Flash Mental Calc vs フラッシュ暗算+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flash Mental Calc
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Boost your mental math skills with Flash Mental Calculation! A simple and effective training app where numbers flash on screen and you calculate the sum as fast as you can. 【Features】 · Addition, Subtraction & Mixed mode · Customizable difficulty (digits, count, speed) · Sound & haptic feedback · Japanese / English / Chinese 【Premium - one-time】 · Mixed mode (addition + subtraction) · Unlimited custom difficulty · Accuracy charts & statistics
フラッシュ暗算+
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フラッシュ暗算+は、画面に一瞬だけ表示される数字を素早く計算する脳トレアプリです。
Screenshots
Verdict
Flash Mental Calc and フラッシュ暗算+ are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 | Flash Mental Calc | フラッシュ暗算+ |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Wenbo Chen | otsuki hayato |
In-app purchases
Flash Mental Calc
No in-app purchases
フラッシュ暗算+
No in-app purchases
Questions
Is Flash Mental Calc free?
Is フラッシュ暗算+ free?
Do Flash Mental Calc or フラッシュ暗算+ have ads?
Other comparisons
