diff --git a/apps/api/src/routes/settings.ts b/apps/api/src/routes/settings.ts
index cf3f2c1..02256d5 100644
--- a/apps/api/src/routes/settings.ts
+++ b/apps/api/src/routes/settings.ts
@@ -75,6 +75,15 @@ function normalizeAppriseConfigPayload(
   }
 }
 
+function isBarkCustomServerUrl(rawUrl: string) {
+  try {
+    const parsed = new URL(rawUrl.trim())
+    return parsed.pathname.replace(/\/+$/, '') !== ''
+  } catch {
+    return false
+  }
+}
+
 function validateSettingsPayload(
   settings: Awaited<ReturnType<typeof getAppSettings>>,
   locale: AppLocale = 'zh-CN'
@@ -178,30 +187,33 @@ function validateSettingsPayload(
 
     validateNotificationTargetUrl(settings.gotifyConfig.url.trim(), {
       label: getMessage(locale, 'settings.labels.gotifyTargetUrl'),
-      locale
+      locale,
+      allowPrivateHost: true
     })
   }
 
   if (settings.barkNotificationsEnabled) {
-    const missingBarkFields = [
-      [labels.serverUrl, settings.barkConfig.serverUrl],
-      [labels.deviceKey, settings.barkConfig.deviceKey]
-    ]
-      .filter(([, value]) => !String(value ?? '').trim())
-      .map(([label]) => label)
-
-    if (missingBarkFields.length) {
+    if (!String(settings.barkConfig.serverUrl ?? '').trim()) {
       throw new Error(
         getMessage(locale, 'api.errors.settings.barkFieldsRequired', {
-          fields: missingBarkFields.join(fieldSeparator)
+          fields: labels.serverUrl
         })
       )
     }
 
-    validateNotificationTargetUrl(settings.barkConfig.serverUrl.trim(), {
+    const barkUrl = validateNotificationTargetUrl(settings.barkConfig.serverUrl.trim(), {
       label: getMessage(locale, 'settings.labels.barkServerUrl'),
-      locale
+      locale,
+      allowPrivateHost: true
     })
+
+    if (!isBarkCustomServerUrl(barkUrl.toString()) && !String(settings.barkConfig.deviceKey ?? '').trim()) {
+      throw new Error(
+        getMessage(locale, 'api.errors.settings.barkFieldsRequired', {
+          fields: labels.deviceKey
+        })
+      )
+    }
   }
 
   if (settings.notifyxNotificationsEnabled) {
diff --git a/apps/api/src/services/channel-notification.service.ts b/apps/api/src/services/channel-notification.service.ts
index 352cb3c..4f0ea56 100644
--- a/apps/api/src/services/channel-notification.service.ts
+++ b/apps/api/src/services/channel-notification.service.ts
@@ -564,7 +564,8 @@ async function sendServerchanNotification(
 async function sendGotifyWithConfig(message: DirectNotificationMessage, config: GotifyConfigInput, locale: AppLocale = DEFAULT_APP_LOCALE) {
   const target = validateNotificationTargetUrl(config.url.trim(), {
     label: getMessage(locale, 'settings.labels.gotifyTargetUrl'),
-    locale
+    locale,
+    allowPrivateHost: true
   })
   const token = config.token?.trim()
   if (!token) {
@@ -642,16 +643,54 @@ function buildNotifyxDescription(title: string) {
   return `SubTracker · ${title}`.slice(0, 500)
 }
 
