Calculator Quest vs Crush9×9
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Calculator Quest
This app merges a functional calculator with role-playing game elements. It offers a "Calc mode" for standard calculations, a fast-typing number game, and a mental arithmetic challenge.
- Standard calculator functionality
- Fast-typing number game
- Mental arithmetic time attack
- RPG elements
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A calculator and an RPG combine to form a miraculous hybrid! Includes bonus quick-typing game and math game! ※Rest assured, this app also works as a calculator. - Use for regular calculator operations! Calc mode! - Type the numbers and symbols as fast as you can! Quickdraw Colosseum! - Try your hand at the “mental arithmetic” time attack mode in Mental Math Kingdom!
Crush9×9
A quick brain training game that sharpens your mind in just 5 minutes a day. Solve multiplication problems by tapping the correct numbers to form equations. Suitable for all ages, it's a fun way to exercise your brain.
- Multiplication puzzle solving
- Quick daily brain training
- Simple tap controls
- Suitable for all ages
- Short play sessions
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九九計算を駆使して衝突を回避せよ！ １日５分で頭が良くなる爽快脳トレゲームです。 □×□＝48 Q.□に入る2つの数字はどれ？ 遊び方はとっても簡単！ 九九を成立させる2つの数字をタップするだけ。 子供から大人までお楽しみ頂けます。 毎日少しの時間でも頭の体操をしましょう！
Screenshots
Verdict
The clearest difference is rating: Crush9×9 at 5.0 against Calculator Quest's 4.1. Crush9×9 also leads on update cadence (every 6 weeks vs every 4 months) and iOS requirement (11.0 vs 15.0). Calculator Quest's advantage is monetization model (free vs ad-supported) and ratings volume (14 vs 2). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Crush9×9 holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Calculator Quest has 14 ratings behind it against 2, so its average is the more settled of the two.
Calculator Quest ships an update every 4 months, Crush9×9 every 6 weeks. The most recent releases landed on October 29, 2026 and October 21, 2026 respectively.
| Parameter | Calculator Quest | Crush9×9 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (14 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 72.3% of reviews | — |
| Number of ratings | 14 — better | 2 |
| Update frequency | Every 4 months | Every 6 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | Masakazu Yonehara | ZERONE |
Customer experience
Calculator Quest
Crush9×9
Bugs and requests
Calculator Quest
Reported bugs
4 issues- App crashes immediately after killing monsters
- Ads showing up on the top blocking off numbers
- App needs to be updated for iOS 11
- Can't use on new iPhone
Requested features
13 requests- Pay to remove ads option
- Offline play option
- More games to play
- Increase calculation level
- Add different calculation types (add, subtract, multiply, divide)
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- Add maps and companions for RPG elements
- Make game the main focus, not calculator
- Add hidden command games
- More gameplay features
- Enhance calculation function
- Make questions harder with progression
- Add items like skipping problems
- Update for newer iOS versions
Crush9×9
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator Quest
No in-app purchases
Crush9×9
No in-app purchases
Questions
Is Calculator Quest free?
Is Crush9×9 free?
Which has better reviews, Calculator Quest or Crush9×9?
Do Calculator Quest or Crush9×9 have ads?
Which is updated more often, Calculator Quest or Crush9×9?
Other comparisons
