英検®英単語 vs its rivals

Side-by-side comparison against 英検®英単語's closest competitors — identity, store metrics, ratings & sentiment, and strategic intel.

Core Identity
DeveloperStudySwitch, Inc.Tobo LanguagesTobo LanguagesTobo LanguagesTobo LanguagesWordBitBNR LANGUAGES INC.Read BeanSignum International AGDuolingo
CategoryEducationEducationEducationEducationEducationEducationEducationEducationEducationEducation
PlatformiOS, AndroidAndroidiOS, AndroidAndroid, iOSAndroid, iOSAndroidiOS, AndroidiOS, AndroidiOS, AndroidAndroid, iOS
Store Metrics
Rating4.6 / 54.9 / 55.0 / 55.0 / 50.0 / 54.3 / 54.6 / 54.6 / 53.8 / 51.0 / 5
Ratings Count9619,70612090299761
PriceFreeFreeFreeFreeFreeFreeFreeFreeFreeFree
Release DateDec 19, 2014Nov 21, 2017Jun 26, 2024Jun 28, 2020Feb 3, 2018Aug 16, 2019Jun 10, 2022Aug 20, 2025May 17, 2022Nov 25, 2025
Last UpdatedApr 10, 2026Apr 4, 2026Jun 26, 2024Apr 6, 2026Mar 4, 2024May 18, 2026May 14, 2026May 18, 2026May 18, 2026Jan 27, 2026
Sentiment & Reviews
Sentiment------positive---
Score------85/100---
Praises------
  • Offline functionality
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Complaints------
  • Lack of cloud-save
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Requests------
  • Conversational AI
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Strategic Intel
Strengths
  • Curriculum-aligned Eiken database functions as a specialized barrier to entry
  • Freemium model lowers the barrier to entry for price-sensitive students
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  • Passive lock-screen delivery mechanism creates high-frequency micro-learning touchpoints
  • 10,000+ word library provides extensive content depth for A1-C2 levels
  • Minimalist UI minimizes user friction during daily phone usage
  • Offline-first architecture enables usage in low-connectivity travel segments
  • 100% free content model drives high-volume user acquisition
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Weaknesses
  • 0 rating count on Android indicates poor visibility
  • Lack of passive learning features like lockscreen widgets
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  • Ad-supported model lacks IAP revenue diversification
  • No cloud-sync functionality for cross-device progress
  • 0.7★ rating gap between iOS and Android suggests platform-specific stability issues
  • Absence of cloud-save functionality causes multi-device churn
  • Lack of AI-driven voice feedback limits pedagogical depth
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Pricingfreemiumfreemiumfreemiumfreemiumfreemiumfreefreesubscriptionfreefree
MomentumMaintenance----ZombieMaintenanceIntenseIntenseSteady
Update Cadence5 versions, 2 majors/6mo, ~94d avg----1 versions2 versions, ~2d avg5 versions5 versions5 versions

Compare 英検®英単語 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 英検®英単語, 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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