Comparison

やる勉Engミニ版 vs ProbabilityPlayer

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

Head to head
About

やる勉Engミニ版

Features
Read full description

これは、"大学入試共通テスト英語=やる勉Eng"のミニ版です。 ミニ版は、機能制限されています。 以下は、やる勉の特徴とミニ版の機能制限の説明です。 大学入試共通テストの英語対策にどうぞ。 大学入学共通テストの英語問題とセンター試験の英語問題を10年分以上収録。 共通テストListening対策として"VOA LET'S LEARN ENGLISH"収録。 [主な特徴] ・英文の語順を なるべく そのままに保つ ダヨ訳 ・単語をタップ するだけで 辞書が ポップアップ ・楽しい絵文字 クイズ [その他の特徴] ・やる気が出る 名言 と 励まし ・VOA LET'S LEARN ENGLISH 収録 (三話のみ) ・英文 の 全訳 (ミニ版は一部のみ) ・文法 問題 の 詳細解説 (ミニ版は一部のみ) ・My 単語 カード (ミニ版は10単語のみ) ・今日の課題 を 自動推奨 ・自動採点 と 記録の 保存 (ミニ版は採点のみ) ・本日の成果 を 自動集計 ・英文を AI が 読み上げ ・Reading 学習 (3タイプ) ・Listening 学習 (3タイプ) ・Speaking 学習 (3タイプ) ・Typing 学習 (3タイプ) ・単語クイズ 学習 (4タイプ) ・ワンタッチ 辞書検索 ・ワンタッチ 例文検索 ・AI音声設定 ・色設定 ・絵文字設定

About

ProbabilityPlayer

Practice probability problems for the Kyotsu Test, a common Japanese university entrance exam. This app focuses on mathematical probability questions and includes diagrams to aid understanding. It is designed to help students prepare for this specific academic assessment.

Highlights
  • Probability problem practice
  • Kyotsu Test focus
  • Mathematical probability
  • Diagrams included
  • University entrance exam prep
Features
Read full description

This is an app for Kyotsu Test, the test widely used in Japanese university entrance exams, dealing especially with probability problems in mathematics. I have applied to the rights holder to use the test.

Screenshots

やる勉Engミニ版4 screens
ProbabilityPlayer4 screens

Verdict

The call

The clearest difference is in-app purchases: やる勉Engミニ版 at none against ProbabilityPlayer's 1. ProbabilityPlayer's advantage is update cadence (monthly vs every 5 months) and iOS requirement (18.0 vs 26.0). On price, ads and device support 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. ProbabilityPlayer sells 1 one-off in-app purchase. やる勉Engミニ版 asks for nothing beyond the download.

UpkeepUpdate frequency

やる勉Engミニ版 ships an update every 5 months, ProbabilityPlayer monthly. The most recent releases landed on August 17, 2026 and August 27, 2026 respectively.

Scorecard3 real differences · 5 level
やる勉Engミニ版 versus ProbabilityPlayer: the parameters behind the verdict, then further details
Parameterやる勉Engミニ版ProbabilityPlayer
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.018.0 — better
Further details — not scored
Size26 MB9 MB
Age rating12+4+
Developer株式会社好試力研究所Motonari Hibi

In-app purchases

None

やる勉Engミニ版

No in-app purchases

1 purchases

ProbabilityPlayer

One-time1
  • Premium$1.99

Questions

Is やる勉Engミニ版 free?
やる勉Engミニ版 is free to download, with no in-app purchases.
Is ProbabilityPlayer free?
ProbabilityPlayer is free to download, with in-app purchases available.
Do やる勉Engミニ版 or ProbabilityPlayer have ads?
Neither やる勉Engミニ版 nor ProbabilityPlayer shows ads.
Which is updated more often, やる勉Engミニ版 or ProbabilityPlayer?
やる勉Engミニ版 ships an update every 5 months, and ProbabilityPlayer monthly. Most recently, やる勉Engミニ版 was updated on August 17, 2026 and ProbabilityPlayer on August 27, 2026.

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