sevanalysis

Duolingo

Apps and SaaS. Source: Duolingo status page.

Incidents, last 90 days
2
Median to mitigation
2h 36m
Median to resolution
4h 42m
p95 to resolution
6h 57m
Naming an upstream provider
0%
With a postmortem on the status page
0%

What failed, last 90 days

The text does not say enough to tell2

Tagged by deepseek/deepseek-v4.1-flash from each incident's updates. See the methodology.

Incidents per month

All recorded incidents

Duolingo is experiencing increased errors critical 2026-10-21 17:32 UTC 6h 57m

Affected: Duolingo

Failure mode: The text does not say enough to tell. Root cause: The vendor does not say why it happened. Tagged by deepseek/deepseek-v4.1-flash with high confidence (taxonomy v0.3).

  1. investigating

    We are currently investigating this incident.

  2. monitoring

    A fix has been implemented and we are monitoring the results.

  3. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors none 2026-10-21 14:57 UTC 2h 26m

Affected: Duolingo

Failure mode: The text does not say enough to tell. Root cause: The vendor does not say why it happened. Tagged by deepseek/deepseek-v4.1-flash with low confidence (taxonomy v0.3).

  1. investigating

    We are currently investigating this incident.

  2. investigating

    We are continuing to investigate this issue.

  3. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-07-19 21:18 UTC 27m

Affected: Duolingo

Failure mode: The text does not say enough to tell. Root cause: The vendor does not say why it happened. Tagged by deepseek/deepseek-v4.1-flash with high confidence (taxonomy v0.3).

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-07-19 19:58 UTC 20m

Affected: Duolingo

Failure mode: The text does not say enough to tell. Root cause: The vendor does not say why it happened. Tagged by deepseek/deepseek-v4.1-flash with low confidence (taxonomy v0.3).

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-07-18 14:29 UTC 53m

Affected: Duolingo

Failure mode: The text does not say enough to tell. Root cause: The vendor does not say why it happened. Tagged by deepseek/deepseek-v4.1-flash with low confidence (taxonomy v0.3).

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo Android app issues major 2026-06-09 18:43 UTC 32m

Affected: Duolingo

  1. investigating

    We are investigating reports of issues with the Duolingo Android app

  2. investigating

    We are continuing to investigate this issue.

  3. identified

    The issue has been identified and a fix is being implemented.

  4. identified

    We have identified the issue and are implement a fix.

  5. monitoring

    A fix has been implemented and we are monitoring the results.

  6. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Issues with Video Call and Roleplay none 2026-05-27 16:22 UTC 1h 33m

Affected: Duolingo

  1. investigating

    We are investigating errors with video call and role play.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Issues with Video Call and Roleplay none 2026-05-27 15:47 UTC 30m

Affected: Duolingo

  1. investigating

    We are investigating errors with Video Call and Roleplay.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-05-26 20:36 UTC 45m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-05-20 19:47 UTC 23m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Issues with Video Call with Lily minor 2026-04-09 15:48 UTC 18m

Affected: Duolingo

  1. investigating

    We are currently investigating an issue starting video calls with Lily.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Issues starting Video Call with Lily minor 2026-04-09 00:47 UTC 30m

Affected: Duolingo

  1. investigating

    We are investigating issues with learners being able to start video calls with Lily.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

We are currently investigating issues with video call and roleplay. none 2026-03-05 00:52 UTC 16m

Affected: Duolingo

  1. investigating

    We are currently investigating this issue.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Leaderboards are currently experiencing issues minor 2026-02-11 20:08 UTC 3h 21m

Affected: Duolingo

  1. investigating

    We are investigating issues with leaderboards.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-01-21 07:46 UTC 20m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-01-20 21:25 UTC 34m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-01-15 11:41 UTC 13m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-01-14 20:37 UTC 48m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is investigating an issue related to Leaderboards none 2026-01-13 16:23 UTC 35m

Affected: Duolingo

  1. identified

    The issue has been identified and a fix is being implemented.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2026-01-13 10:18 UTC 12m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-12-21 14:24 UTC 34m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-12-06 17:29 UTC 1h 21m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. investigating

    We are continuing to investigate this issue.

  3. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-26 14:37 UTC 21m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-20 17:38 UTC 8m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-11 18:34 UTC 46m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-06 12:26 UTC 13m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-05 15:22 UTC 13m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-11-04 14:01 UTC 10m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-30 01:49 UTC 29m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-28 14:43 UTC 1h 41m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-26 01:02 UTC 4m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-23 15:52 UTC 13m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-20 09:59 UTC 13h 34m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. identified

    We identified the cause of an ongoing incident impacting Duolingo and are currently awaiting recovery. Your streak will be protected.

