Top 6 Best URL Blockers for Mac, Windows, iOS and Android

Rosa Reyes
time January 12, 2023 Preview 5.3K
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Are you looking for a URL blocker? Here’s a list of the 6 best URL blockers to block unwanted websites on desktop and mobile. There are several common scenarios where you may need to block URLs. By blocking distracting websites for studying or working, one can become more focused and productive. Many people, especially parents, have the need to block access to inappropriate URLs and websites. A URL blocker with timer can block websites at certain times, which can help limit screen time.

Top 6 URL blockers

There are three common types of URL blockers.

#1 AppCrypt

Supported OS: macOS 10.12 or later

If you are a Mac user, you can use Cisdem AppCrypt, the best URL blocker for Mac, to easily block URLs.

Pros

  1. Easy to use
  2. Support various macOS versions
  3. Block URLs with password on Chrome, Safari and other browsers
  4. Allow you to block all sites except a few
  5. Allow you to block websites during certain times
  6. Let you quickly block multiple URLs by categories or keywords
  7. Also password lock apps on Mac, all the time or during certain hours
  8. Record failed attempts to open locked apps and take pictures of intruders
  9. Can’t be uninstalled or quitted without password

Cons

  1. Not compatible with macOS 10.11 or earlier

Free Download

Step 1. Download and install AppCrypt. When you open this URL blocker for Mac for the first time, it will require you to set a password. Set a password, read the warning and submit your password.

set a password

Step 2. Click AppCrypt icon in the menu bar. Choose Open Main Window.

open main window

In the main window, click Web Block.

click Web Block

Step 3. The Block list mode is enabled by default. To block a URL, you just need to add it to the Block list. Enter a URL and click the Add button.

use this URL blocker for Mac to block specific URLs

When you try to visit a blocked URL, the page won’t open. Instead, it will show you the following image, telling you that the access is blocked.

image

Tips

If you want to use this Mac URL blocker for self-control and productivity, you can ask a family member or someone else that you trust to set the password for you. Without knowing the password, you won’t be able to unblock a website or quit the blocker.

This URL blocker supports blocking all websites except the few on the Exceptions list. Enable Block all websites button on the bottom left. Then tap on Exceptions to add a few necessary sites that you approved.

It can also block websites at certain times. In the toolbar, choose Schedule. Click Add Schedule to create a schedule. It allows you to easily select times of day and day of week. You can create multiple schedules. Note that the schedule(s) will be applied to all your blocked websites. You can also add custom schedule for certain site.

add schedule

To temporarily disable the blocking URL feature, click AppCrypt icon in the top menu bar and click Disable Web Block, which will require password. Likewise, you can effortlessly enable it again.

disable web block

Here’s how to quit this URL blocker for Mac. Click Quit, as shown in the screenshot above. Provide the correct password to access.

#2 URL Blocker

Supported OS: Windows 7, Windows 8, Windows 10

Looking for free URL blocker software for Windows? This one can be a good choice. With it, Windows users can easily block access to specific URLS on web browsers like Chrome and Firefox.

Pros

  1. Free to use
  2. Require no installation
  3. Support multiple web browsers
  4. Enable you to export and import the list of URLs to be blocked
  5. Let you switch between light theme and dark theme

Cons

  1. Can’t let you create a password

Step 1. Download and install URL Blocker. Open it.

Step 2. Click Add in the bottom right corner of the interface. Enter a URL. Click Add again. You can add URLs one by one.

URL blocker for Windows 10

Step 3. When you finish adding, click Apply in the top right corner.

The URLs that you have blocked will immediately become inaccessible.

Here's how to unblock URLs. In this URL blocker for Windows 10, select the checkbox before a URL and click Delete.

