How to Lock Apps on Mac, iPhone and Android


Cisdem AppCrypt for Mac

Rating based on 52+ users per month.

"I'm trying to lock individual apps on my Mac and iPhone, so as to control how my kids can use the device . Is there an application that can block websites on mac or block apps? Or anything I can do locally within my mac to achieve this. MacBook, Mac OS X (10.10), 250GB HD, 4GB RAM." - Thomas Pink

How to lock apps on Mac, iPhone, even Android? It is a problem that has troubled many people. Nowadays, we have hundreds of applications installed on our Mac, iPhone and Android, some for entertainment and others for learning and working. It is necessary to lock apps on Mac, iPhone or Android when we have to share it with others. Here I will show you the reasons why you need lock apps and how to lock apps on Mac, iPhone and Android.

Part 1. Why We Need to Lock Apps

  1. It prevents the people who use your MAC from viewing your privacy and secrets.
  2. It protects your MAC from intruding by hacker.
  3. It guard against kids spending too much of time in playing games or other addicting apps.
  4. It helps you focused on working or learning.

Part 2. How to Lock Apps on MAC

Method 1: Lock Apps on Mac with AppCrypt for Mac

Cisdem AppCrypt ,customized for MAC system, is a powerful and easy-to-use app locker as well as website blocker. It can:

Now, download Cisdem AppCrypt below and follow steps to lock apps with password on Mac OS X(macOS High Sierra included).

Download the free trial of Cisdem AppCrypt now!

Step 1. Install and launch Cisdem AppCrypt on your Mac

Step 2. Set a password to lock Mac applications.

Input a password and repeat one more time. Check I have read and I understand this warning. Then click the submit button.

The interface below only appears when you use this software for the first time. Set your AppCrypt password which is used to unlock the blocked apps and change the program settings. And you also need to enter the password when access to AppCrypt.

Step 3. AppCrypt automatically password protect 4 crucial system applications, including Activity Monitor, System Preferences, Console and Terminal. Click ok button directly.

Step 4. Click Add App button to add apps which you want to be locked. And the apps will be listed on the left column.

If you want to unlock the apps, select the apps and click Remove App button. Then the apps will be discharged from the protect list.

Click the gear icon at the top-left corner and choose Preference to change your AppCrypt settings. 

  • Password

You can set your password here.

  • Schedule


You can schedule a certain time period to unlock the locked apps.

  • General

Check Launch at system startup, Appcrypt will run automatically as long as the MAC launched.

Check Capture photo with failed attempt, Appcrypt will keep tracks of failed attempts to access the locked apps with date, time and optional captured photos so that you can review and find suspicious activities.


  • WebBlock

Select the Whitelist and click the+ button, you can input the websites that permit through on MAC.

Select the Blacklist and click the + button, you can input the websites that forbid to go through on MAC.

Highlight the website and click the – button, you can relieve the websites from the blocking list.

Please always remember the AppCrypt password you set, because the password is not retrievable. Once you forget this password, you won’t be able to unlock the apps in the block list.

Cisdem AppCrypt is praised as the best MAC app locker, on account of its good performance and the lowest cost. In addition to protecting apps well, It can used to block websites on Safari and Google Chrome on MAC well. You can make a try of the free trial without e-mail. Just free download this app and check out it now.Some Tips of Cisdem AppCrypt

Download the free trial of Cisdem AppCrypt now!

Method 2: Lock Apps on Mac via Built-in Disk Utility

The second way you can try is having your data protected with a inside lock that can only be opened by you or by someone who knows the password.

Step 1. Type in Disk Utility in the Spotlight Search. And double-click to open it.

Step 2. Click File > New Image > Image from Folder.

Step 3. Select the app folder you want to lock and click the choose button.

You can see in the photo as below. Only the apps in folder state can be selected. That means, you must keep you app in folder then can use this way to lock your app successfully.

Step 4. A new window will pop up. When you set up your choices, click Save button. Then the app folder will be locked well.

Click the down arrow from Encryption to choose a suitable encryption way.


Part 3. How to Lock Apps on iPhone

1. Enable Guided Access to feature your iPhone

There is a built-in feature which named Guided Access, allows you to lock apps on iPhone. You can enable this feature on your iPhone with following the steps below:

Step 1. Launch the Settings app on your iPhone and tap on general.

Step 2. Tap on Accessibility, scroll down and choose Guided Access under the Learning section.

Step 3. Tap to turn on Guided Access.

Step 4. Tap on Passcode Settings and set a passcode for Guided Access.

2. Start to lock Apps on iPhone with Guided Access:

Step 1. Launch the App which you want to lock. In this case, we used Camera.

Step 2. Triple click the Home button to Start Guided Access and lock Camera App.

lock apps on iphone

Step 3. Tap on Start at the top of the screen.

Step 4. Tap on Start at top right corner of the screen to begin Guided Access.

lock apps on iphone

This is it! Now, you are safe to hand over your Mac and iPhone to your kids, friends or with whom you are not comfortable to share apps.

Part 4. How to Lock Apps on Android

There are various kinds of screen locks for Android, such as PIN, password, pattern, etc., which can help you lock Android phone well. But it is too troublesome to unlock the Android every time when you go to use the phone. So if you want to protect your important apps, you can use an app name Smart App Protector to lock apps on Android.

Step 1. Download Smart App Protector from Google Play Store and install it on your Android phone.

Step 2. Launch the program. It will require you to install a Smart App Protector helper that ensures the major app service wouldn’t be killed by third party apps.

Step 3. The original password is 7777, but you are able to change it in app Settings.

Step 4. Next, come to Running tab. Click ADD button and choose apps that you need to lock from the pop out list. Click ADD button again.

Step 5. Finally, check whether the app has been locked on Android or not.

lock app on android


To lock app is necessary if you want to prevent your private information from leaking or you don’t want others to visit a certain app in your device. Hope the ways above can help you solve your problems with success.

For iPhone and Android phone user, we can use the bulid-in or free app to lock our privacy well.

For MAC user, even the build-in free Disk Utility can lock app, but it has limit only for the app on folder state. With the AppCrypt, you can easily lock the apps and block the distracted websites. Download to make a free trial now.

2018-07-17 05:53:19 / Posted byRosa Reyes to Utility Follow @ Rosa

Related Cisdem Recommendations

Contact Manager Mac

The best contact management software for Mac that keeps all your contacts organized, synced, and up-to-date! Learn More

DVD Burner Mac

Create DVD from popular video formats including AVI, MP4, MOV, FLV, MKV, WMV, etc. for playing on any DVD player. Learn More

More Related Articles You May Like

6 Responses

Leave a Reply