  3. monitoring

    A fix has been implemented and we are monitoring the results.

  4. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors none 2025-10-20 07:00 UTC 0m

  1. resolved

    Duolingo is currently experiencing issues and we are currently investigating. We've identified an issue with our Cloud Provider but are now seeing signs of recovery and continuing to work on mitigation and monitoring

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-17 15:05 UTC 35m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-10 14:28 UTC 36m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-09 13:44 UTC 19m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-10-06 20:45 UTC 14m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-09-29 17:35 UTC 1h 51m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is currently investigating issues related to Leaderboards. none 2025-09-29 10:47 UTC 1h 49m

Affected: Duolingo

  1. investigating

    We are currently investigating this issue.

  2. resolved

    The leaderboards have been restored. All services are functioning normally.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is currently experiencing increased errors none 2025-09-19 15:23 UTC 57m

Affected: Duolingo

  1. investigating

    We are currently investigating this issue.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-09-19 15:19 UTC 0m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-09-18 20:23 UTC 1h 40m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Streak Progress Display Issue major 2025-09-13 19:27 UTC 1h 19m

Affected: Duolingo

  1. investigating

    We are aware of an issue causing some learners’ streaks to appear reset or display incorrectly. Our team is actively investigating the cause and working to restore affected streaks.

  2. monitoring

    A fix has been implemented and we are monitoring the results.

  3. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-09-08 11:33 UTC 11m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-09-01 01:32 UTC 40m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-08-30 10:18 UTC 3m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-08-13 20:04 UTC 1h 16m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-08-09 14:18 UTC 36m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-08-02 14:34 UTC 20m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors major 2025-07-29 16:16 UTC 20m

Affected: Duolingo

  1. investigating

    We are currently investigating this issue.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-07-29 15:02 UTC 13m

Affected: Duolingo

  1. investigating

    We are currently investigating this incident.

  2. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-07-26 15:05 UTC 16m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Video Call Performance Degraded minor 2025-07-23 17:55 UTC 13m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

China Availability Impacted major 2025-07-15 15:30 UTC 51m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-07-14 14:54 UTC 21m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Elevated errors on Video Call with Lily minor 2025-07-11 10:55 UTC 2h 1m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-07-03 00:38 UTC 1h 37m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-07-01 18:06 UTC 22m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-06-20 16:15 UTC 5h 55m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-06-20 14:50 UTC 3m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-06-19 04:40 UTC 22m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-06-14 14:26 UTC 1h 3m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-06-11 15:49 UTC 27m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Errors with video call minor 2025-06-10 07:16 UTC 9h 7m

  1. resolved

    The issues regarding video call with Lilly are resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-05-23 15:04 UTC 1h 1m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-05-23 11:26 UTC 27m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-05-22 18:14 UTC 23m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-05-15 10:34 UTC 48m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-05-05 04:53 UTC 32m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-04-28 16:16 UTC 36m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-04-09 14:58 UTC 1h 23m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-04-02 19:10 UTC 42m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-30 01:02 UTC 30m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Errors with video call feature minor 2025-03-26 16:20 UTC 36m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Errors with video call feature minor 2025-03-26 16:02 UTC 9m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Video call and role play features are currently unavailable minor 2025-03-25 19:27 UTC 1h 23m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-25 01:11 UTC 28m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-18 20:05 UTC 17m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-18 20:02 UTC 1m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-16 15:30 UTC 34m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-14 06:56 UTC 46m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-03-13 13:59 UTC 1h 54m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Missing stories in path and practice hub none 2025-02-04 15:25 UTC 14m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Increased latency across multiple services none 2025-01-25 15:02 UTC 36m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2025-01-14 20:58 UTC 23m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-12-19 20:47 UTC 39m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-12-18 21:25 UTC 27m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-12-16 18:56 UTC 50m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-12-11 21:20 UTC 32m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-12-03 13:29 UTC 34m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-11-26 22:23 UTC 49m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-11-18 16:29 UTC 43m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-11-13 21:36 UTC 1h 1m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors none 2024-11-13 13:02 UTC 31m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.

Duolingo is experiencing increased errors critical 2024-11-11 15:21 UTC 1h 27m

  1. resolved

    This incident has been resolved.

Excerpts are shortened. Read the full incident on Duolingo's status page.