Smart AppLock: Privacy Protect
Smart AppLock: Privacy Protect Summary
Smart AppLock: Privacy Protect is a free, ad-supported Android app in Tools by Smart Protect Mobile. Released in Apr 2011 (15 years ago). It has about 16.3M+ installs and 189K ratings with a 4.56★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 1.2M monthly active users and generates around $50K+ monthly revenue (0% IAP / 100% ads). Store last updated May 28, 2026
Recent activity: 871 installs this week (3.5K over 4 weeks) showing exceptional growth , and -52 new ratings this week View trends →
SDK intelligence: AppGoblin detected 12 ad networks(e.g. Vungle), 8 development tools, 2 analytics: product, 2 mediation,and 1 business tools integrated into Smart AppLock: Privacy Protect. View full SDK list →
Data tracking: The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on May 1, 2026.
Smart AppLock: Privacy Protect SDKs Summary
Smart AppLock: Privacy Protect was last scanned for SDKs on 2026-05-01. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
AppGoblin saw Smart AppLock: Privacy Protect uses 12 Ad Networks
AppGoblin saw Smart AppLock: Privacy Protect uses 8 Development Tools
AppGoblin saw Smart AppLock: Privacy Protect uses 2 Analytics: Product
AppGoblin saw Smart AppLock: Privacy Protect uses 1 Business Tools
AppGoblin saw Smart AppLock: Privacy Protect uses 2 Mediation
4.56★
Ratings: 189K
Screenshots
App Description
Lock apps with password!
★ The elegant, light and professional App Lock - Smart AppLock ★
-- Unlock with Fingerprint (Samsung or Android 6.0 devices) --
Smart AppLock is a tool to lock apps you like, protect you from privacy leak!
It is your great privacy guard and app lock!
With AppLock, you are able to
☆ Lock privacy - lock apps containing privacy content, such as photos, videos(Gallery), short messages(SMS or MMS) and call logs
☆ Lock apps - lock SNS apps, such as Facebook, Whatsapp, Twitter
☆ Lock Incoming Calls
☆ Lock settings - lock system settings, install/uninstall apps to keep phone away from being messed up by others or kids
☆ Lock markets - lock games and markets to prevent your kids from addicting in games or purchasing in markets without your knowing
Special Features of AppLock:
• Disguise your lock screen to prevent from breaking into your password
• Protect apps with multiple lock types, such as Pattern Lock, PIN lock
• With AppLock home screen widget, one click to toggle lock status
• Custom lock screen style, custom lock screen background
• Light, less memory usage
• Advice you to lock related apps smartly, privacy has never been so safe
• Beautiful UI and easy to use
• No delay auto start after device reboots
• Lock recent history, prevent app screenshot being leaked
• Hide and encrypt pictures and videos with GalleryVault
• Launch locked app within AppLock without password
• Break-in Alerts: Take a photo when someone tries to enter your locked app with an invalid password
• DelayLock: Once unlock any app, no password is required within a delay time
• Unlock with Fingerprint.
----------- FAQ ---------
► I forgot my password, how to retrieve it?
When you setup the password/pattern the first time, AppLock will ask you to setup a Password Retrieve method: "Security Question".
To retrieve password, tap the "Forgot?" button to show Retrieve Password panel.
Security Question
Input the answer to the question you setup before.
► Dose Smart AppLock support iOS platform?
Yes, we have an iOS version "iAppLock" for iOS users, you can visit http://iapplock.thinkyeah.com to get the download or search "iapplock" in Cydia to install.(requires Jailbreaked iOS)
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Any issue or suggest for AppLock, welcome to send ma

Vungle
Facebook
Moloco
Mintegral
Bumptech
Square
Unity
JetBrains
Firebase
Google Analytics
AdMob
AppLovin