Quick mental calculation vs Goldbach conjecture
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
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!
Goldbach conjecture
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This app is a simple game about Goldbach's conjecture. This game is inspired by the movie, Marguerite's Theorem.
Screenshots
Verdict
The clearest difference is device support: Quick mental calculation at 2 against Goldbach conjecture's —. Quick mental calculation also leads on iOS requirement (12.0 vs 16.0). On price and in-app purchases 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.
| Parameter | Quick mental calculation | Goldbach conjecture |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days | — |
| Ads | Yes | — |
| In-app purchases | No | No |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 21 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | ERX | Sungjun Kim |
In-app purchases
Quick mental calculation
No in-app purchases
Goldbach conjecture
No in-app purchases
Questions
Is Quick mental calculation free?
Is Goldbach conjecture free?
Other comparisons
