Calculator Quest vs Quick mental calculation
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!
Quick mental calculation
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Game to enter within a certain period of time the answer of mental arithmetic calculations will appear on the exam. Many times in a row you can do correct? It is a challenge to the rankings!
Screenshots
Verdict
The clearest difference is ads: Calculator Quest at none against Quick mental calculation's shown. Quick mental calculation's advantage is update cadence (every 11 days vs every 4 months). On price, in-app purchases, 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
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, Quick mental calculation every 11 days. The most recent releases landed on July 8, 2026 and September 10, 2026 respectively.
| Parameter | Calculator Quest | Quick mental calculation |
|---|---|---|
| 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 | Every 11 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Masakazu Yonehara | ERX |
In-app purchases
Calculator Quest
No in-app purchases
Quick mental calculation
No in-app purchases
Questions
Is Calculator Quest free?
Is Quick mental calculation free?
Do Calculator Quest or Quick mental calculation have ads?
Which is updated more often, Calculator Quest or Quick mental calculation?
Other comparisons
