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REVENUE (Tables) | 3 Months Ended
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Mar. 31, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregation of Revenue |
|  |  | Three Months Ended March 31,
(In thousands) |  |  |  |  | 2025 |  | 2024 |  |
Revenues: |  |  |  |  |  |  |  |  |
Subscription |  |  |  |  | $ | 190,987 |  |  | $ | 131,688 |  |  |
Other (1) |  |  |  |  | 39,756 |  |  | 35,865 |  |  |
Total revenues |  |  |  |  | $ | 230,743 |  |  | $ | 167,553 |  |  |
________________ (1) Other revenue is comprised of the below.
|  |  | Three Months Ended March 31, |
(In thousands) |  |  |  |  | 2025 |  | 2024 |  |
Advertising |  |  |  |  | $ | 17,882 |  |  | $ | 12,952 |  |  |
Duolingo English Test |  |  |  |  | 11,986 |  |  | 12,755 |  |  |
In-App Purchases |  |  |  |  | 9,442 |  |  | 9,924 |  |  |
Other |  |  |  |  | 446 |  |  | 234 |  |  |
Total other revenue |  |  |  |  | $ | 39,756 |  |  | $ | 35,865 |  |  |
Schedule of Deferred Revenues | Changes in deferred revenues were as follows:
| Three Months Ended March 31,
(In thousands) | 2025 |  | 2024
Beginning balance—January 1 | $ | 372,884 |  |  | $ | 249,192 |
Amount from beginning balance recognized into revenue | (150,183) |  |  | (102,257) |
Recognition of deferred revenue | (59,691) |  |  | (40,907) |
Deferral of revenue | 252,013 |  |  | 173,285 |
Ending balance—March 31 | $ | 415,023 |  |  | $ | 279,313 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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