Calculator Quest vs 10を作れ！【脳トレ】
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!
10を作れ！【脳トレ】
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4つの数字を見かけると思わず計算したくなってしまう。 そんな貴方の欲求を満たすアプリです。 10を作るというシンプルなルールですが、頭がフル回転する 問題がたくさんあります。君は全問正解できるかな。 加減乗除（足し算、引き算、掛け算、割り算）だけに絞っていますので、小学生の方から、大人の方まで、幅広く楽しめます。算数の基礎力がぐんぐん伸びます。 レイアウトがおかしい方は、スクリーンショットを送って下さい。 Music is VFR
Screenshots
Verdict
The clearest difference is update cadence: Calculator Quest at every 4 months against 10を作れ！【脳トレ】's every 9 months. Calculator Quest also leads on iOS requirement (13.0 vs 16.0). 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.
Calculator Quest ships an update every 4 months, 10を作れ！【脳トレ】 every 9 months. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.
| Parameter | Calculator Quest | 10を作れ！【脳トレ】 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (14 ratings) — better | — |
| Positive reviews | 72.3% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 4 months — better | Every 9 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Masakazu Yonehara | YUKI HAYANO |
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
10を作れ！【脳トレ】
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator Quest
No in-app purchases
10を作れ！【脳トレ】
No in-app purchases
Questions
Is Calculator Quest free?
Is 10を作れ！【脳トレ】 free?
Do Calculator Quest or 10を作れ！【脳トレ】 have ads?
Which is updated more often, Calculator Quest or 10を作れ！【脳トレ】?
Other comparisons
