そろばん電卓 〜計算を楽しもう〜 vs Practice
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
そろばん電卓 〜計算を楽しもう〜
This app displays the calculation process of a soroban (abacus) for arithmetic operations entered on a calculator. It visually demonstrates how abacus beads move to solve addition, subtraction, multiplication, and division problems. Users can customize calculation order and bead speed.
- Visual abacus calculation display
- Supports addition, subtraction, multiplication, division
- Handles negative number subtraction
- Customizable bead speed
- Customizable multiplication order
Read full descriptionHide full description
そろばん電卓とは 電卓で入力した計算式をそろばんで計算してくれるアプリです。 そろばんの珠がどう動くか確認できます。 足し算・引き算だけでなく以下の計算もできます。 ・マイナスの計算(足し算・引き算) ・かけ算 ・割り算 さぁ、そろばんの計算を楽しみましょう。 ・オプション - かけ算の計算順 - 珠の弾きスピード --------------------------------------------- ※注意点 割り算 0またはマイナス計算はできません かけ算 マイナス計算はできません そろばんの珠を動かして計算する機能はありません ------------------------------------------------- twitterにてサポートしています。フォローよろしくお願いします。@nekobatsu_suppo
Practice
Read full descriptionHide full description
Mental arithmetic isn't something you learn once — it's something you build through repetition. This app gives you a near-infinite supply of problems, letting you practice until any calculation feels effortless. Train with targeted drills for addition, subtraction, multiplication, and division. Focus on the operations that trip you up most, and go from uncertain to fluent. Built-in difficulty presets mean you can open the app and start immediately — no setup required. When you're ready to fine-tune, full customization is available: toggle carrying for addition, borrowing for subtraction, and set the exact number ranges for multiplication and division to suit your current skill level. The interface supports both light and dark mode, so it's comfortable to use anytime, anywhere. Multi-language support removes any language barrier to practice.
Screenshots
Verdict
The clearest difference is in-app purchases: そろばん電卓 〜計算を楽しもう〜 at none against Practice's 1. そろばん電卓 〜計算を楽しもう〜 also leads on iOS requirement (6.0 vs 18.6). On price, ads 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. Practice sells 1 one-off in-app purchase. そろばん電卓 〜計算を楽しもう〜 asks for nothing beyond the download.
| Parameter | そろばん電卓 〜計算を楽しもう〜 | Practice |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Monthly | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 9 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | suzuki katsuya | 海杰 何 |
In-app purchases
そろばん電卓 〜計算を楽しもう〜
No in-app purchases
Practice
- Pro$4.99
Questions
Is そろばん電卓 〜計算を楽しもう〜 free?
Is Practice free?
Do そろばん電卓 〜計算を楽しもう〜 or Practice have ads?
Other comparisons















