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英検®準1級よく出る英単語2000 vs its rivals

Side-by-side comparison against 英検®準1級よく出る英単語2000's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

英検®準1級よく出る英単語2000
This App
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InnerVoice: AI Communication
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TOPIK Writing - Easy6
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Core Identity
DeveloperStudySwitch, Inc.Tobo LanguagesIlya KoryakinHoo LogicInternet StackAxidep LLCiTherapyLW Group LimitedOiboriNexus Kairos LLC
CategoryEducationEducationLifestyleEducationEducationEducationEducationEducationEducationEducation
PlatformiOS, AndroidAndroidiOSiOSiOSiOSiOS, AndroidiOS, AndroidAndroid, iOSiOS
Store Metrics
Rating4.8 / 54.9 / 51.4 / 54.4 / 55.0 / 54.0 / 53.9 / 53.0 / 55.0 / 55.0 / 5
Ratings Count1119,70688347357
PriceFreeFreeFree$2.99$1.99Free$99.99FreeFreeFree
Release DateMar 27, 2023Nov 21, 2017Apr 1, 2021Jan 15, 2014Jan 14, 2013Mar 28, 2016Oct 30, 2013Oct 8, 2025Jun 8, 2025Jan 28, 2026
Last UpdatedDec 16, 2025Apr 4, 2026Apr 1, 2021Jan 28, 2026May 1, 2026Apr 24, 2026Jul 28, 2024May 11, 2026Mar 27, 2026May 18, 2026
Sentiment & Reviews
Sentiment------positive---
Score------80/100---
Praises------
  • Animated avatars and video modeling features keep children engaged during communication therapy sessions
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Complaints------
  • Lack of a free trial version creates high financial risk for potential new users
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Requests------
  • Implementation of a free trial version to allow families to test engagement before purchasing
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Strategic Intel
Strengths
  • Hyper-focused content curated for Eiken Pre-1st grade exam requirements
  • One-tap dictionary lookup reduces friction during vocabulary study sessions
---
  • Visual stroke order diagrams provide a clear reference for character formation.
  • One-time purchase model appeals to users avoiding subscription fatigue.
  • Spaced repetition system forces recurring usage intervals
  • Contextual sentence learning reinforces vocabulary via active recall
  • Adjustable difficulty levels prevent churn by matching skill
  • Clinical-grade research partnership establishes B2B distribution moat
  • Multi-modal avatar interaction drives higher session retention
  • Automated SOAP note generation reduces therapist administrative burden
  • OCR technology digitizes local textbooks for immediate academic relevance
  • Alignment with Hong Kong Education Bureau vocabulary lists creates high switching costs
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Weaknesses
  • Zero Android rating count indicates poor visibility or low adoption
  • Static vocabulary list lacks dynamic feedback loops
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  • No recurring engagement triggers like push notifications to drive daily study.
  • Extremely low review volume (3 total) limits social proof and discoverability.
  • Zero revenue model limits capital for content updates
  • Low 4-rating count suggests limited user engagement
  • Lack of social features reduces long-term retention
  • Premium tier at $99.99/purchase above category median
  • No free trial despite user requests
  • Unresponsive support channels erode long-term brand trust
  • Premium tier at HK$398/year sits above category median
  • 3-rating average on iOS suggests friction in core workflow
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Pricingfreemiumfreemiumfreepaidpaidfreefreemiumsubscriptionfreesubscription
MomentumMaintenance---MaintenanceIntenseZombieMaintenanceActiveIntense
Update Cadence5 versions, 3 majors/6mo, ~99d avg---1 versions5 versions2 versions, 2 majors/6mo, ~258d avg2 versions, 1 majors/6mo, ~16d avg5 versions5 versions

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AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by 英検®準1級よく出る英単語2000, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

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