Comparison

Flash mental calculation vs Abacus Mental Math Training

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Practice flash mental arithmetic
  • Review calculation process
  • Rechallenge mistaken problems
  • Save past calculation logs
  • Log history saved after purchase
Features
Read full description

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.

About

Abacus Mental Math Training

This app offers professional training and assessment for abacus mental calculation and flash calculation, adhering to international grading standards. It features challenge and custom modes to help users improve their math and speed calculation skills.

Highlights
  • Adheres to World Abacus Mental Calculation Federation standards
  • Challenge Mode with 10 levels and 200 stages
  • Custom Mode for Flash Calculation and Abacus practice
  • Adjustable calculation parameters (number range, digits, time)
  • Gradual difficulty progression
  • Simulates exam conditions
Features
Read full description

"Abacus Mental Calculation - Grade Assessment for Mental Math and Flash Anzan", a professional training and exam tool is a specialized application designed strictly in accordance with the "World Abacus Mental Calculation Federation Abacus Mental Calculation Grade Assessment Standard." It features professional grading, rich content, ease of use, and an educational and entertaining experience. It is an essential training and exam tool for mathematics enthusiasts and flash calculation enthusiasts. The application is divided into two main modes: Challenge Mode and Custom Mode. The Challenge Mode consists of 10 levels and 200 stages, corresponding to the proficiency and ability assessment standards of Abacus Mental Calculation from Level 10 to Level 1. The difficulty of each stage progresses gradually, and the exam stages of each major level strictly adhere to the question paper standards of the "Abacus Mental Calculation Grade Assessment Standard." This allows examinees and speed calculation enthusiasts to receive comprehensive Abacus Mental Calculation training and assess their own mental calculation skills. Level 5 of Abacus Mental Calculation corresponds to the corresponding level of the Computerized Accounting Certificate in the Certified Public Accountant examination, providing relevant individuals with ample practice opportunities. In the Abacus Mental Calculation examination and assessment standards, Levels 8-10 only involve addition and subtraction, while Levels 1-7 also include multiplication and division. The exam settings, difficulty, time limit, number of questions, and question types in this application fully comply with the corresponding exam standards. If students can successfully pass the corresponding level exam in this application, they can be considered to possess the equivalent qualification of Abacus Mental Calculation and can confidently participate in the grade assessment exam. The Custom Mode includes Flash Calculation and Abacus Mental Calculation functions. In Flash Calculation, users can select calculation methods, number range, number of digits, and time intervals. In Abacus Mental Calculation, users can customize calculation methods, number of questions, and time limit, thereby improving their mathematical and mental calculation skills through extensive and repetitive training. Our Abacus Mental Calculation and Flash Anzan application has a fresh and concise interface, natural and friendly interactions, and provides a user-friendly experience. It can quickly help mathematics enthusiasts improve their Abacus Mental Calculation performance and mathematical calculation skills. It is suitable for students of all levels, various abacus calculation, speed calculation, and mental calculation enthusiasts, as well as individuals preparing for Abacus Mental Calculation grade assessment and computerized accounting examinations. Our goal has always been to create a professional Abacus Mental Calculation and Flash Calculation application. We sincerely hope that this application can enhance your mental calculation ability, cognitive skills, and mathematical proficiency, and help you successfully pass the grade assessment exam!

Screenshots

Flash mental calculation3 screens
Abacus Mental Math Training4 screens

Verdict

The call

The clearest difference is review sentiment: Flash mental calculation at 100% against Abacus Mental Math Training's 20%. Flash mental calculation also leads on rating (5.0 vs 4.1). Abacus Mental Math Training's advantage is update cadence (monthly vs every 5 months) and ratings volume (30 vs 2). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flash mental calculation sells 1 one-off in-app purchase and Abacus Mental Math Training sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Flash mental calculation holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Abacus Mental Math Training has 30 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Flash mental calculation's written reviews are positive against 20% of Abacus Mental Math Training's.

UpkeepUpdate frequency

Flash mental calculation ships an update every 5 months, Abacus Mental Math Training monthly. The most recent releases landed on August 19, 2026 and August 22, 2026 respectively.

Scorecard5 real differences · 5 level
Flash mental calculation versus Abacus Mental Math Training: the parameters behind the verdict, then further details
ParameterFlash mental calculationAbacus Mental Math Training
PriceFreeFree
Rating5.0 (2 ratings) — better4.1 (30 ratings)
Positive reviews100.0% of reviews — better20.0% of reviews
Number of ratings230 — better
Update frequencyEvery 5 monthsMonthly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.610.0 — better
Further details — not scored
Size11 MB34 MB
Age rating4+4+
Developerkenji kiuchiPeikun Duan

Customer experience

Flash mental calculation

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Abacus Mental Math Training

All ratings30 ratings
Positive73.3%
Neutral10.0%
Negative16.7%
Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

1 purchases

Flash mental calculation

One-time1
  • Remove AD & All function Release.$9.99
1 purchases

Abacus Mental Math Training

One-time1
  • Remove Ads$2.59

Questions

Is Flash mental calculation free?
Flash mental calculation is free to download, with in-app purchases available.
Is Abacus Mental Math Training free?
Abacus Mental Math Training is free to download, with in-app purchases available.
Which has better reviews, Flash mental calculation or Abacus Mental Math Training?
Flash mental calculation is rated higher. Flash mental calculation averages 5.0 out of 5 from 2 ratings, while Abacus Mental Math Training averages 4.1 from 30 ratings.
Do Flash mental calculation or Abacus Mental Math Training have ads?
Both Flash mental calculation and Abacus Mental Math Training show ads.
Which is updated more often, Flash mental calculation or Abacus Mental Math Training?
Flash mental calculation ships an update every 5 months, and Abacus Mental Math Training monthly. Most recently, Flash mental calculation was updated on August 19, 2026 and Abacus Mental Math Training on August 22, 2026.

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