 +1646,71 @@ export class ImageDecryptService {
 
     await writeFile(outputPath, decrypted)
   }
+
+  async clearCache(): Promise<{ success: boolean; error?: string }> {
+    this.resolvedCache.clear()
+    this.hardlinkCache.clear()
+    this.pending.clear()
+    this.updateFlags.clear()
+    this.cacheIndexed = false
+    this.cacheIndexing = null
+
+    const configured = this.configService.get('cachePath')
+    const root = configured
+      ? join(configured, 'Images')
+      : join(app.getPath('documents'), 'WeFlow', 'Images')
+
+    try {
+      if (!existsSync(root)) {
+        return { success: true }
+      }
+      const monthPattern = /^\d{4}-\d{2}$/
+      const clearFilesInDir = async (dirPath: string): Promise<void> => {
+        let entries: Array<{ name: string; isDirectory: () => boolean }>
+        try {
+          entries = await readdir(dirPath, { withFileTypes: true })
+        } catch {
+          return
+        }
+        for (const entry of entries) {
+          const fullPath = join(dirPath, entry.name)
+          if (entry.isDirectory()) {
+            await clearFilesInDir(fullPath)
+            continue
+          }
+          try {
+            await rm(fullPath, { force: true })
+          } catch { }
+        }
+      }
+      const traverse = async (dirPath: string): Promise<void> => {
+        let entries: Array<{ name: string; isDirectory: () => boolean }>
+        try {
+          entries = await readdir(dirPath, { withFileTypes: true })
+        } catch {
+          return
+        }
+        for (const entry of entries) {
+          const fullPath = join(dirPath, entry.name)
+          if (entry.isDirectory()) {
+            if (monthPattern.test(entry.name)) {
+              await clearFilesInDir(fullPath)
+            } else {
+              await traverse(fullPath)
+            }
+            continue
+          }
+          try {
+            await rm(fullPath, { force: true })
+          } catch { }
+        }
+      }
+      await traverse(root)
+      return { success: true }
+    } catch (e) {
+      return { success: false, error: String(e) }
+    }
+  }
 }
 
 export const imageDecryptService = new ImageDecryptService()
diff --git a/electron/services/messageCacheService.ts b/electron/services/messageCacheService.ts
index 7fffa74..f26caf5 100644
--- a/electron/services/messageCacheService.ts
+++ b/electron/services/messageCacheService.ts
@@ -1,5 +1,5 @@
 import { join, dirname } from 'path'
-import { existsSync, mkdirSync, readFileSync, writeFileSync } from 'fs'
+import { existsSync, mkdirSync, readFileSync, writeFileSync, rmSync } from 'fs'
 import { app } from 'electron'
 
 export interface SessionMessageCacheEntry {
@@ -65,4 +65,13 @@ export class MessageCacheService {
       console.error('MessageCacheService: 保存缓存失败', error)
     }
   }
+
+  clear(): void {
+    this.cache = {}
+    try {
+      rmSync(this.cacheFilePath, { force: true })
+    } catch (error) {
+      console.error('MessageCacheService: 清理缓存失败', error)
+    }
+  }
 }
diff --git a/src/pages/SettingsPage.tsx b/src/pages/SettingsPage.tsx
index 8a717ce..c84a6f4 100644
--- a/src/pages/SettingsPage.tsx
+++ b/src/pages/SettingsPage.tsx
@@ -1,6 +1,7 @@
 import { useState, useEffect, useRef } from 'react'
 import { useAppStore } from '../stores/appStore'
 import { useThemeStore, themes } from '../stores/themeStore'
+import { useAnalyticsStore } from '../stores/analyticsStore'
 import { dialog } from '../services/ipc'
 import * as configService from '../services/config'
 import {
@@ -27,6 +28,7 @@ interface WxidOption {
 function SettingsPage() {
   const { setDbConnected, setLoading, reset } = useAppStore()
   const { currentTheme, themeMode, setTheme, setThemeMode } = useThemeStore()
+  const clearAnalyticsStoreCache = useAnalyticsStore((state) => state.clearCache)
 
   const [activeTab, setActiveTab] = useState<SettingsTab>('appearance')
   const [decryptKey, setDecryptKey] = useState('')
@@ -55,6 +57,11 @@ function SettingsPage() {
   const [dbKeyStatus, setDbKeyStatus] = useState('')
   const [imageKeyStatus, setImageKeyStatus] = useState('')
   const [isManualStartPrompt, setIsManualStartPrompt] = useState(false)
+  const [isClearingAnalyticsCache, setIsClearingAnalyticsCache] = useState(false)
+  const [isClearingImageCache, setIsClearingImageCache] = useState(false)
+  const [isClearingAllCache, setIsClearingAllCache] = useState(false)
+
+  const isClearingCache = isClearingAnalyticsCache || isClearingImageCache || isClearingAllCache
 
   useEffect(() => {
     loadConfig()
@@ -428,6 +435,59 @@ function SettingsPage() {
     }
   }
 
