Comparison

Y's英単語 vs Lockeigo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Y's英単語

Features
Read full description

Y's英単語 - 中学英単語は、中学生向けの英単語学習アプリです。 中1・中2・中3の学年別に英単語を学習でき、4択クイズで意味を確認しながら覚えられます。間違えた単語は復習リストに残るため、苦手な単語をくり返し練習できます。 主な機能 ・学年別(中1・中2・中3)の英単語クイズ ・英語→日本語、日本語→英語の出題 ・間違えた単語の自動復習 ・苦手単語リスト ・今日の学習記録 こんな人におすすめ ・中1〜中3の英単語を学年別に復習したい ・定期テスト前に英単語を確認したい ・高校受験に向けて語彙を増やしたい ・苦手な単語だけを効率よく覚えたい シンプルな操作で、毎日の英単語学習に使いやすいアプリです。

About

Lockeigo

Enhance your English vocabulary by learning new expressions directly from your iPhone's lock screen. Create custom flashcards, organize them into folders, and receive personalized review reminders. Unlock advanced features and customization options with a subscription.

Highlights
  • Create custom English flashcards
  • Organize vocabulary into folders
  • Display cards in Live Activities and widgets
  • Personalized review reminders
  • Customizable themes and fonts
  • Search words, meanings, and examples
Features
Read full description

Lockeigo is an iPhone vocabulary app that helps you recall useful English expressions from your Lock Screen. KEY FEATURES • Create cards with English, a translation, and an optional example • Search words, meanings, and examples • Organize folders and export or import JSON • Show one to four cards in Live Activities and widgets • Sort reviews with Again and Got It • Choose themes, fonts, text sizes, and presentation styles • Set optional review reminders Lockeigo Plus unlocks unlimited cards, nested folders, more themes and fonts, custom colors, longer review sessions, detailed insights, and custom reminders. Monthly and annual plans unlock the same Plus features. Price, duration, and any eligible trial are shown before purchase. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends and can be managed in Apple Account settings. No account or cloud sync is required. Cards and learning history stay on your device. Only when you explicitly start Lock Screen display, the lesson data, display settings, ActivityKit token, and App Attest information required for the Live Activity are processed through Microsoft Azure Japan East and APNs. Free users may see ads in eligible app areas, never on the Lock Screen, in Live Activities, Dynamic Island, widgets, notifications, review cards, or Plus screens. Support: https://lockeigo-public.pages.dev/support.html Privacy: https://lockeigo-public.pages.dev/privacy.html Terms: https://lockeigo-public.pages.dev/terms.html Seller: https://lockeigo-public.pages.dev/commercial-transactions.html Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Y's英単語3 screens
Lockeigo4 screens

Verdict

The call

The clearest difference is ads: Y's英単語 at none against Lockeigo's shown. Lockeigo's advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Y's英単語 ships an update every 2 weeks, Lockeigo every 2 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 6 level
Y's英単語 versus Lockeigo: the parameters behind the verdict, then further details
ParameterY's英単語Lockeigo
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 2 weeksEvery 2 days — better
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Free with in-app purchases
DevicesiPhoneiPhone
Requires iOS17.617.0 — better
Further details — not scored
Size2 MB22 MB
Age rating4+4+
Developerkiyotaka takanishiyohei ueda

In-app purchases

None

Y's英単語

No in-app purchases

None

Lockeigo

No in-app purchases

Questions

Is Y's英単語 free?
Y's英単語 is free to download, with no in-app purchases.
Is Lockeigo free?
Lockeigo is free to download, with no in-app purchases.
Do Y's英単語 or Lockeigo have ads?
Lockeigo shows ads; Y's英単語 does not.
Which is updated more often, Y's英単語 or Lockeigo?
Y's英単語 ships an update every 2 weeks, and Lockeigo every 2 days. Most recently, Y's英単語 was updated on October 12, 2026 and Lockeigo on October 24, 2026.

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