United States / US English


GO Dev Team,

Store Category Version Last Update Avg. ratings
Android Tools v1.81 November 30, 2017 4.38

ASO Score & Checklist

App Name
Your app name is too short. 7 characters

Titles weight a lot in the Play Store algorithm. You can use up to 30 characters so try to add a few important keywords in your title. This will increase your discoverability. Use our Keywords Analysis to find the best keywords for your app.

App Description
The length of your description looks great. 1822 characters

You have 1822 characters. The Play Store algorithm takes app descriptions into account so don't forget to use relevant and important keywords in your description to increase your discoverability. Use our Keywords Analysis to find the best keywords for your app.

Ok, that's perfect.

Ok, that's perfect. You have 6 screenshots. We hope that users can see all your incredible app features. Be sure that your first screenshots showcase your best features.

Your last version was released more than 3 months ago. Update your app with new features and/or some bug fixing.

Version v1.81 released on November 30, 2017
1、Fix the bugs

Version v1.80 released on November 16, 2017
1、Fix the bugs

Version v1.78.2 released on November 13, 2017
1、Fix the bugs

Version v1.77.2 released on October 12, 2017
1、Fix the Safe Lockscreen bug
2、Optimize the Break-in Alert function
3、Optimize the UI

Unlock all AppTweak features, start your 7-day free trial

Start your free trial

App Description

★The best FREE lock software which was downloaded over ten million times★

AppLock is a smarter and safer android app locker & cleaner, which guards your privacy security with private vault, safe lock screen, hide icon.
AppLock can lock Facebook, Snapchat, Whats app, SMS and any other applications you want to lock and have much free wallpapers! Provide you a privacy safety guard!

Highlight features
◆ Smart App Lock
> Lock your social apps privacy: Facebook, Snapchat, Ins, WhatsApp, prevents others checking your message, email and contacts!
> Lock photo & video, hiding your personal pictures

◆ Safe lock screen
> App Lock secure your phone from intruders with PIN and pattern lock security.

◆ Calculator Hide Icon
> Change AppLock icon into Calculator icon. Hide applock icon to others.

◆ Privacy Scan
> Scan for protecting your privacy information and prevent disclosure. Daily Privacy Report help you manage privacy better.

Other optimization features
◆ Break-in alert
Automatically take a picture of the guy input wrong password, privacy defense.
◆ Message protection
App lock protect message details, never worry others peeking your chat or picture.
◆ Disguise
Disguise offers a safer and unbroken lock for you to protect privacy in public.

There will be ad content shown in certain scenes in our app. For more details, visit

This app uses the Device Administrator permission. Open this permission can prevent others from uninstalling AppLock easily.

Thanks for using our product!
Keep in touch
Email: with the screenshot
Virus feedback:

App Screenshots

AppLock Screenshot} AppLock Screenshot} AppLock Screenshot} AppLock Screenshot}

AppLock Ranking History | Tools

AppLock daily app ranking in Tools category for the last 30 days.

AppLock Worldwide Rankings | Tools

AppLock rankings per country in Tools category.

Unlock all features after signing up

Get more ASO recommendations, app rankings, store data, keywords insights and more.

Start your free trial

App Keyword Tool

Use AppTweak Keyword tool to audit, optimize and monitor your keywords effectively.

Mobile App Analytics

All insights and data to measure your app’s performance over time and across countries.

Get the latest tips and tricks to improve your ASO Learn all ASO best practices to boost your app on top of the charts and beat your competitors.

  • Discover the best ways to monetize your app

    As an app developer, you may have been asking yourself this crucial question: how am I going to monetize my app. Today, we are going to explore what are the most interesting options. Different options to monetize your app It is important to know all the possibilities that you have to monetize your app. The “paid app “business model Firstly, you can simply sell your app. This is the “paid app” business model. For instance, …

  • iOS8 iTunes Connect: new Design, new Data!

    At its Worldwide Developer Conference, Apple announced a huge update to iTunes Connect. Developers will now be able to get more analytics helping them to manage their apps and marketing campaigns. They will also be able to actually track their app engagement and retention throughout very interesting metrics on which we will focus in this blog article. What’s new? Along with a brand new design, app previews, app bundles and TestFlight beta testing, Apple introduced …