+  const handleClearAnalyticsCache = async () => {
+    if (isClearingCache) return
+    setIsClearingAnalyticsCache(true)
+    try {
+      const result = await window.electronAPI.cache.clearAnalytics()
+      if (result.success) {
+        clearAnalyticsStoreCache()
+        showMessage('已清除分析缓存', true)
+      } else {
+        showMessage(`清除分析缓存失败: ${result.error || '未知错误'}`, false)
+      }
+    } catch (e) {
+      showMessage(`清除分析缓存失败: ${e}`, false)
+    } finally {
+      setIsClearingAnalyticsCache(false)
+    }
+  }
+
+  const handleClearImageCache = async () => {
+    if (isClearingCache) return
+    setIsClearingImageCache(true)
+    try {
+      const result = await window.electronAPI.cache.clearImages()
+      if (result.success) {
+        showMessage('已清除图片缓存', true)
+      } else {
+        showMessage(`清除图片缓存失败: ${result.error || '未知错误'}`, false)
+      }
+    } catch (e) {
+      showMessage(`清除图片缓存失败: ${e}`, false)
+    } finally {
+      setIsClearingImageCache(false)
+    }
+  }
+
+  const handleClearAllCache = async () => {
+    if (isClearingCache) return
+    setIsClearingAllCache(true)
+    try {
+      const result = await window.electronAPI.cache.clearAll()
+      if (result.success) {
+        clearAnalyticsStoreCache()
+        showMessage('已清除所有缓存', true)
+      } else {
+        showMessage(`清除所有缓存失败: ${result.error || '未知错误'}`, false)
+      }
+    } catch (e) {
+      showMessage(`清除所有缓存失败: ${e}`, false)
+    } finally {
+      setIsClearingAllCache(false)
+    }
+  }
+
   const renderAppearanceTab = () => (
     <div className="tab-content">
       <div className="theme-mode-toggle">
@@ -597,9 +657,15 @@ function SettingsPage() {
     <div className="tab-content">
       <p className="section-desc">管理应用缓存数据</p>
       <div className="btn-row">
-        <button className="btn btn-secondary"><Trash2 size={16} /> 清除分析缓存</button>
-        <button className="btn btn-secondary"><Trash2 size={16} /> 清除图片缓存</button>
-        <button className="btn btn-danger"><Trash2 size={16} /> 清除所有缓存</button>
+        <button className="btn btn-secondary" onClick={handleClearAnalyticsCache} disabled={isClearingCache}>
+          <Trash2 size={16} /> 清除分析缓存
+        </button>
+        <button className="btn btn-secondary" onClick={handleClearImageCache} disabled={isClearingCache}>
+          <Trash2 size={16} /> 清除图片缓存
+        </button>
+        <button className="btn btn-danger" onClick={handleClearAllCache} disabled={isClearingCache}>
+          <Trash2 size={16} /> 清除所有缓存
+        </button>
       </div>
       <div className="divider" />
       <p className="section-desc">清除当前配置并重新开始首次引导</p>
diff --git a/src/types/electron.d.ts b/src/types/electron.d.ts
index d50e4b5..ddb14ff 100644
--- a/src/types/electron.d.ts
+++ b/src/types/electron.d.ts
@@ -148,6 +148,11 @@ export interface ElectronAPI {
     }>
     onProgress: (callback: (payload: { status: string; progress: number }) => void) => () => void
   }
+  cache: {
+    clearAnalytics: () => Promise<{ success: boolean; error?: string }>
+    clearImages: () => Promise<{ success: boolean; error?: string }>
+    clearAll: () => Promise<{ success: boolean; error?: string }>
+  }
   groupAnalytics: {
     getGroupChats: () => Promise<{
       success: boolean