Note

There is no option for you to create a password. As a result, this tool may not be effective enough if you want to block URLs for productivity at work. You can effortlessly unblock a distracting website or just quit the blocker itself. There isn’t any restriction. But it can be useful in some scenarios. For example, you can install this free website blocker on a family computer to prevent kids from visiting inappropriate URLs. It’s likely that kids can’t figure out how to get rid of the blocking.

#3 BlockSite (application)

Supported OS: Android 4.1 and up

How to block websites on Chrome mobile on Android? When it comes to URL blocker for Android, one can consider BlockSite. It’s from the same developer as the extension mentioned above. 

Pros

  1. Block specific URLs
  2. Also block apps on Android
  3. Provide the Work Mode feature
  4. Block adult content by default
  5. Allow you to create a password

Cons

  1. Stop working sometimes

Step 1. Download and install this free URL blocker for Android. You can get it from the Google Play Store.

Step 2. In the app, enable BlockSites first. Tap Block List at the bottom of the screen. Tap the plus icon.

URL blocker Android

Step 3. By default you are under the Website tab. There, you can add one or more URLs to block. Once a website or URL is blocked, it will appear in the Block List screen where you can easily delete or edit it.

Tip

By tapping the alarm clock icon in the top right corner, you can create a schedule, which allows you to block URLs for a period of time. There, you can set the Start/End time and select the days of the week. Note that the schedule will be applied to all the blocked websites and apps (if any). If you want to block a website permanently, you can enable the Always block this site option for that particular website.

schedule

#4 BlockSite (extension)

Supported browser: Chrome, Firefox, Edge

If you prefer to install a free URL blocker extension on your web browser, then you can consider BlockSite.

Is BlockSite safe? Based on my experience, it’s safe to install and use. It’s also easily uninstallable. You can remove it from your browser at any time.

Pros

  1. Handy to use
  2. Available on Chrome and Firefox
  3. Allow you to block URLs during certain hours with the Scheduling feature
  4. Block adult content by default
  5. Let you create a password

Cons

  1. Can be easily disabled or removed even with a password
  2. Only work with the one browser on which the extension is installed

Step 1. Go to the Chrome Web Store. Enter "blocksite" in the Search Extensions box. Hit the Enter key. You should find this URL blocker extension in the results. The extension is offered by https://blocksite.co/.

Step 2. Add it to your Chrome. Once the installation is finished, the extension's icon will appear in the Chrome toolbar.

Step 3. There are two ways to add an unwanted website to this URL blocker. Here I will take facebook.com as example.

  • Visit Facebook on your computer. Click the BlockSite icon in the toolbar. In the box that pops up, click Block this site.

use url blocker chrome extension to block a URL

  • Perform a right-click, hover your mouse over the BlockSite option and choose Block this site.

Now facebook.com is blocked. The steps are similar on Firefox.

Tips

After the extension is installed on your Chrome, you can still bypass the blocking by opening an incognito window where the extension doesn’t work. To prevent this, right-click the extension, choose Manage Extensions and enable Allow in incognito.

Click the URL blocker extension in the toolbar and choose Edit block list. Now you have access to all the settings and options and can easily edit your block list. Below are the things you can do.

  • Delete a website from the block list
  • Manually add URL for blocking
  • Switch to the Whitelist mode
  • Block URLs by custom schedule
  • Set a Work Mode timer
  • Add password protection

Note that it's easy to remove this URL blocker extension from a browser if even you have added password protection.

#5 Screen Time

For macOS

Supported OS: macOS 10.15 or later

Available on macOS Catalina or later, Screen Time can be used as a URL blocker for Mac.

Pros

  1. Built-in to macOS
  2. Require no download or installation
  3. Provide the option to create a passcode
  4. Offer 2 modes to block URLs: Allow & Restricted

Cons

  1. Only support macOS 10.15 Catalina or later
  2. Not that straightforward

Step 1. Open Screen Time. You can find it in System Preferences or by using Spotlight.

Step 2. Navigate to the bottom left corner of Screen Time main window. Click Options.

