Comparison

Math Grid Calculation Training vs 100 Squares

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

Head to head
About

Math Grid Calculation Training

Features
Read full description

Math Grid Calculation Training is a compact mental math training app inspired by the classic 100-cell calculation method. Compared to traditional 100-cell math exercises, this mini-sized version is quicker and easier to play, making it perfect for short study sessions and spare moments throughout the day. “Regular hundred cell calculation takes too long…” “I want quick brain training and math practice…” Math Grid Calculation Training is the perfect solution for anyone looking for a fast and enjoyable arithmetic training experience. Practice addition, subtraction, multiplication, and other math problems while improving your: * mental arithmetic skills * calculation speed * concentration * accuracy It is recommended for: * elementary school math practice * daily arithmetic training * brain training for adults * quick mental math exercises 【Features】 * Mini-sized grid math training * Quick and easy mental arithmetic practice * Perfect for short breaks and spare time * Improve both speed and accuracy * Fun for both kids and adults * Simple and easy-to-use controls Whether you enjoy math practice, brain training, or daily calculation exercises, Math Grid Calculation Training makes it easy to build a consistent learning habit. Challenge yourself with quick and compact grid math puzzles anytime, anywhere! 【Benefits of Grid Math Training】 Grid math training is a learning method that improves mental arithmetic and calculation speed by repeatedly solving math problems in a grid format. This style of training is also widely known through Professor Kageyama’s arithmetic exercises. Although the rules are simple, regular practice can provide many benefits: * Improve mental math ability Repeated calculation practice helps you solve arithmetic problems faster in your head. * Increase calculation speed Solving many problems within a limited time naturally improves speed. * Strengthen concentration Filling in the grid continuously helps improve focus and attention. * Improve accuracy You can train yourself to calculate quickly while reducing mistakes. * Build study habits Short practice sessions make it easier to continue daily learning and brain training. * Brain training and cognitive exercise Grid math is also popular among adults as a form of brain training and mental exercise. Grid math training is useful not only for elementary school students learning arithmetic, but also for: * middle school students * high school students * adults who want to improve mental math skills By practicing a little every day, you can gradually improve both speed and accuracy while gaining confidence in calculation. Small size of 100-cell calculation: math practice exercise to improve your brain!

About

100 Squares

Features
Read full description

100 Squares brings addition, subtraction, multiplication and division together in a single app - the classic drill for building elementary calculation skills. FEATURES - Pick one of the four operations and race the clock over 100 problems - A separate national ranking for each operation, so you can compete with players nationwide - The cursor moves to the next square as you answer, so you keep a steady rhythm - Remove ads with a one-time purchase (250 yen) for distraction-free practice - Available in English, Chinese (Simplified), Korean and Spanish THE FOUR OPERATIONS - Addition - 100 problems adding 0 to 9 - Subtraction - 100 problems that never go below zero - Multiplication - 100 problems covering the times tables - Division - 100 problems that always divide evenly RECOMMENDED FOR - Parents who want to sharpen their child's calculation speed - Building a daily study habit - Kids who want to get good at arithmetic in a fun, game-like way Simple to use, anytime and anywhere. Give it a try together as a family!

Screenshots

Math Grid Calculation Training4 screens
100 Squares4 screens

Verdict

The call

The clearest difference is update cadence: 100 Squares at every 5 days against Math Grid Calculation Training's every 2 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. Math Grid Calculation Training sells 1 one-off in-app purchase and 100 Squares sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Math Grid Calculation Training ships an update every 2 months, 100 Squares every 5 days. Both last shipped on October 31, 2026.

Scorecard1 real difference · 5 level
Math Grid Calculation Training versus 100 Squares: the parameters behind the verdict, then further details
ParameterMath Grid Calculation Training100 Squares
PriceFreeFree
Update frequencyEvery 2 monthsEvery 5 days — better
AdsYesYes
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.4
Further details — not scored
Size96 MB44 MB
Age rating4+4+
DeveloperMasaki KannoRobonet Communications inc.

In-app purchases

1 purchases

Math Grid Calculation Training

One-time1
  • Remove Ads$2.99
1 purchases

100 Squares

One-time1
  • 広告非表示$1.99

Questions

Is Math Grid Calculation Training free?
Math Grid Calculation Training is free to download, with in-app purchases available.
Is 100 Squares free?
100 Squares is free to download, with in-app purchases available.
Do Math Grid Calculation Training or 100 Squares have ads?
Both Math Grid Calculation Training and 100 Squares show ads.
Which is updated more often, Math Grid Calculation Training or 100 Squares?
Math Grid Calculation Training ships an update every 2 months, and 100 Squares every 5 days. Most recently, Math Grid Calculation Training was updated on October 31, 2026 and 100 Squares on October 31, 2026.

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