Comparison

ひっさん vs Smart Math Drills

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

Head to head
About

ひっさん

Practice multiplication problems with a familiar Japanese method. Fill in the blanks to solve equations ranging from 2-digit by 2-digit to 4-digit by 4-digit calculations. This educational game reinforces a common learning technique.

Highlights
  • Familiar Japanese multiplication method
  • Fill-in-the-blank problem solving
  • 2-digit x 2-digit problems
  • 3-digit x 3-digit problems
  • 4-digit x 4-digit problems
  • Reinforces carrying over
Read full description

小学校ぐらいでかけ算解く時によくやってたアレが遊べます。 日本にいる限りはこの学び方からそうそう離れられません、インドな奴覚えても途中式とか無いと減点されるのが日本ですしね。 指定された枠の箇所に入る数字をどんどん入れていってください。 自ずと答えが導き出されるでしょう。 2桁×2桁、3桁×3桁、4桁×4桁の3種類が遊べます。 繰り上げとかしちゃおうぜ!

About

Smart Math Drills

Features
Read full description

- Smart Math Drills is a simple and smart free math learning app for toddlers to elementary school students that visualizes changes in numbers. - When adding and subtracting, it is very important to understand the concept that 10 pieces are a block. With this app, you can see the changes in numbers with colors like math counters, and the number bounds when the digits go up are automatically displayed, making it easier to understand. - Let's memorize the multiplication tables by listening to the audio. - You can also learn how to calculate two-digit multiplication and division by seeing the process of column addition. - You can also create a drill with any number you like. - It is simple and lightweight, and there is no need to enter troublesome answers, so you can proceed quickly with a single button and your calculation skills will improve rapidly. - You can write letters by tracing the screen, so you can make draft notes for calculations. If you make a mistake, look at the correct answer and correct it in red. You can also practice memorizing numbers. - It's completely free and there are no communication fees and no charges (excluding advertisements). [All] - From the red buttons “Principle”, use the arrow buttons (long press to fast forward) to understand the change of numbers. - From the yellow buttons, let's do a 10-question drill. - From the blue buttons “Custom”, set the number and create a 10-question drill. - Below the red buttons “Principle (column)”, column calculation is displayed. - If you score 100 points, you will level up (max Lv99) and the pictures that appear ( illust-dayori.com ) will change. No ads are displayed. - If you press the "?" button on each page, a hint explanation and audio will appear. [Addition] - From the green buttons "= 5" and "= 10", let's memorize the numbers that add up to 5 and 10. [Multiplication] - From the red buttons “Principle”, let's understand the multiplication table and memorize it with audio. [Number] - Let's memorize the numbers from 1 to 100 by writing them or listening to the audio.

Screenshots

ひっさん4 screens
Smart Math Drills4 screens

Verdict

The call

The clearest difference is update cadence: Smart Math Drills at every 2 days against ひっさん's every 34 months. ひっさん's advantage is iOS requirement (7.0 vs 11.0). 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

ひっさん ships an update every 34 months, Smart Math Drills every 2 days. The most recent releases landed on October 23, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 7 level
ひっさん versus Smart Math Drills: the parameters behind the verdict, then further details
ParameterひっさんSmart Math Drills
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 34 monthsEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS7.0 — better11.0
Further details — not scored
Size4 MB70 MB
Age rating4+4+
DeveloperRUCKYGAMES CO., LTD.Satoru Morita

In-app purchases

None

ひっさん

No in-app purchases

None

Smart Math Drills

No in-app purchases

Questions

Is ひっさん free?
ひっさん is free to download, with no in-app purchases.
Is Smart Math Drills free?
Smart Math Drills is free to download, with no in-app purchases.
Do ひっさん or Smart Math Drills have ads?
Neither ひっさん nor Smart Math Drills shows ads.
Which is updated more often, ひっさん or Smart Math Drills?
ひっさん ships an update every 34 months, and Smart Math Drills every 2 days. Most recently, ひっさん was updated on October 23, 2026 and Smart Math Drills on October 10, 2026.

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