Comparison

QuizBuzzerX vs 常識王

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

Head to head
About

QuizBuzzerX

Transform a single device into a group quiz buzzer and scorekeeper. A host reads questions, players buzz in, and answers are marked right or wrong. The app displays the pressing order and keeps score on the same screen.

Highlights
  • Single device quiz buzzer
  • Host reads questions
  • Player buzz-in functionality
  • Mark answers right/wrong
  • Display pressing order
  • Scorekeeping
  • Customizable player numbers
Features
Read full description

Turn one phone into a quiz buzzer for your group. A host reads the questions aloud, players buzz in, and you mark answers right or wrong. See the pressing order and keep score on the same screen. HOW TO PLAY 1. Gather around one device. A host reads questions from a source of their choice. 2. Players tap their buzzers. The numbers on the buttons show the pressing order. 3. The host marks each answer with ○ or ×. Correct and incorrect answer counts appear beside each buzzer. 4. Reset the pressing order for the next question without clearing the score. Use Settings to reset scores during the game. MAKE IT YOUR GAME Choose the number of players, sound and text size in Settings. Supports 1–6 players on iPhone and 1–8 on iPad. Enable Endless Chance to pass the turn to the next player after a wrong answer. OPTIONAL QUESTIONS Play without entering any questions. If you want questions displayed in the app, add your own manually or import a CSV file. Built-in Japanese question packs are available with the device region set to Japan. Read-aloud voices support Japanese only; English question packs and voices are not included. QUIZBUZZER PLUS An optional one-time purchase removes ads and the limits on saved quiz lists and questions. Purchases can be restored with the same Apple Account.

About

常識王

A 4-choice rapid-fire quiz game where speed and courage to press the button determine victory. Test your knowledge and reflexes alone or compete with friends and family in local or online multiplayer matches. With over 1,900 questions across 19 genres, every game is a new challenge.

Highlights
  • Rapid-fire 4-choice quizzes
  • 19 diverse question genres
  • Over 1,900 unique questions
  • Solo play for practice
  • Local multiplayer for up to 4 players
  • Online multiplayer with matchmaking and friend invites
  • Leaderboards and ranking system
Features
Read full description

知っているだけでは勝てない。 答えに気づく速さと、ボタンを押す勇気が勝負を決める! 「常識王」は、1人でも、家族や友達とも盛り上がれる4択早押しクイズです。 問題と4つの選択肢を見て、分かった瞬間に早押し! 回答権を取ったら、制限時間10秒以内に答えを選びましょう。 正解すればポイント獲得。 間違えると回答権を失い、ほかのプレイヤーに逆転のチャンスが移ります。 確信して押すか、誰よりも先に勝負するか。最後まで展開の読めない10問勝負です。 ■ 全1,900問をランダム出題 一般常識、食べ物、動物、スポーツ、IT・ネット、文化、科学、地理、歴史、言葉、数学、生活・マナー、社会・経済、芸術、乗り物、名所、健康・からだ、季節・行事、雑学の19ジャンルを収録。 遊ぶたびに違う問題と出会えます。 ■ 1人で腕試し 10問中何問正解できるか、自分の知識と反応速度に挑戦。 短時間で遊べるので、暇つぶしや毎日の脳トレにもぴったりです。 ■ 1台で最大4人対戦 端末を囲んで早押し勝負。 友達や家族との集まりで、思わぬ珍回答や大逆転が生まれます。 ■オンライン対戦 クイックマッチで対戦相手を探すことも、フレンドマッチで友達を集めて遊ぶこともできます。 勝敗で変動するレートとランキングで、全国のプレイヤーに挑戦しましょう。 知識、ひらめき、決断力。 「常識王」の座をつかめ!

Screenshots

QuizBuzzerX2 screens
常識王4 screens

Verdict

The call

The clearest difference is in-app purchases: 常識王 at none against QuizBuzzerX's 2. QuizBuzzerX's advantage is review sentiment (80% vs 50%) and update cadence (weekly vs monthly). On price, ads, 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. QuizBuzzerX sells 2 one-off in-app purchases. 常識王 asks for nothing beyond the download.

UpkeepUpdate frequency

QuizBuzzerX ships an update weekly, 常識王 monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 4 level
QuizBuzzerX versus 常識王: the parameters behind the verdict, then further details
ParameterQuizBuzzerX常識王
PriceFreeFree
Positive reviews80.0% of reviews — better50.0% of reviews
Update frequencyWeekly — betterMonthly
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.6 — better
Further details — not scored
Size10 MB11 MB
Age rating4+4+
DeveloperYoshitaka TanakaIBUKI YOSHIDA

Customer experience

QuizBuzzerX

Written reviews5 reviews
Positive80.0%
Neutral20.0%
Negative0.0%

常識王

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

2 purchases

QuizBuzzerX

One-time2
  • 初級・中級者向けの早押し問題集400問$0.49
  • QuizBuzzer Plus$4.99
None

常識王

No in-app purchases

Questions

Is QuizBuzzerX free?
QuizBuzzerX is free to download, with in-app purchases available.
Is 常識王 free?
常識王 is free to download, with no in-app purchases.
Do QuizBuzzerX or 常識王 have ads?
Both QuizBuzzerX and 常識王 show ads.
Which is updated more often, QuizBuzzerX or 常識王?
QuizBuzzerX ships an update weekly, and 常識王 monthly. Most recently, QuizBuzzerX was updated on October 30, 2026 and 常識王 on October 31, 2026.

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