Comparison

Mental Abacus Book 3 vs Abacus Simulator

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

Head to head
About

Mental Abacus Book 3

Features
Read full description

Mental Abacus Book 3 is a bible on rapid calculations. It covers all kinds of vedic mathematics tricks for fast calculations. Book 1 introduces rapid calculations on addition and subtraction, while Book 3 mainly focuses on magic ways in solving multiplications. Abacus serves as an incredible tool in making everything easy and fast. Most important of all, all these methods help to activate and keep our brains shape. Further to Book 2, specific abacus pitfalls are included at the same time. As in the abacus series, Mental Abacus Book 3 is divided into two sections, namely Tutorial and Abaculator. ABACUS TUTORIAL Interfaces are organized in a simple and easy way as in the previous books. Rapid calculation techniques are explained not only in words, but also with sample questions. Numerous examples with demonstration will definitely further strengthen the study effectiveness. For Chapter 7 onwards, prerequisite knowledge of Book 2 is required. ABACULATOR A great tool that demonstrates the steps for BOTH hands abacus mental arithmetic. Just enter any multiplication equation, Abaculator will determine which rapid calculation method should be used, and show you every step with detailed description and explanation. You can pause and continue whenever you need, or even switch to show set of steps for other number or equation in the middle of the demonstration. And More...VIRTUAL ABACUS Built-in virtual abacus enables you to follow the lessons and practice the Two Hands Fingering Method on the abacus at the same time. You can try to solve the examples on the virtual abacus by yourself and check with the demonstration steps provided on the page as well. FEATURES SUMMARY: - All kinds of Rapid Calculations on Multiplication - Multiplicative Pithy Formula Tricks - Abacus Decimal Division - Rounding to the nearest hundredth Pitfall - Dealing with Negative Numbers on Abacus - Abaculator auto-determines the best rapid calculation method - Two hands fingering method fosters right brain functions - Virtual Abacus allows you to practise along everywhere - Assists in achieving the ultimate aim of abacus training, transforming visualized beads move on imaginary abacus and getting rid of the substantial abacus

About

Abacus Simulator

Enhance your mental math abilities with interactive abacus exercises. This app offers guided lessons and daily drills to improve calculation speed, focus, and accuracy. Customize your abacus for a fun and engaging learning experience.

Highlights
  • Interactive abacus exercises
  • Guided step-by-step lessons
  • Daily skill-sharpening exercises
  • Focus, speed, and accuracy improvement
  • Customizable abacus
Features
Read full description

Count faster with Abacus! Build your mental math skills with our interactive exercises. From basic to advanced calculations, we got you covered! It is easy, fun, and free! Why Abacus? Guided lessons - step-by-step tutorials on every level. Sharpen skills - improve focus, speed, and accuracy through our daily exercises. Fun - customize your abacus and have fun with it!

Screenshots

Mental Abacus Book 34 screens
Abacus Simulator4 screens

Verdict

The call

The clearest difference is price: Abacus Simulator at Free against Mental Abacus Book 3's $8.99. Abacus Simulator also leads on update cadence (every 3 weeks vs every 20 months). Mental Abacus Book 3's advantage is in-app purchases (none vs 10) and iOS requirement (8.0 vs 13.0). On ads 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

Abacus Simulator is free to download; Mental Abacus Book 3 costs $8.99 up front. Abacus Simulator sells 10 one-off in-app purchases. Mental Abacus Book 3 asks for nothing beyond the download.

UpkeepUpdate frequency

Mental Abacus Book 3 ships an update every 20 months, Abacus Simulator every 3 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Mental Abacus Book 3 versus Abacus Simulator: the parameters behind the verdict, then further details
ParameterMental Abacus Book 3Abacus Simulator
Price$8.99Free — better
Rating—4.7 (41 ratings) — better
Positive reviews—72.4% of reviews
Number of ratings—41 — better
Update frequencyEvery 20 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size13 MB41 MB
Age rating4+4+
DeveloperHamster Force Multimedia Ltd.Nicholas Ang

In-app purchases

None

Mental Abacus Book 3

No in-app purchases

10 purchases

Abacus Simulator

One-time10
  • Cloud Beads$1.99
  • Coconut Beads$1.99
  • Lemon Beads$1.99
Show 7 more
  • Mushroom Beads$1.99
  • Penguin Beads$1.99
  • Flower Beads$1.99
  • Orange Beads$1.99
  • Snail Beads$1.99
  • Snowman Beads$1.99
  • Watermelon Beads$1.99

Questions

Is Mental Abacus Book 3 free?
Mental Abacus Book 3 costs $8.99, with no in-app purchases.
Is Abacus Simulator free?
Abacus Simulator is free to download, with in-app purchases available.
Do Mental Abacus Book 3 or Abacus Simulator have ads?
Neither Mental Abacus Book 3 nor Abacus Simulator shows ads.
Which is updated more often, Mental Abacus Book 3 or Abacus Simulator?
Mental Abacus Book 3 ships an update every 20 months, and Abacus Simulator every 3 weeks. Most recently, Mental Abacus Book 3 was updated on October 8, 2026 and Abacus Simulator on October 24, 2026.

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