Step 3. Click Turn On to enable Screen Time. Enable Use Screen Time Passcode and set a 4-digit passcode.

turn on Screen Time

Step 4. On the left sidebar, select Content & Privacy. Click Turn On to turn on Content & Privacy Restrictions.

Step 5. Click the Content tab. Select Limit Adult Websites. Subsequently, the Customize button will show up. Click the button. 

Step 6. Now go to the Restricted section. Click the plus icon there. Enter the URL that you want to block in the URL box. Click OK.

Step 7. Click OK and quit Screen Time.

For iOS

Supported OS: iOS 12 or later

Screen Time is also available on iOS 12 or later. So if your iPhone or iPad is running on iOS 12, iOS 13, iOS 14 or iOS 15, then you can use Screen Time as URL blocker.

Pros

  1. Built-in to iOS
  2. No need to download and install
  3. Let you create a passcode
  4. Allow you to blacklist and whitelist URLs

Cons

  1. No support for versions prior to iOS 12
  2. Not straightforward enough

Step 1. On your iPhone, open Settings. Tap Screen Time.

Step 2. Tap Turn On Screen Time to enable it. You will be presented with some details about Screen Time. Tap Continue to continue.

Step 3. Confirm whether it's your iPhone or your kid's iPhone.

Step 4. Select Use Screen Time Passcode. A new screen will appear letting you set a passcode. 

Step 5. Tap Content & Privacy Restriction. Enter the passcode.

Step 6. Enable Content & Privacy Restrictions and select Content Restrictions > Web Content > Limit Adult Websites.

URL blocker ios

Step 7. Now you will find two options: Always Allow and Never Allow. To use the URL blocker to block access to a specific URL, tap Add Website under Never Allow.

Step 8. Enter the URL that you'd like to block, say, https://www.youtube.com/. Tap Done. Likewise, you can continue to add more URLs.

#6 Hosts file

For Windows

Hosts file is a plain text file in Windows system used to map domain names to IP addresses. You can use it as the URL blocker Windows to block unwanted sites.

Pros

  1. Built-in Windows system
  2. Require no installation
  3. Let you block unlimited URLs

Cons

  1. Require you to be good at computers
  2. Can not set a password

Step 1. Search for Notepad on Windows. You can press “Win” + “S” then typing “Notepad” in Windows search box.

Step 2. Choose Run as administrator.

Step 3. Click on File > Open.

Step 4. Navigate to the following location: C:\Windows\System32\drivers\etc\hosts

Step 5. Scroll down to the last line. Type in 127.0.0.1 before the domain name of the website you want to block.

For example, if you want to block Facebook on Windows browsers, type in the following text:

127.0.0.1 facebook.com

127.0.0.1 www.facebook.com

hosts file add text

Step 6. Now this URL is blocked. When you want to unblock it, just go back to the hosts file and delete these texts.

For Android

In fact, there’s also a way to block URLs on Android device via hosts file. But first you need to install an application called ES File Explorer to help you edit the hosts file. Note that your Android phone must to be rooted, otherwise this method won’t work.

Step 1. Download ES File Explorer on your Android. Open it.

Step 2. Tap the menu button on the upper left.

Step 3. Click on Local > Device > System > etc > hosts.

edit hosts file in android phone

Step 4. Open the hosts file. Tap Open as > Text ES Note Editor > Edit.

Step 5: Then do the same as in Windows hosts file. In the new line, type in 127.0.0.1 and follow the domain name of the site you want to block.

Conclusion

Hopefully, you can find the best URL blocker that suits you from this list. By using a URL blocker, you can easily block access to URLs and websites contain distracting or inappropriate content. You can use it to get rid of distractions such as social media while working or studying. Parents can also use URL blocking software for parental control purpose.

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Rosa Reyes
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Rosa has worked in Mac software industry for more than eight years. She believes that the purpose of software is to make life better and work more productively. In addition to writing, Rosa is also an avid runner.

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