Comparison

Matsy Abacus vs Flash Mental Math

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

Head to head
About

Matsy Abacus

This educational app helps children master mental arithmetic through engaging games and adaptive trainers. It utilizes abacus techniques, flash cards, and proven methods to boost calculation speed, focus, and memory. Suitable for students, parents, and teachers seeking effective mental math tools.

Highlights
  • Abacus flash cards
  • Multiplication and division trainers
  • Mental math exercises
  • Brother/Friend techniques
  • 5050 mode
  • Speed & accuracy games
  • Adaptive difficulty
Features
Read full description

Matsy Abacus – Mental Math Trainers for
Boost mental calculation, focus, and memory through play! Matsy Abacus is an educational app that helps children master mental arithmetic with engaging exercises and adaptive trainers. Mental math, abacus techniques, flash cards, and proven methods like “Brother” and “Friend” — all in one app. Inside the app: * Flash cards for learning the abacus * Trainers for multiplication and division — including times tables * Mental math exercises: addition and subtraction with multiple levels * “Brother”, “Friend”, and “Brother + Friend” techniques — simple explanations and practice * 5050 mode — count from 1 to 100 and back * Speed & accuracy games — improve results daily * Flexible difficulty settings — adapts to your level What is mental arithmetic? Mental arithmetic is a method of mental calculation based on abacus practice. It develops: * Fast mental math * Concentration and attention * Logical and visual thinking * Memory and observation skills Who is it for? * Students in mental arithmetic schools * Math competition participants * Elementary school students (Grades 1–4) * Parents and teachers looking for effective mental math tools Why choose Matsy Abacus? * Simple and clear abacus learning * Fun mini-games and trainers * Suitable for both beginners and advanced users * Train anytime — even short sessions bring results Help your child grow mathematically —
Download Matsy Abacus and start exploring the world of mental math today! Terms of Use: https://mental-workout.github.io/terms_of_use.html Privacy Policy: https://mental-workout.github.io/privacy_policy.html

About

Flash Mental Math

Practice mental arithmetic with various difficulty levels and custom modes. This app serves as a brain training tool to enhance calculation skills.

Highlights
  • Mental arithmetic practice
  • Easy, normal, and difficult modes
  • Customizable modes
  • Brain training
  • Calculation skill improvement
Features
Read full description

Flash mental arithmetic practice app In addition to the easy, normal, and difficult modes, there are also custom modes. It can also be a brain training to improve mental arithmetic

Screenshots

Matsy Abacus4 screens
Flash Mental Math3 screens

Verdict

The call

The clearest difference is in-app purchases: Flash Mental Math at none against Matsy Abacus's 5. Matsy Abacus's advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Matsy Abacus sells 5 in-app purchases, starting at $2.99 per month. Flash Mental Math asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Matsy Abacus holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 30 and 18 respectively.

UpkeepUpdate frequency

Matsy Abacus ships an update monthly, Flash Mental Math every 3 months. The most recent releases landed on September 22, 2026 and August 3, 2026 respectively.

Scorecard6 real differences · 4 level
Matsy Abacus versus Flash Mental Math: the parameters behind the verdict, then further details
ParameterMatsy AbacusFlash Mental Math
PriceFreeFree
Rating4.9 (30 ratings) — better4.7 (18 ratings)
Positive reviews100.0% of reviews—
Number of ratings30 — better18
Update frequencyMonthly — betterEvery 3 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.4 — better15.6
Further details — not scored
Size66 MB14 MB
Age rating4+4+
DeveloperIGOR ILINRyouhei Azuma

Customer experience

Matsy Abacus

All ratings30 ratings
Positive96.7%
Neutral3.3%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Flash Mental Math

All ratings18 ratings
Positive94.4%
Neutral0.0%
Negative5.6%

In-app purchases

5 purchases

Matsy Abacus

Subscriptions4
  • Mental Workout Premium Month7 Days trial$2.991 Month
  • Premium (6 months)7 Days trial$8.996 Months
  • Matsy Premium Year$9.991 Year
Show 1 more
  • Mental Workout Premium Year7 Days trial$14.991 Year
One-time1
  • Mental Workout Premium$7.99
None

Flash Mental Math

No in-app purchases

Questions

Is Matsy Abacus free?
Matsy Abacus is free to download, with in-app purchases available.
Is Flash Mental Math free?
Flash Mental Math is free to download, with no in-app purchases.
Which has better reviews, Matsy Abacus or Flash Mental Math?
Matsy Abacus is rated higher. Matsy Abacus averages 4.9 out of 5 from 30 ratings, while Flash Mental Math averages 4.7 from 18 ratings.
Do Matsy Abacus or Flash Mental Math have ads?
Flash Mental Math shows ads; Matsy Abacus does not.
Which is updated more often, Matsy Abacus or Flash Mental Math?
Matsy Abacus ships an update monthly, and Flash Mental Math every 3 months. Most recently, Matsy Abacus was updated on September 22, 2026 and Flash Mental Math on August 3, 2026.

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