Please note that the Privacy Policy was last revised on February 24, 2025
General
At Duolingo, we care about your personal information, so we have prepared this Privacy Policy to explain how we collect, use, and share it. This Privacy Policy applies to Duolingo websites, mobile apps, and related services (“Service”). By using the Service, you agree with Duolingo’s collection, use, and sharing of your personal information in accordance with the terms of this Privacy Policy.
Certain Duolingo services are subject to additional or different terms. For example, when you register for or take the Duolingo English Test, you are also subject to the Supplemental Privacy Terms for the Duolingo English Test.
Please note that Duolingo is constantly testing and improving our product features. Any features discussed in this Privacy Policy may not be available to all users or in all jurisdictions.
Log Data
We want to inform you that whenever you use our Service, in case of an error in the app we collect data and information (through third party products) on your phone called Log Data. This Log Data may include information such as your devices’s Internet Protocol (“IP”) address, device name, operating system version, configuration of the app when utilising our Service, the time and date of your use of the Service, and other statistics.
Cookies
Cookies are files with small amount of data that is commonly used an anonymous unique identifier. These are sent to your browser from the website that you visit and are stored on your devices’s internal memory.
This Services does not uses these “cookies” explicitly. However, the app may use third party code and libraries that use “cookies” to collection information and to improve their services. You have the option to either accept or refuse these cookies, and know when a cookie is being sent to your device. If you choose to refuse our cookies, you may not be able to use some portions of this Service.
Service Providers
We may employ third-party companies and individuals due to the following reasons:
To facilitate our Service;
To provide the Service on our behalf;
To perform Service-related services; or
To assist us in analyzing how our Service is used.
We want to inform users of this Service that these third parties have access to your Personal Information. The reason is to perform the tasks assigned to them on our behalf. However, they are obligated not to disclose or use the information for any other purpose.
Security
We value your trust in providing us your Personal Information, thus we are striving to use commercially acceptable means of protecting it. But remember that no method of transmission over the internet, or method of electronic storage is 100% secure and reliable, and we cannot guarantee its absolute security.
Links to Other Sites
This Service may contain links to other sites. If you click on a third-party link, you will be directed to that site. Note that these external sites are not operated by us. Therefore, we strongly advise you to review the Privacy Policy of these websites. We have no control over, and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.
Children’s Privacy
This Services do not address anyone under the age of 13. We do not knowingly collect personal identifiable information from children under 13. In the case we discover that a child under 13 has provided us with personal information, we immediately delete this from our servers. If you are a parent or guardian and you are aware that your child has provided us with personal information, please contact us so that we will be able to do necessary actions.
GDPR
For this GDPR section, we use the terms “Personal Data” and “processing” as they are defined in the GDPR, but “Personal Data” generally means information that can be used to individually identify a person, and “processing” generally covers actions that can be performed in connection with data such as collection, use, storage and disclosure. A-Type will be the controller of your Personal Data processed in connection with the Sites. Note that we may also process Personal Data of our customers’ end users or employees in connection with our provision of services to customers, in which case we are the processor of Personal Data. If we are the processor of your Personal Data (i.e., not the controller), please contact the controller party in the first instance to address your rights with respect to such data.
If there are any conflicts between this section and any other provision of this Privacy Policy, the policy or portion that is more protective of Personal Data shall control to the extent of such conflict. If you have any questions about this section or whether any of the following applies to you, please contact us at support@readle-app.com.
What Personal Data Do We Collect From You? We collect Personal Data about you when you provide such information directly to us, when third parties such as our business partners or service providers provide us with Personal Data about you, or when Personal Data about you is automatically collected in connection with your use of our Sites.
Information we collect directly from you: We receive Personal Data directly from you when you provide us with such Personal Data, including but without limitation the following:
Required:First and last name
Email address
Birthdate
IP address(es)
Optional:Mailing address
Telephone number
Facts about education history and career
General location
Information we receive from third party sources: Some third parties such as our business partners and service providers provide us with Personal Data about you, such as the following:
Account information for third party services: If you interact with a third party service when using our Sites, such as if you use a third party service to log-in to our Sites (e.g., Facebook, Google, or Twitter), or if you share content from our Sites through a third party social media service, the third party service will send us information about you, such as information from your public profile, if the third party service and your account settings allow such sharing. The information we receive will depend on the policies and your account settings with the third party service.
Information we automatically collect when you use our Sites: Some Personal Data is automatically collected when you use our Sites, such as the following:
IP address
Device identifiers
Web browser information
Page view statistics
Browsing history
Usage information
Transaction information (e.g. transaction amount, date and time such transaction occurred)
Cookies and other tracking technologies (e.g. web beacons, pixel tags, SDKs, etc.) — For more information, please review our Cookie Policy.
Location inferred from your IP address
Log data (e.g. access times, hardware and software information)
How Do We Use Your Personal Data? We process Persona Data to operate, improve, understand and personalize our Sites. For example, we use Personal Data to:
Create and manage user profiles
Communicate with you about the Sites
Process orders
Contact you about Site announcements, updates or offers
Provide support and assistance for the Sites
Personalize website content and communications based on your preferences
Meet contract or legal obligations
Respond to user inquiries
Fulfill user requests
Comply with our legal or contractual obligations
Resolve disputes
Protect against or deter fraudulent, illegal or harmful actions
Enforce our Terms and Conditions
We will only process your Personal Data if we have a lawful basis for doing so. Lawful bases for processing include consent, contractual necessity and our “legitimate interests” or the legitimate interest of others, as further described below.
Contractual Necessity: We process the following categories of Personal Data as a matter of “contractual necessity”, meaning that we need to process the data to perform under our Terms and Conditions with you, which enables us to provide you with the Sites. When we process data due to contractual necessity, failure to provide such Personal Data will result in your inability to use some or all portions of the Sites that require such data.First and last name
Email address
Birthdate
Mailing address
Telephone number
Facts about education history and career
General location
Legitimate Interest: We process the following categories of Personal Data when we believe it furthers the legitimate interest of us or third parties.First and last name
Email address
Birthdate
IP address(es)
Examples of these legitimate interests include:Operation and improvement of our business, products and services
Marketing of our products and services
Provision of customer support
Protection from fraud or security threats
Compliance with legal obligations
Completion of corporate transactions
Consent: In some cases, we process Personal Data based on the consent you expressly grant to us at the time we collect such data. When we process Personal Data based on your consent, it will be expressly indicated to you at the point and time of collection.
Other Processing Grounds: From time to time we may also need to process Personal Data to comply with a legal obligation, if it is necessary to protect the vital interests of you or other data subjects, or if it is necessary for a task carried out in the public interest.
Contact Us
Allingo, Inc. is the data controller of your data for the purposes of the General Data Protection Regulation (“GDPR”) and any relevant local legislation. Allingoheadquarters are located within the United States at:
Duolingo, Inc.
5900 Penn Ave.
Pittsburgh, PA 15206
United States of America
Phone: +1-412-567-6602
Allingo, Inc. is also a registered Data Controller with the UK Information Commissioner’s Office (ICO), number ZA2891, at the address:
Duolingo, Inc.
85 Great Portland Street
London
W1W 7
United Kingdom
For all data privacy inquiries and any questions or concerns you have about this Privacy Policy, please contact our Data Protection Officer at privacy@Allingo.com.
For all support inquiries, please go to https://Allingo.com/help.