{
 "id": "duolingo",
 "name": "Duolingo",
 "url": "https://www.duolingo.com",
 "page": "graphchinese-vs-duolingo",
 "category": "general gamified multi-language app",
 "best_for": "Casual learners who want a free daily habit and are not working toward a dated HSK exam.",
 "claims": [
  {
   "id": "levels",
   "field": "levels",
   "claim": "Duolingo says almost all learners of nine courses, Chinese included, can now learn through CEFR B2 (Duolingo Score 129); previously most could only complete content up to A2 (score 59). Announced April 22, 2026.",
   "source": "https://blog.duolingo.com/courses-teach-advanced-content/",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "documented"
  },
  {
   "id": "free-tier",
   "field": "free_tier",
   "claim": "TechCrunch reports the new B2-level content is offered free, across nine languages including Chinese; added Advanced Stories and DuoRadio.",
   "source": "https://techcrunch.com/2026/04/22/duolingo-is-now-giving-users-access-to-advanced-learning-content/",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "third_party"
  },
  {
   "id": "notable-change",
   "field": "notable_change",
   "claim": "Unofficial tracker: Chinese 4th section (60 units, A2) launched A/B Oct 6 2025 and to everyone Oct 30 2025; Chinese B1 to all (not A/B) Feb 10 2026; Chinese B2 (1030 units) to all from English Mar 30 2026.",
   "source": "https://duolingodata.com/dailynews.html",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "third_party"
  },
  {
   "id": "hsk-alignment",
   "field": "hsk_alignment",
   "claim": "Duolingo's Chinese course is not organised by HSK level; Duolingo's own B2 announcement does not mention HSK.",
   "source": "https://blog.duolingo.com/courses-teach-advanced-content/",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "documented",
   "source2": "https://web.archive.org/web/20261015154206/https://blog.duolingo.com/courses-teach-advanced-content/"
  },
  {
   "id": "price-free",
   "field": "price",
   "claim": "Every course, including Chinese, is free; Super is an optional paid upgrade.",
   "source": "https://apps.apple.com/us/app/duolingo-language-lessons/id570060128",
   "plan": "Free",
   "checked": "2026-10-15",
   "basis": "documented",
   "usd": 0,
   "months": 0
  },
  {
   "id": "price-super",
   "field": "price",
   "claim": "US App Store in-app purchase list shows 'Super Duolingo' at $9.99, $12.99, $83.99, $95.99 and $119.99; the listing does not say which is monthly, annual or family, and prices may vary by account/test.",
   "source": "https://apps.apple.com/us/app/duolingo-language-lessons/id570060128",
   "plan": "Super",
   "checked": "2026-10-15",
   "basis": "documented",
   "source2": "https://web.archive.org/web/20261015154243/https://apps.apple.com/us/app/duolingo-learn-languages/id570060128"
  },
  {
   "id": "trial-refund",
   "field": "trial_refund",
   "claim": "App Store listing: 'try Super Duolingo for 14 days free'.",
   "source": "https://apps.apple.com/us/app/duolingo-language-lessons/id570060128",
   "plan": "Super",
   "checked": "2026-10-15",
   "basis": "documented"
  },
  {
   "id": "free-tier-2",
   "field": "free_tier",
   "claim": "App Store listing: 'Every course is free'; Super adds 'Unlimited Energy', monthly streak repair and no ads.",
   "source": "https://apps.apple.com/us/app/duolingo-language-lessons/id570060128",
   "plan": "Free vs Super",
   "checked": "2026-10-15",
   "basis": "documented"
  },
  {
   "id": "speaking",
   "field": "speaking",
   "claim": "Video Call with Lily is a Duolingo Max feature; Duolingo's posts list it for English, Spanish, French, German, Italian, Portuguese, Japanese and Korean. No Duolingo source checked lists Chinese, so Video Call for Chinese is unverified.",
   "source": "https://blog.duolingo.com/video-call/",
   "plan": "Max",
   "checked": "2026-10-15",
   "basis": "documented",
   "source2": "https://web.archive.org/web/20261011113612/https://blog.duolingo.com/video-call/"
  },
  {
   "id": "characters",
   "field": "characters",
   "claim": "Duolingo's 2020 post on improving its Chinese course covers showing pinyin in hints, phonetic speech grading and opt-in keyboard typing; we found no Duolingo source describing handwriting practice.",
   "source": "https://blog.duolingo.com/improving-how-duolingo-teaches-chinese-and-other-languages",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "documented",
   "source2": "https://web.archive.org/web/20261015154431/https://blog.duolingo.com/improving-how-duolingo-teaches-chinese-and-other-languages/"
  },
  {
   "id": "other",
   "field": "other",
   "claim": "Duolingo renamed 'Chinese' to 'Chinese (Simplified)' around June 2026; Chinese-related courses are built by Duolingo's China division.",
   "source": "https://duolingodata.com/dailynews.html",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "third_party"
  },
  {
   "id": "platforms",
   "field": "platforms",
   "claim": "Duolingo runs on iOS, Android and web, according to a competitor comparison dated Oct 2, 2026.",
   "source": "https://hskuniversity.com/compare/",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "third_party"
  },
  {
   "id": "other-2",
   "field": "other",
   "claim": "Duolingo reported 52.7M daily active users and 12.2M paid subscribers in its Q4 2025 earnings.",
   "source": "https://techcrunch.com/2026/04/22/duolingo-is-now-giving-users-access-to-advanced-learning-content/",
   "plan": "",
   "checked": "2026-10-15",
   "basis": "third_party"
  }
 ]
}