-function resolveBarkPushUrl(serverUrl: string, locale: AppLocale = DEFAULT_APP_LOCALE) {
+function isBarkCustomServerUrl(target: URL) {
+  return target.pathname.replace(/\/+$/, '') !== ''
+}
+
+function buildBarkRequestTarget(
+  serverUrl: string,
+  deviceKey: string | undefined,
+  locale: AppLocale = DEFAULT_APP_LOCALE
+) {
   const target = validateNotificationTargetUrl(serverUrl.trim(), {
     label: getMessage(locale, 'settings.labels.barkServerUrl'),
-    locale
+    locale,
+    allowPrivateHost: true
   })
-  const basePath = target.pathname.replace(/\/+$/, '')
-  target.pathname = basePath ? `${basePath}/push` : '/push'
+
+  const headers: Record<string, string> = {
+    'Content-Type': 'application/json'
+  }
+
+  if (target.username) {
+    const username = decodeURIComponent(target.username)
+    const password = decodeURIComponent(target.password || '')
+    headers.Authorization = `Basic ${Buffer.from(`${username}:${password}`).toString('base64')}`
+    target.username = ''
+    target.password = ''
+  }
+
+  if (isBarkCustomServerUrl(target)) {
+    target.hash = ''
+    return {
+      url: target,
+      headers,
+      includeDeviceKey: false
+    }
+  }
+
+  if (!deviceKey?.trim()) {
+    throw new Error(getMessage(DEFAULT_APP_LOCALE, 'api.errors.notifications.barkDisabledOrIncomplete'))
+  }
+
+  target.pathname = '/push'
   target.search = ''
   target.hash = ''
-  return target
+  return {
+    url: target,
+    headers,
+    includeDeviceKey: true
+  }
 }
 
 async function sendBarkWithConfig(
@@ -661,19 +700,19 @@ async function sendBarkWithConfig(
 ) {
   const serverUrl = config.serverUrl?.trim()
   const deviceKey = config.deviceKey?.trim()
-  if (!serverUrl || !deviceKey) {
+  if (!serverUrl) {
     throw new Error(getMessage(DEFAULT_APP_LOCALE, 'api.errors.notifications.barkDisabledOrIncomplete'))
   }
 
-  const response = await fetch(resolveBarkPushUrl(serverUrl, locale), {
+  const requestTarget = buildBarkRequestTarget(serverUrl, deviceKey, locale)
+
+  const response = await fetch(requestTarget.url, {
     method: 'POST',
-    headers: {
-      'Content-Type': 'application/json'
-    },
+    headers: requestTarget.headers,
     body: JSON.stringify({
-      device_key: deviceKey,
       title: message.title,
       body: message.text,
+      ...(requestTarget.includeDeviceKey ? { device_key: deviceKey } : {}),
       ...(config.isArchive ? { isArchive: 1 } : {})
     })
   })
diff --git a/apps/api/tests/integration/settings-routes.test.ts b/apps/api/tests/integration/settings-routes.test.ts
index 5403f6b..ed3b457 100644
--- a/apps/api/tests/integration/settings-routes.test.ts
+++ b/apps/api/tests/integration/settings-routes.test.ts
@@ -300,7 +300,7 @@ describe('settings routes validation', () => {
       payload: {
         gotifyNotificationsEnabled: true,
         gotifyConfig: {
-          url: 'http://127.0.0.1:8080',
+          url: 'ftp://gotify.example.com',
           token: 'token',
           ignoreSsl: false
         }
@@ -311,6 +311,28 @@ describe('settings routes validation', () => {
     expect(res.json().error.message).toContain('Gotify URL')
   })
 
+  it('accepts a private gotify url for self-hosted deployments', async () => {
+    const res = await app.inject({
+      method: 'PATCH',
+      url: '/settings',
+      payload: {
+        gotifyNotificationsEnabled: true,
+        gotifyConfig: {
+          url: 'http://192.168.50.10:8080',
+          token: 'token',
+          ignoreSsl: false
+        }
+      }
+    })
+
+    expect(res.statusCode).toBe(200)
+    expect(store.get('gotifyConfig')).toMatchObject({
+      url: 'http://192.168.50.10:8080',
+      token: 'token',
+      ignoreSsl: false
+    })
+  })
+
   it('rejects incomplete bark config when enabling bark notifications', async () => {
     const res = await app.inject({
       method: 'PATCH',
@@ -318,7 +340,7 @@ describe('settings routes validation', () => {
       payload: {
         barkNotificationsEnabled: true,
         barkConfig: {
-          serverUrl: '',
+          serverUrl: 'https://api.day.app',
           deviceKey: ''
         }
       }
@@ -328,6 +350,50 @@ describe('settings routes validation', () => {
     expect(res.json().error.message).toContain('启用 Bark 时必须填写')
   })
 
