Comparison

PrimeNumbersGirl vs 素因数分解クイズ

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

Head to head
About

PrimeNumbersGirl

Embark on a love story adventure centered around prime numbers. Engage in a simple yet captivating game where you must quickly determine if given numbers are prime. Success unlocks positive outcomes, while incorrect answers may lead to playful reprimands.

Highlights
  • Prime number identification gameplay
  • Interactive story with a mysterious girl
  • Judgment-based challenges
  • Unlockable events based on performance
  • Playful consequences for wrong answers
Features
Read full description

◇◇◇ Story ◇◇◇ "You, you like prime numbers?" A story began from a place where such a voice was spoken from a mysterious beauty girl after school for a day. Yes, This is a story of love and adventure about prime numbers. I will definitely remember the joy of meeting new prime numbers. ◇◇◇ Feature ◇◇◇ Whole prime numbers industry shock!? Let's enjoy finding prime numbers with Motoco-san who likes prime numbers. Easy game just to judge whether the numerical question to be given from girls is prime numbers or not. Something good happens when it becomes possible to judge a lot of prime numbers!? Does it make you misunderstood with harsh words if you answer wrong?

About

素因数分解クイズ

Features
Read full description

素因数分解を見極めろ!あなたの分解力が試される! 表示される数値から正しい因数分解の解答を選び、ランキング上位を目指す脳トレ系クイズゲーム。 遊びながら数学を鍛え、瞬発力を向上させよう。 遊び方 • 画面に数値が表示される • 4つの選択肢から正しい素因数分解の解答を選ぶ • 早く答えるほどスコアが上がり、制限時間が増加 • 時間がなくなる前にできるだけ多くの問題に正解しよう ゲームの特徴 • シンプルで直感的に遊べるクイズゲーム • 初級・中級・上級の3つの難易度に挑戦可能 • 制限時間内にスコアを競うスピード感のあるルール • 全国ランキング機能で他のプレイヤーと競争 • 和風デザインと心地よいBGMで集中できる環境 こんな人におすすめ • 脳トレゲームが好きな人 • 数学力・暗算を鍛えたい人 • 素数が好きな人、または学習中の人 • シンプルなクイズゲームを楽しみたい人 • ランキングで競争するのが好きな人 今すぐダウンロードして、分解スピードに挑戦しよう。

Screenshots

PrimeNumbersGirl4 screens
素因数分解クイズ4 screens

Verdict

The call

The clearest difference is in-app purchases: 素因数分解クイズ at none against PrimeNumbersGirl's 2. 素因数分解クイズ also leads on update cadence (every 5 days vs every 5 weeks). PrimeNumbersGirl's advantage is iOS requirement (12.0 vs 16.6). 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. PrimeNumbersGirl sells 2 one-off in-app purchases. 素因数分解クイズ asks for nothing beyond the download.

UpkeepUpdate frequency

PrimeNumbersGirl ships an update every 5 weeks, 素因数分解クイズ every 5 days. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 5 level
PrimeNumbersGirl versus 素因数分解クイズ: the parameters behind the verdict, then further details
ParameterPrimeNumbersGirl素因数分解クイズ
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 5 weeksEvery 5 days — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.6
Further details — not scored
Size163 MB26 MB
Age rating4+4+
Developerradiuthree Co., LtdYUKI WATANABE

In-app purchases

2 purchases

PrimeNumbersGirl

One-time2
  • Hide ads$0.99
  • 金の素数ガチャ$0.99
None

素因数分解クイズ

No in-app purchases

Questions

Is PrimeNumbersGirl free?
PrimeNumbersGirl is free to download, with in-app purchases available.
Is 素因数分解クイズ free?
素因数分解クイズ is free to download, with no in-app purchases.
Do PrimeNumbersGirl or 素因数分解クイズ have ads?
Both PrimeNumbersGirl and 素因数分解クイズ show ads.
Which is updated more often, PrimeNumbersGirl or 素因数分解クイズ?
PrimeNumbersGirl ships an update every 5 weeks, and 素因数分解クイズ every 5 days. Most recently, PrimeNumbersGirl was updated on October 24, 2026 and 素因数分解クイズ on October 6, 2026.

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