Top 5 Secret Lock Screen Apps For Android Users

Puzzle lock screen. We covered emoji screen lock, number lock screen, screen lock voice, always on display in this post.

If you are an Android user then you must try these lock screen apps on your Android device.

It will enhance the look of your Android mobile and your friends will be surprised for sure.

If you want to learn something each time when you unlock your mobile then read below.

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Puzzle lock screen

If you looking for a puzzle lock screen for your Android mobile then you are at the right place.

I will show you a lock screen app that displays maths formulae on your mobile screen when you try to unlock it.

You can learn a new formula each time when you try to unlock your mobile.

Just open the play store and do a search for the ” formula lock screen ” application.

Install the app and open the application.

amazing-lock-screen
amazing-lock-screen

Click on the enable settings button and grant permission for this application.

Enable the formula lock screen option.

You will also get the physics and chemistry formulas.

Select maths and choose the formulae like algebra and geometry etc.

You get to see a new formula each time while you unlock your mobile.

This is so far the best and amazing lock screen that is available on the play store for completely free.

Emoji screen lock

If you are looking for the best emoji screen lock for your Android mobile then you are at the right place.

You can surprise your friends and family using this funny emoji lock screen.

If you like emojis then you must try the emoji lock screen for android, it looks really cool on the device.

Just open the play store and do a search for the ” emoji lock screen ” application and install it on your mobile.

Open the application and click on the passcode lock screen button.

emoji-screen-lock
emoji-screen-lock
emoji-lock-screen-app
emoji-lock-screen-app

Enter your favorite passcode and confirm it again.

Lock your screen and press the power button.

You get to see the emoji lock screen app working on your mobile.

emoji-lock-screen-application
emoji-lock-screen-application

If it doesn’t work then you have to provide permission for the app in the accessibility section manually.

Overall, this is the best emoji lock screen app that is available on the play store for free.

Passcode lock screen

If you like the old traditional lock screen i.e passcode lock screen for Android then you are at the right place.

Yes, this is the best lock screen for Android that changes its password from time to time.

No one can guess your password if you set this lock on your mobile.

Just open the play store and do a search for the ” Screen Lock – Time Password ” application and install the app.

Open the application after installing and turn on the enable lock option.

passcode-lock-screen
passcode-lock-screen

Set the security type to the current time.

Set the recovery question so that if in case you forgot your password then you can recover it within seconds.

recovery-setting-for-screen-app
recovery-setting-for-lock-screen-app
number-lock-screen-and-always-on-display
number-lock-screen

As you can see the time is 12:21 pm. You have to enter 1221 as your passcode to unlock the lock screen.

Overall, this is the best number lock screen available for Android users that changes its passcode from time to time.

Screen lock voice

If you are looking for the screen lock voice application then you are at the right post.

I will show you the best lock screen app that unlocks using your voice.

You can unlock your mobile without touching it, This trick works on almost all Android mobiles.

Just open the play store and do a search for the ” Voice Screen Lock ” application and install the app.

Open the application and click on the voice button.

screen-lock-and-always-on-display
screen-lock-voice
voice-screen-apps-and-always-on-display
voice-lock-screen-apps

Tap on the mic to record the voice password.

Set it as your password and you can unlock your mobile using the voice.

Overall, this is one of the best voice lock screen apps available on the play store for free.

Always on display Samsung

If you are using Samsung mobile and looking for the always on display Samsung application then you are at the right place.

I will show you the best always on display application that not only works on Samsung but also works on all the Android mobiles for free.

You can customize your mobile lock screen using this trick.

This will also change the lock screen appearance of your mobile.

You can now turn on the date and time always on your lock screen.

Just open the play store and do a search for the ” Always on AMOLED ” application and install the app.

Open the app after installing and grant permission otherwise the app will not work properly on your mobile.

Enable the service option and it will turn on the date and time always on your mobile lock screen.

always-on-display
always-on-display

You can check the date and time without pressing the power button again.

Similarly, you will also get to see the notifications without unlocking your mobile.

This application has the best feature i.e proximity sensor.

always-on-display-app-proximity-sensor
always-on-display-app-proximity-sensor

If you enable proximity sensor then whenever you keep your mobile in your pocket, the widget stops displaying time and date.

Customize lock screen

You can customize the widget displayed on the lock screen as you like by changing the color, style to analog or digital, etc.

In addition, you can change the font and its color.

If you want to see how the widget will look like when you apply then click on the play button.

Although it works on all the devices if your mobile supports AMOLED display then it will be great.

If you don’t have a wristwatch or don’t have a habit of wearing it then you can go with this one.

You don’t have to press the power button always, it will display the date & time always on your mobile lock screen.

Overall, this is how to turn always on display Samsung feature on any mobile for completely free.

If you like these puzzle lock screen tips, always on display Samsung tricks then do follow us on our 9 Tech Tips YouTube channel for more such latest updates.

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Check out the latest Android, windows tips and tricks by visiting our 9 tech tips website homepage.

# Complete playlist of Android Lock Screen tips & tricks #

FAQ ( Lock Screen tips & tricks )

  1. How to on always on display in vivo y19?

    You have to go to the settings, brightness, or lock screen. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  2. Does Samsung M 51 supports always on display?

    Yes, you have to go to the settings, brightness, or lock screen. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  3. LCD mobile phones support always on display function or not

    LCD mobiles don't support it because it's not AMOLED but you can turn always on display on any mobile using an application. Read the above article for reference.

  4. Does realme NARZO 30 pro have alway on display?

    You have to check it in the mobile settings, brightness, or lock screen. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  5. NARZO 20 pro m always on display Ka option Kaha H

    You have to check it in the mobile settings, brightness, or lock screen. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  6. Does Samsung m42 5g has always on display feature?

    Yes, most samsung devices support always on display because they have amoled. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  7. Is there always on display in IQOO z3?

    You have to go to the settings, brightness, or lock screen. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  8. In Samsung Galaxy f22 has always on display

    Yes, most Samsung devices support always on display because they have AMOLED. If you don't find the setting still you can turn always on display on any mobile using an application. Read the above article for reference.

  9. Is always on display available in gionee gsw8 model?

    Is always on display available in Gionee gsw8 model?

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