# Smart App Lock - Privacy Lock

> App Locker to lock apps with PIN, pattern & fingerprint

Canonical page: [https://chrome-stats.com/d/com.ak41.applock](https://chrome-stats.com/d/com.ak41.applock)

## Overview

- **ID:** `com.ak41.applock`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** akmobile
- **Category:** TOOLS
- **Downloads:** 1,656,880
- **Rating:** 4.31 / 5 (8,258 ratings)
- **Version:** 1.1.8
- **Last updated:** 2026-02-25
- **First published:** 2020-01-30
- **Publisher country:** VN
- **Size:** 31 MB
- **Data as of:** 2026-09-26
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.ak41.applock)
- **Website:** [https://ak41-dot-common-policy.appspot.com](https://ak41-dot-common-policy.appspot.com/)
- **Privacy policy:** [https://sites.google.com/view/ak41-policy](https://sites.google.com/view/ak41-policy)

## Description

Smart App Lock – Privacy Lock is a powerful app lock solution designed to protect your privacy and secure your apps with advanced security methods. With fingerprint lock, PIN lock, pattern lock, and password lock, you can easily keep your private apps, photos, videos, and messages safe from intruders. Lock popular apps like WhatsApp, Messenger, Facebook, Instagram, and TikTok, as well as banking and system apps. 

Extra features include Intruder Selfie to catch intruders, uninstall protection to prevent bypass, and customizable themes. It’s 100% free, supports switching between lock types, and offers privacy guard features to guard your data. Start protecting your apps in seconds and keep your phone safe 24/7.

## Rankings

- #50,762 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_ADSERVICES_AD_ID`
- `android.permission.ACCESS_ADSERVICES_ATTRIBUTION`
- `android.permission.ACCESS_ADSERVICES_TOPICS`
- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.ACCESS_WIFI_STATE`
- `android.permission.BROADCAST_PACKAGE_REMOVED`
- `android.permission.CAMERA`
- `android.permission.DEVICE_POWER`
- `android.permission.FOREGROUND_SERVICE`
- `android.permission.FOREGROUND_SERVICE_SPECIAL_USE`
- `android.permission.GET_TASKS`
- `android.permission.INSTANT_APP_FOREGROUND_SERVICE`
- `android.permission.INTERNET`
- `android.permission.KILL_BACKGROUND_PROCESSES`
- `android.permission.MOUNT_UNMOUNT_FILESYSTEMS`
- `android.permission.PACKAGE_USAGE_STATS`
- `android.permission.POST_NOTIFICATIONS`
- `android.permission.QUERY_ALL_PACKAGES`
- `android.permission.READ_EXTERNAL_STORAGE`
- `android.permission.READ_PHONE_STATE`
- `android.permission.RECEIVE_BOOT_COMPLETED`
- `android.permission.REORDER_TASKS`
- `android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS`
- `android.permission.SCHEDULE_EXACT_ALARM`
- `android.permission.SYSTEM_ALERT_WINDOW`
- `android.permission.USE_BIOMETRIC`
- `android.permission.USE_FINGERPRINT`
- `android.permission.VIBRATE`
- `android.permission.WAKE_LOCK`
- `android.permission.WRITE_EXTERNAL_STORAGE`
- `android.permission.WRITE_SETTINGS`
- `com.ak41.applock.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`
- `com.android.vending.BILLING`
- `com.google.android.c2dm.permission.RECEIVE`
- `com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE`
- `com.google.android.gms.permission.AD_ID`

## Review summary

The app is generally well-received with broad positive sentiment and perceived reliability, especially as a privacy lock. However, there are recurring concerns about data handling, notably photos/videos disappearing or not showing within the app. These privacy-related issues are the main recurring downside in the reviews.

### Pros

- Overall positive reception with many reviewers describing the app as nice or good.
- Perceived reliability and usefulness; several reviewers say it works well and is very good.
- App lock feature is valued and meets user expectations (effective protection).

### Cons

- Data loss/visibility issues with photos and videos; reviews mention missing pictures and automatic deletion.

## Similar extensions and apps

- [AppLock: Lock Apps & Vault](https://chrome-stats.com/d/com.applock.password.applocker) — 7,281 users
- [AppLock - Secure App Locker](https://chrome-stats.com/d/com.secureapp.applock) — 74,959 users
- [App Lock - Lock Apps & PIN](https://chrome-stats.com/d/com.lock.applock_screen) — 1,380 users
- [App Lock - Lock Apps & Vault](https://chrome-stats.com/d/com.alperen.applock) — 6,913 users
- [App Lock - AppLock Fingerprint](https://chrome-stats.com/d/com.applock.fingerprint.password.lockerapps) — 374,470 users, 4.17 / 5
- [App Lock](https://chrome-stats.com/d/com.fragileheart.smartapplock) — 42,681 users, 4.33 / 5
- [App Lock - Fingerprint, PIN](https://chrome-stats.com/d/com.applock.fingerprintprotector) — 1,135 users
- [App Lock - Password, Lock Apps](https://chrome-stats.com/d/applock.fingerprint.safelock.password.lockapps) — 540,728 users, 4.42 / 5
- [AppLock - App Locker](https://chrome-stats.com/d/com.calvintechnoliges.applock) — 35,067 users
- [App Lock - Fingerprint Applock](https://chrome-stats.com/d/khagesh.app.lock) — 994,741 users, 2.63 / 5
- [App Locker – PIN,Pattern &More](https://chrome-stats.com/d/com.lockapps.fingerprint.password.biometric.applocker) — 649 users
- [App Lock - Applock Fingerprint](https://chrome-stats.com/d/applock.lockapps.fingerprint.password.lockit) — 143,893,501 users, 4.66 / 5

---

Source: [Chrome-Stats](https://chrome-stats.com/d/com.ak41.applock)