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.
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.
- 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
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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!
Smart Math Drills
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- 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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | ひっさん | Smart Math Drills |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 34 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 4 MB | 70 MB |
| Age rating | 4+ | 4+ |
| Developer | RUCKYGAMES CO., LTD. | Satoru Morita |
In-app purchases
ひっさん
No in-app purchases
Smart Math Drills
No in-app purchases









