Privacy policy

Please read our privacy policy to learn what kind of information we collect via Adguard and how we store and use it afterwards.

General notes

In general, we collect no more personal information than is required in order to provide full functionality of our products. It is never shared with any third parties. This policy lists the data that is collected and the processing applied to it. We take all necessary technical, administrative and physical measures to protect the information we collect about users.

Data we collect when you visit our website

Cookies

When you visit our website, our server may place a small data file called a «cookie» (sometimes called «web cookie» or «browser cookie») on your hard drive. Most commercial websites use cookies. By using our site you agree to the use of cookies as described in this privacy policy. The data we acquire from cookies is processed by various analytics tools and may be used to determine your geographic location (via your IP address and automated geolocation techniques), or to acquire basic information about the computer, tablet, or mobile phone that you use to visit us. Geolocation data helps us to deliver content in the correct language, offer region- or country-specific products, and identify your local currency in the event of a purchase. Cookies can help you log in by remembering your user credentials (depending on which options you select in your profile settings). We may also use cookies to record your shopping cart contents and user registration information. Cookies can help us identify your preferences, including language and currency, for future use. Cookies usually expire within 30-60 days.

With the help of our cookies we may sometimes collect anonymous information in order to improve the accuracy of our services. We can also use cookies to collect anonymous information regarding downloads of our products from download site(s); this information is used only for statistical purposes, and no personal information is collected or stored. If you wish, you can disable cookies on your web browsing software.

Google Analytics and Yandex.Metrika

We currently use two website analytics tools: Google Analytics and Yandex.Metrika. These tools help us understand the use of our site by our visitors. Because Google Analytics and Yandex.Metrika both require cookies to function, users who wish to avoid tracking by Google Analytics and Yandex.Metrika while on our site can disable cookies on their web browsing software (see above).

News subscriptions

Our website offers news and information by subscription including newsletters, blogs, or others. If you decide to subscribe to these services you may be asked to provide your email address.

Contact us

If you contact us by email, we will require your email address in order to reply.

Support Center

You may join the Support Center at kb.adguard.com. Certain features require registration in order to participate. When you register for the Support Center you will be asked to provide your full name and email address, and select a password. No other information is required to register. This information is not shared with other users.

Adguard Forum

You may also join the Adguard Forum at forum.adguard.com. If you decide to register, you will be asked to select a username, password, and physical location. Disclosing your physical location is optional. You will also be required to provide an email address for use in connection with Adguard Forum. You may allow other users to send you messages if you wish. Once registered for Adguard Forum you may control your privacy settings by visiting your «Profile» page. You can modify your settings at any time.

Adguard Account

Adguard Account (https://adguard.com/account/login.html) is a tool which permits you to register multiple license using a single registration and authentication system. If you choose to use Adguard Account you will be asked to provide your email address. You will also be asked to select a password. We may use this information for purposes of validating your license, providing support, delivering additional products and services, and enabling you to change your Adguard Account and/or product settings.

Third-party content and sites

There may be times when we offer links to third-party sites such as Twitter, Facebook, or others.

Information we collect when you download our product

You are not required to disclose any personal information in order to download any of our products.

Information we collect when you purchase Adguard for Windows

When you pay for Adguard for Windows product the billing is generally handled by a third-party service provider. In most cases the service provider is acting as our reseller; thus, you will be making your purchase from the service provider directly, and not from Adguard. The handling of your personal information will be governed by any privacy policy or terms of service published by the service provider.

We save the information you enter on the order page. This information can be used in the future if you request your license key to be recovered.

The third-party service provider may transmit some of your personal information to us, but not including payment information, unless you specifically agree (as may be the case in the event of a purchase with auto-renewal). We may use the information we receive (not including payment information) to verify your registration or license status, to contact you about the status of your account, or for renewal of your subscription, if applicable.

Information we collect when you use Adguard for Windows

License check

Adguard connects to its servers to validate your license status. When it happens, the following information is sent:

  1. Application identifier.
  2. Adguard version.
  3. A short hash value identifying the computer’s configuration.
  4. The computer’s name.
  5. The computer’s IP address.
  6. Your license key.

