How to Lock Folders and Files in Android


How to Lock Folders and Files in Android

There are many reasons you may need to lock the files and folders in your phone, either for privacy purposes which may be as a result of you wanting to keep your company files or business proposal you never want to disclose to any one. even your children or sibling can also be the cause of it. in this post i will state some applications that will help you to achieve it.

Time to provide encryption to your files and folders in your Android storage. In Android, there are many personal data that can be accessed by any unauthorized persons. This is just because your Android data is openly saved in your file explorer that is not encrypted or protected by encryption method and with that, any person can access your files. So, we are discussing the method to protect your files on your Android device. Follow the complete guide discussed below to proceed.

I will show you some cool Android applications that will allow you to password protect files on your Android phone. And all you need is a password to open that file in your device. So follow the steps below to continue.

Using File Locker

Step 1. First of all in your Android device, download and install the cool app File Locker.

Step 2. Now after installing, launch it in your Android and you will see all the files and folders of Android storage there.

Step 3. Now browse to the files that you want to lock with this tool.

Step 4. Tap on the file and select the option Lock there. Now you need to enter the password there for the file that you are going to secure with that tool, re-enter the password in the other field and click on lock option.

That’s it! you are done, now the selected file will get secured with password protection and will always need a password to open that file in your Android.

Using Folder Lock To Lock Folders or Files: Folder Lock lets you password-protect your personal files, photos, videos, documents, contacts, wallet cards, notes and audio recordings in Android Phones. The app comes with a clean and pleasant interface. You can also transfer files from Gallery, PC/Mac, Camera and Internet browser.

Features of Folder Lock:

  • Protect private photos
  • Hide sensitive videos and pictures
  • Password-protect secret audio
  • Lock down important documents
  • Write secure notes
  • Record voice recordings and memos secretly

How to lock Files or Folder using folder lock

Step 1. First of all, download and install the app Folder lock on your Android Smartphone and run it. You need to set a password first.

Step 2. Now you will see many options, select the option you want. If you want to hide photos then select the photo and add it to Folder lock and hide it. Same thing applies to other files and folders too.

Step 3. If you want to unhide the photos or files then simply select the file and choose “Unhide”

That’s it! You can now easily hide your files and other folders using this app.

How to lock Files or Folder using Calculator: Today we are going to share another trick that will let you hide your files and folders in Android. We are going to use “Smart Hide Calculator” which is a fully functional calculator app but with a little twist. This app is actually a vault where you can store pictures, videos, and documents.

Step 1. First of all, you need to download and install the app Smart Hide Calculator on your Android smartphone.

Step 2. One downloaded, launch the app and there you need to set the password which you will use to unlock your hidden files.

Step 3. Now you need to retype your password again. Now you will see a fully functional calculator on your screen.

Step 4. If you need to enter the vault simply type your password and then tap on ‘=’ button to access the vault.

Step 5. Now once you entered the vault, you will see options like ‘Hide Files’, ‘Unhide Files’, ‘Freeze Apps’ etc.

Step 6. Now simply choose the files that you want to hide.

That’s it! you are done. If you want to unhide any files then simply go to the vault option and then select the option ‘Unhide Files’ and from there you can unhide files.

How to lock Files or Folder using FileSafe- Hide File/Folder

With FileSafe – Hide File/Folder easily hide, lock your files, folders, and access them easily using a secret PIN code. Now you can easily share your phone without worrying about privacy. Easy to use File Manager/Explorer-like interface to browse files.

Features of file saver:

  • Hide and Lock Multiple Files & Folders
  • Easy Pass Code Access
  • Delete & Restore Files or Folders Instantly
  • Built in photo viewer and instant playback of videos
  • Disappears from recent apps list
  • Folder Lock Advanced
  • All-in-One Vault

Price: Free

Folder Lock® Advanced is a more sophisticated version of Folder Lock 1.6 for Android, boasting better graphics, new features, and overall performance. Introducing Gallery Lock, which encrypts your photos and videos. You can also secure audios, documents, wallet cards, notes and other types of data on your Android phone.


  • Secure, Protect & Hide your information, like Gallery, Documents, Passwords & more!
  • Many different ways to lock and secure – Monitor who tried to hack into your phone!
  • Always keep your data safe on the phone as well as the cloud.
  • Notes, To-do list, Voice Memos, Gallery lock, Advanced Data Security & more!
  1. Hide Pictures & Videos – Vaulty

This app lets you hide your images and videos. This doesn’t hide the folders or any other type of file extension. If you are worried people might snoop in your smartphone or tablet then this is the must-have app this lets you hide any images and videos, then view them from inside the app.

  1. AppLock

AppLock can lock Facebook, Whatsapp, Gallery, Messenger, SMS, Contacts, Gmail, Settings, incoming calls and any app you choose. Prevent unauthorized access and guard privacy. Ensure security. It can even hide pictures and videos too.


  • Lock apps with a password lock, pattern lock or coming fingerprint lock.
  • Photo vault, hide pictures
  • Video vault, hide videos
  • Well-designed Themes
  • Customized background, select a favorite picture
  • Default profiles: Unlock all, Guest

So above is all about Password Protect Any Particular Files & Folder In Android. With this method, you can easily secure any files or folder on your Android smartphone. So, simply secure that files and be safe. Hope you like our work, keep on sharing with others too. You can use any of the methods that suits you or apps to achieve what you want when it comes to encryption of data on Android Phones.

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