diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7a1bdd233..bf3fecb5b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -54,6 +54,7 @@
 	- 例: `$[unixtime 1701356400]`
 - Enhance: プラグインでエラーが発生した場合のハンドリングを強化
 - Enhance: 細かなUIのブラッシュアップ
+- Enhance: サウンド設定に「サウンドを出力しない」と「Misskeyがアクティブな時のみサウンドを出力する」を追加
 - Fix: 効果音が再生されるとデバイスで再生している動画や音声が停止する問題を修正 #12339
 - Fix: デッキに表示されたチャンネルの表示先チャンネルを切り替えた際、即座に反映されない問題を修正 #12236
 - Fix: プラグインでノートの表示を書き換えられない問題を修正
diff --git a/locales/index.d.ts b/locales/index.d.ts
index 6e9fe311f..6097ae130 100644
--- a/locales/index.d.ts
+++ b/locales/index.d.ts
@@ -547,6 +547,8 @@ export interface Locale {
     "popout": string;
     "volume": string;
     "masterVolume": string;
+    "notUseSound": string;
+    "useSoundOnlyWhenActive": string;
     "details": string;
     "chooseEmoji": string;
     "unableToProcess": string;
diff --git a/locales/ja-JP.yml b/locales/ja-JP.yml
index 0b051b619..1f6695b3e 100644
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@@ -544,6 +544,8 @@ showInPage: "ページで表示"
 popout: "ポップアウト"
 volume: "音量"
 masterVolume: "マスター音量"
+notUseSound: "サウンドを出力しない"
+useSoundOnlyWhenActive: "Misskeyがアクティブな時のみサウンドを出力する"
 details: "詳細"
 chooseEmoji: "絵文字を選択"
 unableToProcess: "操作を完了できません"
diff --git a/packages/frontend/src/pages/settings/sounds.vue b/packages/frontend/src/pages/settings/sounds.vue
index 244bb1e0e..05e4b0d14 100644
--- a/packages/frontend/src/pages/settings/sounds.vue
+++ b/packages/frontend/src/pages/settings/sounds.vue
@@ -5,6 +5,12 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div class="_gaps_m">
+	<MkSwitch v-model="notUseSound">
+		<template #label>{{ i18n.ts.notUseSound }}</template>
+	</MkSwitch>
+	<MkSwitch v-model="useSoundOnlyWhenActive">
+		<template #label>{{ i18n.ts.useSoundOnlyWhenActive }}</template>
+	</MkSwitch>
 	<MkRange v-model="masterVolume" :min="0" :max="1" :step="0.05" :textConverter="(v) => `${Math.floor(v * 100)}%`">
 		<template #label>{{ i18n.ts.masterVolume }}</template>
 	</MkRange>
@@ -35,7 +41,10 @@ import MkFolder from '@/components/MkFolder.vue';
 import { i18n } from '@/i18n.js';
 import { definePageMetadata } from '@/scripts/page-metadata.js';
 import { defaultStore } from '@/store.js';
+import MkSwitch from '@/components/MkSwitch.vue';
 
+const notUseSound = computed(defaultStore.makeGetterSetter('sound_notUseSound'));
+const useSoundOnlyWhenActive = computed(defaultStore.makeGetterSetter('sound_useSoundOnlyWhenActive'));
 const masterVolume = computed(defaultStore.makeGetterSetter('sound_masterVolume'));
 
 const soundsKeys = ['note', 'noteMy', 'notification', 'antenna', 'channel', 'reaction'] as const;
diff --git a/packages/frontend/src/scripts/sound.ts b/packages/frontend/src/scripts/sound.ts
index d28d62922..a3cddba1f 100644
--- a/packages/frontend/src/scripts/sound.ts
+++ b/packages/frontend/src/scripts/sound.ts
@@ -104,7 +104,7 @@ export async function playFile(file: string, volume: number) {
 
 export function createSourceNode(buffer: AudioBuffer, volume: number) : AudioBufferSourceNode | null {
 	const masterVolume = defaultStore.state.sound_masterVolume;
-	if (masterVolume === 0 || volume === 0) {
+	if (isMute() || masterVolume === 0 || volume === 0) {
 		return null;
 	}
 
@@ -117,3 +117,18 @@ export function createSourceNode(buffer: AudioBuffer, volume: number) : AudioBuf
 
 	return soundSource;
 }
+
+export function isMute(): boolean {
+	if (defaultStore.state.sound_notUseSound) {
+		// サウンドを出力しない
+		return true;
+	}
+
+	// noinspection RedundantIfStatementJS
+	if (defaultStore.state.sound_useSoundOnlyWhenActive && document.visibilityState === 'hidden') {
+		// ブラウザがアクティブな時のみサウンドを出力する
+		return true;
+	}
+
+	return false;
+}
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index f2ed4e7c0..40fb1dde7 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -391,6 +391,14 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: 0.3,
 	},
+	sound_notUseSound: {
+		where: 'device',
+		default: false,
+	},
+	sound_useSoundOnlyWhenActive: {
+		where: 'device',
+		default: false,
+	},
 	sound_note: {
 		where: 'device',
 		default: { type: 'syuilo/n-aec', volume: 1 },