Comparison

Mental Calculation & Abacus vs 4 Mining

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

Head to head
About

Mental Calculation & Abacus

Engage in a fun and educational game designed to enhance mental calculation skills. Learn to use an abacus with an easy-to-follow tutorial and practice with diverse question types.

Highlights
  • Mental calculation practice
  • Abacus learning tutorial
  • Variety of practice questions
  • Suitable for all ages
Features
Read full description

Play the best Mental Calculation and Abacus game! * Practice with a variety of questions * Easy tutorial for learning Abacus

About

4 Mining

Features
Read full description

4 mining is a game where you combine blocks surrounding gemstones to obtain more gems. Experience the fun that comes from the simplicity of 1+1=2.

Screenshots

Mental Calculation & Abacus3 screens
4 Mining4 screens

Verdict

The call

The clearest difference is update cadence: 4 Mining at every 3 days against Mental Calculation & Abacus's every 6 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Mental Calculation & Abacus ships an update every 6 months, 4 Mining every 3 days. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

Scorecard1 real difference · 9 level
Mental Calculation & Abacus versus 4 Mining: the parameters behind the verdict, then further details
ParameterMental Calculation & Abacus4 Mining
PriceFreeFree
Rating4.8 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 6 monthsEvery 3 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better13.0
Further details — not scored
Size143 MB102 MB
Age rating4+4+
DeveloperPark JisangFROMTHERED

In-app purchases

None

Mental Calculation & Abacus

No in-app purchases

None

4 Mining

No in-app purchases

Questions

Is Mental Calculation & Abacus free?
Mental Calculation & Abacus is free to download, with no in-app purchases.
Is 4 Mining free?
4 Mining is free to download, with no in-app purchases.
Do Mental Calculation & Abacus or 4 Mining have ads?
Both Mental Calculation & Abacus and 4 Mining show ads.
Which is updated more often, Mental Calculation & Abacus or 4 Mining?
Mental Calculation & Abacus ships an update every 6 months, and 4 Mining every 3 days. Most recently, Mental Calculation & Abacus was updated on October 16, 2026 and 4 Mining on October 12, 2026.

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