+  it('accepts bark custom url mode without a separate device key', async () => {
+    const res = await app.inject({
+      method: 'PATCH',
+      url: '/settings',
+      payload: {
+        barkNotificationsEnabled: true,
+        barkConfig: {
+          serverUrl: 'https://my-bark.example/custom-key',
+          deviceKey: '',
+          isArchive: false
+        }
+      }
+    })
+
+    expect(res.statusCode).toBe(200)
+    expect(store.get('barkConfig')).toMatchObject({
+      serverUrl: 'https://my-bark.example/custom-key',
+      deviceKey: '',
+      isArchive: false
+    })
+  })
+
+  it('accepts a private bark server url for self-hosted deployments', async () => {
+    const res = await app.inject({
+      method: 'PATCH',
+      url: '/settings',
+      payload: {
+        barkNotificationsEnabled: true,
+        barkConfig: {
+          serverUrl: 'http://192.168.50.11:8080',
+          deviceKey: 'device-key',
+          isArchive: false
+        }
+      }
+    })
+
+    expect(res.statusCode).toBe(200)
+    expect(store.get('barkConfig')).toMatchObject({
+      serverUrl: 'http://192.168.50.11:8080',
+      deviceKey: 'device-key',
+      isArchive: false
+    })
+  })
+
   it('rejects incomplete notifyx config when enabling notifyx notifications in english locale', async () => {
     const res = await app.inject({
       method: 'PATCH',
diff --git a/apps/api/tests/unit/channel-notification-new-channels.test.ts b/apps/api/tests/unit/channel-notification-new-channels.test.ts
index 80cd1c4..0ea9a15 100644
--- a/apps/api/tests/unit/channel-notification-new-channels.test.ts
+++ b/apps/api/tests/unit/channel-notification-new-channels.test.ts
@@ -199,11 +199,57 @@ describe('channel notification new direct channels', () => {
     })
   })
 
+  it('sends bark test notifications to a custom bark url without appending /push', async () => {
+    mockFetchResponse({
+      status: 200,
+      body: JSON.stringify({ code: 200, message: 'success' })
+    })
+
+    const { sendTestBarkNotificationWithConfig } = await import('../../src/services/channel-notification.service')
+    await expect(
+      sendTestBarkNotificationWithConfig({
+        serverUrl: 'https://my-bark.example/custom-key',
+        deviceKey: '',
+        isArchive: false
+      })
+    ).resolves.toEqual({ success: true })
+
+    const [url, init] = channelState.fetchMock.mock.calls[0]
+    expect(String(url)).toBe('https://my-bark.example/custom-key')
+    expect(JSON.parse(String(init?.body))).toMatchObject({
+      title: expect.any(String),
+      body: expect.any(String)
+    })
+    expect(JSON.parse(String(init?.body))).not.toHaveProperty('device_key')
+  })
+
+  it('sends bark test notifications with basic auth when the custom server url contains credentials', async () => {
+    mockFetchResponse({
+      status: 200,
+      body: JSON.stringify({ code: 200, message: 'success' })
+    })
+
+    const { sendTestBarkNotificationWithConfig } = await import('../../src/services/channel-notification.service')
+    await expect(
+      sendTestBarkNotificationWithConfig({
+        serverUrl: 'https://admin:p%40ss@my-bark.example/custom-key',
+        deviceKey: '',
+        isArchive: false
+      })
+    ).resolves.toEqual({ success: true })
+
+    const [url, init] = channelState.fetchMock.mock.calls[0]
+    expect(String(url)).toBe('https://my-bark.example/custom-key')
+    expect(init?.headers).toMatchObject({
+      Authorization: `Basic ${Buffer.from('admin:p@ss').toString('base64')}`
+    })
+  })
+
   it('rejects bark test notifications when config is incomplete', async () => {
     const { sendTestBarkNotificationWithConfig } = await import('../../src/services/channel-notification.service')
     await expect(
       sendTestBarkNotificationWithConfig({
-        serverUrl: '',
+        serverUrl: 'https://api.day.app',
         deviceKey: '',
         isArchive: false
       })
@@ -334,6 +380,25 @@ describe('channel notification new direct channels', () => {
     ).rejects.toThrow('rejected')
   })
 
