Comparison

Plus Minus Math SD vs Busy Multiplication

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

Head to head
About

Plus Minus Math SD

Features
Read full description

STOP! This is the math trainer for children in primary school from grades 3, 4 and 5 and adults. Do you want to get better at mental math or practice automating math operations? Enjoy playing with this fun app. This version includes different types of operations, such as: - Addition (addition problems and plus sums) - Subtraction (minus sums and difference problems) - Multiplication (times tables from 1 to 10 and product problems) - Division (division problems and division sums) Options: - 90 levels - Addition, subtraction, multiplication and division - Multiple choice questions and open questions - Check your input with the result summary This fun game has 90 levels, from easy to difficult. Simple and effective. Try to open all 90 levels!

About

Busy Multiplication

Practice multiplication facts with this engaging game. Choose correct answers from multiple options to solve problems presented on a blackboard. Features two modes: endless training and a timed challenge to test speed and accuracy.

Highlights
  • Multiplication problem solving
  • Select correct answers from choices
  • Repeat Training Mode (endless)
  • Challenge Mode (timed)
  • Boosts for consecutive correct answers
  • Online leaderboards
Features
Read full description

Repeat training is important to remember "Multiplication" Let's try "Busy Multiplication"! 【How to play】 ・On this game "Multiplication" to be made on the blackboard one after another and you're selecting a correct answer. ・You can choose the correct answer from (6 choices) your notebook in front and carry the answer to the blackboard. ・It is two mode of "Repeat Training Mode" and "Challenge Mode". "Repeat Training Mode" ・It is endless mode and in here you can training freely. ・Repeat training is important to arithmetic. You learn by doing it iteratively. ・Touch the End button on the screen, you can end the game. Number of your correct answers and total time are display on the screen. "Challenging Mode" ・In this mode, the time limit of 6 minutes. After finished, number of your correct answers are display on the screen. ・In this mood will test your speed of answering and accuracy. So it's best to check your ability. ・Come loaded with "Boost" If you are formed in a succession of answer, it going to be increase speed. ・Link up with "OnlineRanking". Post on your score and compete for scores with your rivals. 【Providing Materials】 Images「Illustration AC」 http://www.ac-illust.com Font「Jinsei wa uso ka fontoka」 http://falseorfont.web.fc2.com Special Effects「Music is VFR」 http://musicisvfr.com Voice「Miki Yasukawa」 https://twitter.com/mikic_ton Rendering Audio「Mitsuteru Nagato」 https://twitter.com/mitieru_kun Special Thanks「Rivellion」 http://revellion.net

Screenshots

Plus Minus Math SD4 screens
Busy Multiplication4 screens

Verdict

The call

The clearest difference is update cadence: Busy Multiplication at every 5 weeks against Plus Minus Math SD's every 18 months. Busy Multiplication also leads on iOS requirement (9.0 vs 12.0). 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

Plus Minus Math SD ships an update every 18 months, Busy Multiplication every 5 weeks. The most recent releases landed on March 4, 2026 and August 13, 2026 respectively.

Scorecard2 real differences · 8 level
Plus Minus Math SD versus Busy Multiplication: the parameters behind the verdict, then further details
ParameterPlus Minus Math SDBusy Multiplication
PriceFreeFree
Rating—4.1 (8 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—8 — better
Update frequencyEvery 18 monthsEvery 5 weeks — better
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.09.0 — better
Further details — not scored
Size24 MB148 MB
Age rating4+4+
DeveloperAndela ICTteruhisa nagato

In-app purchases

None

Plus Minus Math SD

No in-app purchases

None

Busy Multiplication

No in-app purchases

Questions

Is Plus Minus Math SD free?
Plus Minus Math SD is free to download, with no in-app purchases.
Is Busy Multiplication free?
Busy Multiplication is free to download, with no in-app purchases.
Do Plus Minus Math SD or Busy Multiplication have ads?
Both Plus Minus Math SD and Busy Multiplication show ads.
Which is updated more often, Plus Minus Math SD or Busy Multiplication?
Plus Minus Math SD ships an update every 18 months, and Busy Multiplication every 5 weeks. Most recently, Plus Minus Math SD was updated on March 4, 2026 and Busy Multiplication on August 13, 2026.

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