Ad Blocker filters updates check

Adguard connects to its servers to check ad blocker filters updates. When it happens, the following information is sent:

  1. Ad blocker filters identifiers.
  2. Application identifier.
  3. Current ad blocker filters versions.

Browsing Security database updates check

Adguard uses Safebrowsing Protocol v2 to check browsing security database updates. It exchanges data with the server using hashed URLs so the server never knows the actual URLs queried by the clients.
Adguard connects to Adguard servers to check our filters updates. We do not store any data received this way.
If you enable Google Safebrowsing filter Adguard connects to Google Safebrowsing servers to check for updates.

Contact the support service

When you contact the support service via the «Support» section, the following information is sent along with your message and the email you’ve entered:

  1. Application identifier.
  2. Application version.
  3. Your Windows version.
  4. Version of Microsoft .NET Framework installed on your computer.
  5. The list of installed Layered Service Providers.
  6. The list of enabled Ad Blocker filters.
  7. The program license key.

If you enabled the «Send system report» option, the program will also send additional data for the troubleshooting:

  1. A list of active processes.
  2. A list of user’s network interfaces.
  3. Contents of the WinSock catalog. Detailed information about installed Layered Service Providers.
  4. Contents of Adguard’s log file containing a list of errors that occurred since the previous start of the program.

Browsing Security community

If you enabled the «Take part in the development of a browsing security option», the program will periodically send anonymous security-related data:

  1. URLs of visited websites that Adguard identifies as potentially untrustworthy.
  2. Information on the nature of identified threats

The information described above, when collected by the Adguard for Windows, is generally not correlated with any other personal information related to you and is used anonymously in aggregation with similar information from other users of the Adguard software for analytical purposes.

Information we collect when you use Adguard for Mac

License check

Adguard connects to its servers to validate license status. When it happens, the following information is sent:

  1. Application identifier.
  2. Adguard version.
  3. Your license key.
  4. Mac address.
  5. Your computer’s name.
  6. Your computer’s serial number.

Ad filters updates check

Adguard connects to its servers to check ad filters updates. When it happens, the following information is sent:

  1. Ad filters identifiers.
  2. Application identifier.

Browsing security websites check.

If you have ’Browsing Security’ option enabled, Adguard checks every website before you visit it. We use Lookup API technology for this purpose, and the information about visited website is sent in form of hash prefixes. This doesn’t allow us to determine which website is being visited.

Contact the support service

When you contact the support service via the «Support» section, the following information is sent along with your message and the email you’ve entered:

  1. Application identifier.
  2. Application version.
  3. Application network settings.
  4. OS X installed on your computer version.
  5. List of ad filters you are subscribed to;
  6. If an ’Include a diagnostic report’ option is enabled, Adguard log file contents (program messages like errors and warnings) are sent additionally.

Information we collect when you use Adguard for Android

License check

AdAdguard connects to its servers to validate your license status. When it happens, the following information is sent:

  1. Application identifier.
  2. Application version.
  3. Device name (which includes both device manufacturer name and device model name).
  4. Device IP address.
  5. Your license key.
  6. Amazon purchase ID (if any).

Ad Blocker filters updates check

Adguard extension connects to its servers to check ad blocker filters updates. When it happens, the following information is sent:

  1. Ad blocker filters identifiers.
  2. Current ad blocker filters versions.

Browsing Security site check

If you enable «Phishing and malware protection» option, Adguard application checks every web site before you visit it. We use Lookup API technology for this purpose, and the information about visited website is sent in form of hash prefixes. This doesn’t allow us to determine which website is being visited.

When browsing security is enabled, Adguard periodically does a latency check for the list of browsing security servers; no information is being sent in these requests, though.

Browsing Security community

If you enabled the «Help us in Browsing Security development» setting, the program will periodically send anonymous security-related data:

  1. URLs of visited websites that Adguard identifies as potentially untrustworthy.
  2. Information on the nature of identified threats.

The information described above, when collected by the Adguard for Android, is generally not correlated with any other personal information related to you and is used anonymously in aggregation with similar information from other users of the Adguard software for analytical purposes.

Send feedback

When you contact the support service via the «Send Feedback» section, the following information is sent along with your message and the email you’ve entered:

  1. Application identifier.
  2. Application version.
  3. Device name (which includes both device manufacturer name and device model name).
  4. Android version.
  5. Android kernel version.
  6. The list of enabled Ad Blocker filters.
  7. Configuration of your application.