+  it('sends bark test notifications to a private self-hosted server url', async () => {
+    mockFetchResponse({
+      status: 200,
+      body: JSON.stringify({ code: 200, message: 'success' })
+    })
+
+    const { sendTestBarkNotificationWithConfig } = await import('../../src/services/channel-notification.service')
+    await expect(
+      sendTestBarkNotificationWithConfig({
+        serverUrl: 'http://192.168.50.11:8080',
+        deviceKey: 'device-key',
+        isArchive: false
+      })
+    ).resolves.toEqual({ success: true })
+
+    const [url] = channelState.fetchMock.mock.calls[0]
+    expect(String(url)).toBe('http://192.168.50.11:8080/push')
+  })
+
   it('marks bark dispatches as sent and skips repeated dispatches', async () => {
     channelState.configureSettings({
       barkNotificationsEnabled: true,
diff --git a/apps/web/src/pages/SettingsPage.vue b/apps/web/src/pages/SettingsPage.vue
index a951f46..5ccd337 100644
--- a/apps/web/src/pages/SettingsPage.vue
+++ b/apps/web/src/pages/SettingsPage.vue
@@ -1219,15 +1219,27 @@ function validateBarkSettings(action: 'save' | 'test') {
     return true
   }
 
-  const missing = getMissingRequiredFields([
-    [t('common.labels.serverUrl'), settingsForm.barkConfig.serverUrl],
-    [t('common.labels.deviceKey'), settingsForm.barkConfig.deviceKey]
-  ])
+  const requiredFields: Array<[string, string | number | boolean | null | undefined]> = [
+    [t('common.labels.serverUrl'), settingsForm.barkConfig.serverUrl]
+  ]
+  if (!isBarkCustomServerUrl(settingsForm.barkConfig.serverUrl)) {
+    requiredFields.push([t('common.labels.deviceKey'), settingsForm.barkConfig.deviceKey])
+  }
+  const missing = getMissingRequiredFields(requiredFields)
   if (!missing.length) return true
   message.error(t('settings.validation.barkMissingFields', { fields: joinFieldLabels(missing) }))
   return false
 }
 
+function isBarkCustomServerUrl(serverUrl: string) {
+  try {
+    const parsed = new URL(serverUrl.trim())
+    return parsed.pathname.replace(/\/+$/, '') !== ''
+  } catch {
+    return false
+  }
+}
+
 function validateNotifyxSettings(action: 'save' | 'test') {
   if (action === 'save' && !settingsForm.notifyxNotificationsEnabled) {
     return true
diff --git a/apps/web/tests/unit/components/settings-import-export.test.ts b/apps/web/tests/unit/components/settings-import-export.test.ts
index 9abfb1d..1bd9562 100644
--- a/apps/web/tests/unit/components/settings-import-export.test.ts
+++ b/apps/web/tests/unit/components/settings-import-export.test.ts
@@ -96,4 +96,13 @@ describe('settings import export section', () => {
     expect(source).not.toContain("t('settings.labels.interfaceLocale')")
     expect(source).not.toContain('localeOptions')
   })
+
+  it('allows custom bark server urls without requiring a separate device key', () => {
+    const source = readFileSync('src/pages/SettingsPage.vue', 'utf8')
+
+    expect(source).toContain('function isBarkCustomServerUrl')
+    expect(source).toContain("const parsed = new URL(serverUrl.trim())")
+    expect(source).toContain("parsed.pathname.replace(/\\/+$/, '') !== ''")
+    expect(source).toContain("if (!isBarkCustomServerUrl(settingsForm.barkConfig.serverUrl))")
+  })
 })