Duolingo · Duolingo Privacy Policy

Data Retention Policy

Medium severity
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What it is

Duolingo keeps your personal data for as long as needed to run its services, and says it will delete or anonymize data when it is no longer needed.

Consumer impact (what this means for users)

Without specific retention periods stated for different data types (especially voice recordings and behavioral data), users cannot meaningfully assess their exposure or predict when their data will be removed from Duolingo's systems.

Cross-platform context

See how other platforms handle Data Retention Policy and similar clauses.

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Why it matters (compliance & risk perspective)

Vague retention language ('as long as necessary') without specific timeframes makes it difficult for users to know how long their data — including voice recordings — is kept, and limits the practical value of deletion rights.

View original clause language
We retain your personal information for as long as necessary to provide our services and fulfill the purposes described in this Privacy Policy, or as required by law. When we no longer need your personal information, we will delete or anonymize it.

Institutional analysis (Compliance & legal intelligence)

REGULATORY FRAMEWORK: GDPR Art. 5(1)(e) requires data be kept 'no longer than necessary' with specific retention periods documented — vague retention policies violate this storage limitation principle. CCPA does not mandate specific retention periods but requires disclosure of retention practices in the privacy notice per CPRA amendments. FTC Act Section 5 covers deceptive retention practices. Primary enforcers: EU DPAs, CPPA, FTC.

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Applicable agencies

  • FTC
    The FTC can act against unfair or deceptive data retention practices under FTC Act Section 5, particularly where retention disclosures are materially misleading.
    File a complaint →

Provision details

Document information
Document
Duolingo Privacy Policy
Entity
Duolingo
Document last updated
April 29, 2026
Tracking information
First tracked
April 18, 2026
Last verified
April 18, 2026
Record ID
CA-P-002768
Document ID
CA-D-00084
Evidence Provenance
Source URL
Wayback Machine
SHA-256
18dc44f61316909c4efd9113eadb61be0022e2b5dce55feb464c0f8eb1b08ef1
Verified
✓ Snapshot stored   ✓ Change verified
How to Cite
ConductAtlas Policy Archive
Entity: Duolingo | Document: Duolingo Privacy Policy | Record: CA-P-002768
Captured: 2026-04-18 09:22:23 UTC | SHA-256: 18dc44f61316909c…
URL: https://conductatlas.com/platform/duolingo/duolingo-privacy-policy/data-retention-policy/
Accessed: May 2, 2026
Classification
Severity
Medium
Categories

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