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單字知識王 vs its rivals

Side-by-side comparison against 單字知識王's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

單字知識王
This App
Vocabulary Builder by Magoosh
Nemesis
가로세로 고사성어
Contender
四字熟語クイズ - はんぷく一般常識
Contender
読めないと恥ずかしい脳トレ漢字クイズ
Contender
書けないと恥ずかしい脳トレ漢字クイズ
Contender
Flowency: Verbal Fluency Coach
Peer
Gappy Learns Reading
Peer
Spellable App
Peer
Heart Words
Peer
Core Identity
DeveloperCMoneyMagooshHigh SoftStudySwitch, Inc.StudySwitch, Inc.StudySwitch, Inc.Digital AtomicLittle 10 RobotDulcie CrowtherBanana Ramble
CategoryEducationGamesEducationGamesEducationEducationHealth & FitnessEducationEducationEducation
PlatformiOSiOS, AndroidAndroidiOS, AndroidAndroid, iOSAndroid, iOSiOSiOSiOS, AndroidiOS, Android
Store Metrics
Rating5.0 / 54.7 / 50.0 / 54.6 / 54.5 / 54.7 / 54.6 / 53.1 / 55.0 / 55.0 / 5
Ratings Count37,0160212039862131
PriceFreeFreeFreeFreeFreeFreeFree$2.99Free$2.99
Release DateSep 27, 2023Jun 29, 2014Jan 19, 2019May 30, 2011Aug 15, 2012Jun 18, 2016Jan 17, 2025Mar 20, 2013Dec 13, 2024Jan 19, 2026
Last UpdatedOct 26, 2023Jan 6, 2020Aug 27, 2025Dec 19, 2025Feb 25, 2026Dec 10, 2025Apr 26, 2026May 12, 2018Jan 6, 2025Jan 21, 2026
Sentiment & Reviews
Sentiment-----positivemixed---
Score-----85/10055/100---
Praises-----
  • Niche cultural utility
  • Daily verbal fluency drills provide practical and quick vocabulary improvement for users
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Complaints------
  • Aggressive subscription pricing creates significant friction for users expecting a free experience
  • Speech recognition bugs penalize users for short inputs and create transcription errors
---
Requests----------
Strategic Intel
Strengths
  • Real-time multiplayer interaction fosters a community-driven competitive environment
  • 3,000-word exam-focused library aligns with specific student needs
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  • GIGA School distribution provides a B2B moat into institutional iPad usage
  • 1,420-question library provides high content density for casual users
  • Handwritten input provides a tactile brain-training experience
  • Niche appeal addresses specific cultural pain point of embarrassing kanji mistakes
  • COWAT-based drill mechanism provides clinical credibility
  • Gamified streak system reinforces daily habit formation
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  • Morphological inquiry method replaces rote memorization
  • Custom lesson requests enable direct user-led content expansion
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Weaknesses
  • 3-rating count indicates low market penetration
  • Lacks audio pronunciation features critical for language learning
  • No premium ad-free tier
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  • 0.45★ Android-iOS rating gap suggests platform-specific UI regressions
  • Lack of social leaderboard limits daily active habit formation
  • Zero competitive multiplayer layer limits daily active usage
  • Static quiz format lacks long-term progress tracking
  • Mandatory onboarding paywall drives high churn
  • Speech recognition transcription errors penalize users for short inputs
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  • Zero monetization strategy limits long-term sustainability
  • No Android rating data indicates low platform-specific visibility
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Pricingfreefreefreefreemiumfreemiumfreesubscriptionpaidfreepaid
MomentumZombie---MaintenanceMaintenanceMaintenance-Zombie-
Update Cadence1 versions, 1 majors/6mo---5 versions, 1 majors/6mo, ~135d avg5 versions, ~116d avg1 versions-2 versions, ~23d avg-

Compare 單字知識王 head-to-head

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by 單字知識王, 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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