Duolingo
Owned by Duolingo Inc.
duolingo.com ↗Privacy Panel Label
Privacy Panel
Duolingo Inc.
Data Collected
●Race, Religion & Demographicssensitive
Age
●Children's Datasensitive
Children's account data
○Device & Online IDs
Username
IP address
Advertising ID
○Contact Info
Email address
Phone number
Name
○Photos, Videos & Audio
Profile picture
Audio recordings and transcripts
○App Usage & Diagnostics
Learning progress and statistics
Browser and device data
Log data
○Contacts / Address Book
Phone contacts
○Browsing & Search History
Session activity and usage patterns
Cookie data
Data Sharing & Use
?Sold to third parties
9 recipient categories (Hosting providers, Search engine providers, Analytics providers, …)
YESShared for advertising
YESCross-site tracking
YESUsed for profiling / AI decisions
YESUsed to train AI models
YESDisclosed to law enforcement
Data Uses
Core serviceSecurity / fraudAdvertisingPersonalizationAnalyticsAI/ML trainingThird-party partnerships
Data Retention
Indefinite
Varies by data type
Includes legally mandated retention
Personal information is generally retained until account deletion, but may be ke…
Consumer Rights
Access
Delete
Portability
Correct
Opt-out
Security
?
Encrypted in transit?
Encrypted at rest?
MFA available?
Breach notificationBrowser Privacy Signals
not honoredGPC / DNT
This label summarizes privacy practices as disclosed in the company's privacy policy. This is not legal advice. Full policy ↗
This label summarizes privacy practices as disclosed in the company's privacy policy. It is a neutral, factual restatement — not an evaluation. What is this?
Source Evidence
Report an issueIf a specific extraction below looks wrong (the quote does not match the policy, or the YES/no is misinterpreted), use the per-finding flag to help us improve.
What's on the label
Shared for advertising
YES98% confidence
Duolingo may process and share your personal information for the purpose of providing you with personalized advertising. To provide personalized advertising, we work with a variety of third-party advertising networks, marketing analytics service providers, and website analysis firms, such as Google, Meta, Oath, and Unity.view in policy ↗
Cross-site tracking
YES95% confidence
our cookies include Targeting Cookies from Google, Meta, Amazon, and other companies, which these companies may use to track your activities across multiple websites to deliver personalized advertising to you.view in policy ↗
Used for profiling
YES88% confidence
These third-party advertising service providers collect and use personal information about your visits to and use of the Service, as well as other websites, in order to serve you with advertisements and content tailored to meet your preferences and likely interestsview in policy ↗
Used to train AI
YES97% confidence
Duolingo may generate, record, and store audio recordings or transcripts of the text and audio you submit, and use these recordings or transcripts for product improvement and personalization purposes, including training and running Duolingo's own artificial intelligence models.view in policy ↗
Signals & rights
Honors DNT
no99% confidence
The Service is not designed to respond to do not track signals sent by some browsers.
Sources / Provenance
Analyzed June 5, 2026 · policy fetched June 5, 2026
Archived copy ↗ · captured May 30, 2026
Source hash: e7a6915da0ec…