Flash mental calculation vs FLASH ANZAN (arithmetic)
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.
FLASH ANZAN (arithmetic)
Practice mental arithmetic with adjustable settings for digit count, flash speed, and problem quantity. Designed to enhance calculation skills through timed exercises.
- Adjustable number of digits (1-7)
- Customizable flash time (0.1-3.0 seconds)
- Selectable number of problems (5-100)
- Focus on mental calculation
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-Number of Digits to choose from 1-7 -Flash time (speed) can be changed from 3.0 to 0.1 seconds -Number of problem to choose from 5-100
Screenshots
Verdict
The clearest difference is rating: Flash mental calculation at 5.0 against FLASH ANZAN (arithmetic)'s 3.7. Flash mental calculation also leads on review sentiment (100% vs 75%). FLASH ANZAN (arithmetic)'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. FLASH ANZAN (arithmetic) asks for nothing beyond the download.
Flash mental calculation holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 100% of Flash mental calculation's written reviews are positive against 75% of FLASH ANZAN (arithmetic)'s.
Flash mental calculation ships an update every 5 months, FLASH ANZAN (arithmetic) monthly. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.
| Parameter | Flash mental calculation | FLASH ANZAN (arithmetic) |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 3.7 (3 ratings) |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | 2 | 3 — better |
| 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 | 8.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | kenji kiuchi | Mako Muraoka Yudai Muraoka |
Customer experience
Flash mental calculation
FLASH ANZAN (arithmetic)
In-app purchases
Flash mental calculation
- Remove AD & All function Release.$9.99
FLASH ANZAN (arithmetic)
No in-app purchases
Questions
Is Flash mental calculation free?
Is FLASH ANZAN (arithmetic) free?
Which has better reviews, Flash mental calculation or FLASH ANZAN (arithmetic)?
Do Flash mental calculation or FLASH ANZAN (arithmetic) have ads?
Which is updated more often, Flash mental calculation or FLASH ANZAN (arithmetic)?
Other comparisons
