Flash mental calculation vs そろばん暗算の計算なら そろばんDANQ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flash mental calculation
Practice mental arithmetic with this educational app. Review your calculation process, and easily re-challenge mistaken problems from your past logs. Upgrade to save more calculation history.
- Practice flash mental arithmetic
- Review calculation process
- Rechallenge mistaken problems
- Save past calculation logs
- Log history saved after purchase
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This app that you can practice flash mental arithmetic. You can review the calculation process by tapping the confirmation button after calculation. In addition, since the question which was made is saved in the past log, you can rechallenge the mistaken problem later. The past logs are saved for 10 questions before purchase, and 150 questions can be saved after purchase. ■ Past log Challenge mode, practice mode questions and results are automatically saved. Touch the challenge button to re-challenge the question. The past logs are saved for 10 questions before purchase and 150 questions are stored after purchase.
そろばん暗算の計算なら そろばんDANQ
This app is designed for serious practice of abacus calculation and mental abacus. It offers automatic scoring and re-presents incorrect problems for efficient learning. Practice with problems used by over 100 million people, covering all levels from beginner to advanced.
- Abacus calculation practice
- Mental abacus training
- Automatic scoring
- Adaptive problem re-presentation
- Progress visualization with graphs
- Problems from a leading Japanese publisher
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そろばん暗算計算アプリ DANQ(ダンク)の特長 ■そろばん計算に特化 そろばん計算、そろばん暗算を本気で練習する人のためのアプリです。答えをアプリに入力するだけ。採点は自動、間違えた問題だけ自動で出題する機能もあるので練習効率が劇的に上がります。 ■日本で一番使われている問題が無料で解ける 累計1億人以上が利用する朝日プリント社が監修、問題提供。今も全国のそろばん教室で使われているテキストの問題をそのまま収録してるから今日からスグ使えます。そろばん暗算はもちろん、すべての級と段位に対応。 ■練習結果データを可視化 練習結果は全てきれいなグラフで可視化され、達成感を感じれるのでモチベーションが続きやすくなります。
Screenshots
Verdict
The clearest difference is rating: Flash mental calculation at 5.0 against そろばん暗算の計算なら そろばんDANQ's 3.0. そろばん暗算の計算なら そろばんDANQ's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume 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. Flash mental calculation sells 1 one-off in-app purchase. そろばん暗算の計算なら そろばんDANQ asks for nothing beyond the download.
Flash mental calculation holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Flash mental calculation ships an update every 5 months, そろばん暗算の計算なら そろばんDANQ monthly. The most recent releases landed on August 19, 2026 and July 5, 2026 respectively.
| Parameter | Flash mental calculation | そろばん暗算の計算なら そろばんDANQ |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 74 MB |
| Age rating | 4+ | 4+ |
| Developer | kenji kiuchi | Oriens, Inc. |
Customer experience
Flash mental calculation
そろばん暗算の計算なら そろばんDANQ
In-app purchases
Flash mental calculation
- Remove AD & All function Release.$9.99
そろばん暗算の計算なら そろばんDANQ
No in-app purchases
Questions
Is Flash mental calculation free?
Is そろばん暗算の計算なら そろばんDANQ free?
Which has better reviews, Flash mental calculation or そろばん暗算の計算なら そろばんDANQ?
Do Flash mental calculation or そろばん暗算の計算なら そろばんDANQ have ads?
Which is updated more often, Flash mental calculation or そろばん暗算の計算なら そろばんDANQ?
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