# Alarm Clock > Wake up on time with customizable alarms and a world clock! Canonical page: [https://chrome-stats.com/d/com.simplealarm.worldclock](https://chrome-stats.com/d/com.simplealarm.worldclock) ## Overview - **ID:** `com.simplealarm.worldclock` - **Platform:** Android - **Type:** Android app - **Status:** Available - **Publisher:** PrivateZone - **Category:** TOOLS - **Downloads:** 2,952,041 - **Rating:** 3.96 / 5 (3,920 ratings) - **Version:** 2.21 - **Last updated:** 2026-08-26 - **First published:** 2024-10-07 - **Publisher country:** IN - **Size:** 50 MB - **Data as of:** 2026-09-05 - **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.simplealarm.worldclock) - **Website:** [https://simplealarmworldclock.jk-txt.com/](https://simplealarmworldclock.jk-txt.com/) - **Privacy policy:** [https://privacypolicycenter.com/new/terms/com.simplealarm.worldclock](https://privacypolicycenter.com/new/terms/com.simplealarm.worldclock) ## Description Alarm Clock is a lightweight Chrome extension that helps you wake up and stay on schedule with fully customizable alarms. Create multiple alarms with labels, choose repeat days, pick your favorite sounds, enable snooze and vibration, and use a gentle increasing volume for heavy sleepers. The extension also includes an after-call quick-alarm feature so you can set reminders immediately from the after-call screen. The built-in World Clock shows current times in cities worldwide and highlights time differences to simplify coordination across time zones. Personalize the app with beautiful themes and dark modes for a comfortable user experience. Perfect for travelers, remote teams, students, and anyone who needs reliable, easy-to-configure reminders and time tracking. ## Rankings - #34,942 — Overall ## Permissions and access ### Permissions - `android.permission.ACCESS_ADSERVICES_AD_ID` - `android.permission.ACCESS_ADSERVICES_ATTRIBUTION` - `android.permission.ACCESS_ADSERVICES_TOPICS` - `android.permission.ACCESS_COARSE_LOCATION` - `android.permission.ACCESS_FINE_LOCATION` - `android.permission.ACCESS_NETWORK_STATE` - `android.permission.ACCESS_NOTIFICATION_POLICY` - `android.permission.ACCESS_WIFI_STATE` - `android.permission.ACTION_MANAGE_OVERLAY_PERMISSION` - `android.permission.ANSWER_PHONE_CALLS` - `android.permission.BATTERY_STATS` - `android.permission.CAMERA` - `android.permission.CHANGE_NETWORK_STATE` - `android.permission.CHANGE_WIFI_STATE` - `android.permission.DISABLE_KEYGUARD` - `android.permission.FOREGROUND_SERVICE` - `android.permission.FOREGROUND_SERVICE_SPECIAL_USE` - `android.permission.INTERNET` - `android.permission.MANAGE_OWN_CALLS` - `android.permission.POST_NOTIFICATIONS` - `android.permission.READ_APP_BADGE` - `android.permission.READ_CONTACTS` - `android.permission.READ_PHONE_STATE` - `android.permission.RECEIVE_BOOT_COMPLETED` - `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS` - `android.permission.SCHEDULE_EXACT_ALARM` - `android.permission.SYSTEM_ALERT_WINDOW` - `android.permission.SYSTEM_OVERLAY_WINDOW` - `android.permission.USE_EXACT_ALARM` - `android.permission.USE_FULL_SCREEN_INTENT` - `android.permission.VIBRATE` - `android.permission.WAKE_LOCK` - `com.amazon.privacypass.ATTEST` - `com.anddoes.launcher.permission.UPDATE_COUNT` - `com.android.alarm.permission.SET_ALARM` - `com.android.vending.BILLING` - `com.android.vending.CHECK_LICENSE` - `com.google.android.c2dm.permission.RECEIVE` - `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE` - `com.google.android.gms.permission.AD_ID` - `com.htc.launcher.permission.READ_SETTINGS` - `com.htc.launcher.permission.UPDATE_SHORTCUT` - `com.huawei.android.launcher.permission.CHANGE_BADGE` - `com.huawei.android.launcher.permission.READ_SETTINGS` - `com.huawei.android.launcher.permission.WRITE_SETTINGS` - `com.majeur.launcher.permission.UPDATE_BADGE` - `com.oppo.launcher.permission.READ_SETTINGS` - `com.oppo.launcher.permission.WRITE_SETTINGS` - `com.sec.android.provider.badge.permission.READ` - `com.sec.android.provider.badge.permission.WRITE` - `com.simplealarm.worldclock.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION` - `com.simplealarm.worldclock.permission.C2D_MESSAGE` - `com.sonyericsson.home.permission.BROADCAST_BADGE` - `com.sonymobile.home.permission.PROVIDER_INSERT_BADGE` - `me.everything.badger.permission.BADGE_COUNT_READ` - `me.everything.badger.permission.BADGE_COUNT_WRITE` ## Review summary Many users praise Alarm Clock for helping them wake up on time and for overall reliability. It is widely regarded as a good, helpful app with positive sentiment across multiple reviews. However, feedback highlights privacy concerns over call recording and permissions, as well as an inconsistent ad experience and occasional reliability issues where alarms may fail to sound or not appear after certain triggers. ### Pros - Helps users wake up on time and avoid lateness. - Widely regarded as a good, helpful alarm clock with positive sentiment from many users. - Overall reliability praised; many reviews note it works well most of the time. ### Cons - Privacy concerns: the app records calls and requires access to phone calls. - Ad experience is inconsistent: some reviews report heavy ads while others report few ads. - Occasional reliability issues: alarms may fail to sound or not appear after certain triggers (e.g., after calls). ## Similar extensions and apps - [Alarm Clock](https://chrome-stats.com/d/com.alarmclock.wakeupalarm.worldclock) — 66,061 users, 3.20 / 5 - [Alarm](https://chrome-stats.com/d/com.simplealarm.alarmclock.worldclock) — 308 users - [Alarm Clock](https://chrome-stats.com/d/com.clock.deskclock.time.alarm) — 7,104,324 users, 3.86 / 5 - [Alarm Clock](https://chrome-stats.com/d/clock.alarmclock.time.deskclock.reloj.relogio) — 336,491 users, 4.58 / 5 - [Alarm Clock](https://chrome-stats.com/d/com.alarmclock.wakeup.bedtime.reminder) — 7,168 users - [Alarm Clock](https://chrome-stats.com/d/com.alarmclock.simplealarm.time) — 39,523 users - [Alarm Clock](https://chrome-stats.com/d/com.simple.alarm.clock) — 100,303 users, 4.06 / 5 - [Alarm Clock](https://chrome-stats.com/d/com.clock.simplealarm.alarmclock) — 1,462 users - [Clock - Alarm Clock](https://chrome-stats.com/d/clock.deskclock.bedtime.sleeptrack.alarm) — 48,135 users - [Alarm Clock](https://chrome-stats.com/d/aani.alarm.clock.timer.app) — 13,575 users, 4.38 / 5 - [Alarm Clock](https://chrome-stats.com/d/com.nexa.alarm.app) — 53,324 users - [Alarm Clock](https://chrome-stats.com/d/com.alarm.alarmclock.clock) — 1,117,170 users, 4.51 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/com.simplealarm.worldclock)