If you enabled the «Send system report» option, the program will also send additional data for the troubleshooting:

  1. A list of application threads and their stack traces.
  2. Log file contents.

Information we collect when you use Adguard for iOS

When the program checks for filters updates:

Adguard connects to its servers to check filters updates. When it happens, the following information is sent:

An alphanumeric string that uniquely identifies a device to the app’s vendor.

When you contact the support service:

When you contact the support service via the «Contact support» section, the following information is sent along with your message and the email you’ve entered:

  1. Program log.
  2. json-file created by program that contains rules for Safari.
  3. An alphanumeric string that uniquely identifies a device to the app’s vendor.
  4. List of filers being used.
  5. Application and OS versions.
  6. Device model.
  7. Chosen Locale and Region.

Information we collect when you use Adguard DNS

When you use Adguard DNS browser sends the following information to our server:

  1. IP-address.
  2. DNS request containing domain name.

We, in our turn, do not log or save any information. Since no information is being saved, nothing is sent to third parties.

Information we collect when you use Adguard browser extensions

Adguard extension installation or update.

Adguard extension connects to its server just after installation or update. When it happens, the following information is sent:

  1. Unique extension ID.
  2. Extension version.
  3. Browser language.
  4. «Show acceptable ads» setting value.

We do this with a single purpose: to know the number of unique installations of our extension. This information is stored for 24 hours and then it is deleted.

Also Adguard makes a request to our server in order to get user's country code. The only purpose of this is to enable proper language-specific filter.

Ad Blocker filters updates check

Adguard extension connects to its servers to check ad blocker filters updates. When it happens, the following information is sent:

  1. Ad blocker filters identifiers.
  2. Current ad blocker filters versions.
  3. Browser extension type.
  4. Extension version.

Browsing Security site check

If you enable «Phishing and malware protection» option, Adguard extension checks every web site before you visit it. We use Lookup API technology for this purpose, and the information about visited website is sent in form of hash prefixes. This doesn’t allow us to determine which website is being visited.

Statistics for ad filters usage

If you enable the «Send statistics for ad filters usage» option, the following information is sent periodically:

  1. Extension version.
  2. Browser type (Chrome/Firefox/Opera/Yandex.Browser/Safari).
  3. List of enabled ad filters.
  4. The list that consists of the following elements:
    The domain name of the website,
    The number of recent page views,
    The list of filtering rules and Filter ID which were activated on this website,
    The domain name of blocked requests is sent for URL rules

    The list is created based on the website's visit statistics since the last time statistical data was sent.

By gathering statistics on used filtering rules, we can detect and remove the rules that are no longer used. As a result, it will help all those who use Adguard.

Browsing Security community

If you enabled the «Help us in Browsing security filters development», the program will periodically send anonymous security-related data:

  1. URLs of visited websites that Adguard identifies as potentially untrustworthy.
  2. Information on the nature of identified threats.
  3. Browser language.

Complaint on some web page

When you send a complaint on some web page, the following information is sent:

  1. Web page address.
  2. Selected complaint type.
  3. User's comment.

Storage, Retention, and Deletion of Personal Information

Storage

Personally identifiable information on our servers is only accessible from our physical premises, or via an encrypted virtual private network (VPN). Access is limited to authorized personnel only, and company networks are password protected, and subject to additional policies and procedures for security.

Deletion of personal information

In general, our policy is to keep personal information for no longer than reasonably necessary in light of the purpose for which the information was collected, plus any additional period that is permitted or required by law thereafter. Following the expiration of the purpose for which we collected personal information plus any additional period that is permitted or required by law, we will either delete or de-identify the information from our systems.

Information Security

Under no circumstances shall we disclose the information we collect about users to a third party (except when required by law or if we obtain your permission).

Personal data we collect are stored on specially protected servers. Access is restricted to a limited number of authorized persons who need the access in order to administer our websites or ensure their proper functionality, especially with regard to technical support.

If you have a disagreement with us relating to our handling of your personal information, we ask that you contact us to work it out. We are always happy to hear from you, and we promise to try our best to respond to any concerns you may have.