diff --git a/src/main/context.ts b/src/main/context.ts
index da3b5dc..05ff78f 100644
--- a/src/main/context.ts
+++ b/src/main/context.ts
@@ -2,6 +2,8 @@ import { Context as BaseContext } from '../shared/kernel'
 import { ipcMain } from 'electron'
 
 export class MainContext extends BaseContext {
+  public isQuitting = false
+
   constructor() {
     super()
   }
diff --git a/src/main/hosting/index.ts b/src/main/hosting/index.ts
index 3236dc5..cab2910 100644
--- a/src/main/hosting/index.ts
+++ b/src/main/hosting/index.ts
@@ -13,7 +13,8 @@ export {
   EventRepositoryToken,
   SettlementRepositoryToken,
   ThemeServiceToken,
-  WindowManagerToken
+  WindowManagerToken,
+  TrayServiceToken
 } from './tokens'
 export type {
   appRuntimeContext,
diff --git a/src/main/hosting/tokens.ts b/src/main/hosting/tokens.ts
index 6321d8b..a28ad91 100644
--- a/src/main/hosting/tokens.ts
+++ b/src/main/hosting/tokens.ts
@@ -12,3 +12,4 @@ export const EventRepositoryToken = Symbol.for('secscore.eventRepository')
 export const SettlementRepositoryToken = Symbol.for('secscore.settlementRepository')
 export const ThemeServiceToken = Symbol.for('secscore.themeService')
 export const WindowManagerToken = Symbol.for('secscore.windowManager')
+export const TrayServiceToken = Symbol.for('secscore.trayService')
diff --git a/src/main/index.ts b/src/main/index.ts
index e647fdd..f05cb9e 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -14,6 +14,7 @@ import { AuthService } from './services/AuthService'
 import { DataService } from './services/DataService'
 import { ThemeService } from './services/ThemeService'
 import { WindowManager, type windowManagerOptions } from './services/WindowManager'
+import { TrayService } from './services/TrayService'
 import { StudentRepository } from './repos/StudentRepository'
 import { ReasonRepository } from './repos/ReasonRepository'
 import { EventRepository } from './repos/EventRepository'
@@ -31,7 +32,8 @@ import {
   SettingsStoreToken,
   StudentRepositoryToken,
   ThemeServiceToken,
-  WindowManagerToken
+  WindowManagerToken,
+  TrayServiceToken
 } from './hosting'
 
 type mainAppConfig = {
@@ -137,6 +139,10 @@ app.whenReady().then(async () => {
         WindowManagerToken,
         (p) => new WindowManager(p.get(MainContext), config.window)
       )
+      services.addSingleton(
+        TrayServiceToken,
+        (p) => new TrayService(p.get(MainContext), config.window)
+      )
     })
     .configure(async (_builderContext, appCtx) => {
       const services = appCtx.services
@@ -156,6 +162,8 @@ app.whenReady().then(async () => {
       services.get(SettlementRepositoryToken)
       services.get(ThemeServiceToken)
       services.get(WindowManagerToken)
+      const tray = services.get(TrayServiceToken) as TrayService
+      tray.initialize()
 
       const logLevelSetting = ctx.settings.getValue('log_level') as logLevel
       if (logLevelSetting) {
@@ -254,12 +262,14 @@ app.whenReady().then(async () => {
     })
 
   const host = await builder.build()
+  const ctx = host.services.get(MainContext) as MainContext
   await host.start()
 
   let disposing = false
   const beforeQuitHandler = () => {
     if (disposing) return
     disposing = true
+    ctx.isQuitting = true
     app.removeListener('before-quit', beforeQuitHandler)
     void host.dispose()
   }
diff --git a/src/main/services/TrayService.ts b/src/main/services/TrayService.ts
new file mode 100644
index 0000000..c732695
--- /dev/null
+++ b/src/main/services/TrayService.ts
@@ -0,0 +1,58 @@
+import { Service } from '../../shared/kernel'
+import { MainContext } from '../context'
+import { Tray, Menu, app, nativeImage } from 'electron'
+import type { windowManagerOptions } from './WindowManager'
+
+export class TrayService extends Service {
+  private tray: Tray | null = null
+
+  constructor(
+    ctx: MainContext,
+    private readonly opts: windowManagerOptions
+  ) {
+    super(ctx, 'tray')
+  }
+
+  private get mainCtx() {
+    return this.ctx as MainContext
+  }
+
+  public initialize() {
+    const icon = nativeImage.createFromPath(this.opts.icon)
+    this.tray = new Tray(icon)
+
+    const contextMenu = Menu.buildFromTemplate([
+      {
+        label: '显示主窗口',
+        click: () => {
+          this.showMainWindow()
+        }
+      },
+      { type: 'separator' },
+      {
+        label: '退出 SecScore',
+        click: () => {
+          app.quit()
+        }
+      }
+    ])
+
+    this.tray.setToolTip('SecScore 积分管理')
+    this.tray.setContextMenu(contextMenu)
+
+    this.tray.on('double-click', () => {
+      this.showMainWindow()
+    })
+  }
+
+  private showMainWindow() {
+    const mainWin = this.mainCtx.windows.get('main')
+    if (mainWin) {
+      if (mainWin.isMinimized()) mainWin.restore()
+      mainWin.show()
+      mainWin.focus()
+    } else {
+      this.mainCtx.windows.open({ key: 'main', title: 'SecScore', route: '/' })
+    }
+  }
+}
diff --git a/src/main/services/WindowManager.ts b/src/main/services/WindowManager.ts
index 4e869d7..32ca28c 100644
--- a/src/main/services/WindowManager.ts
+++ b/src/main/services/WindowManager.ts
@@ -76,6 +76,14 @@ export class WindowManager extends Service {
     win.webContents.setZoomFactor(zoom)
 
     this.windows.set(input.key, win)
+
+    win.on('close', (event) => {
+      if (!this.mainCtx.isQuitting && input.key === 'main') {
+        event.preventDefault()
+        win.hide()
+      }
+    })
+
     win.on('closed', () => {
       this.windows.delete(input.key)
     })
diff --git a/src/preload/types.ts b/src/preload/types.ts
index a6f7e69..a92958f 100644
--- a/src/preload/types.ts
+++ b/src/preload/types.ts
@@ -20,6 +20,7 @@ export interface themeConfig {
 export type settingsSpec = {
   is_wizard_completed: boolean
   log_level: logLevel
+  window_zoom: number
 }
 
 export type settingsKey = keyof settingsSpec