Abacus Practice vs そろばん練習
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Abacus Practice
Practice abacus, mental arithmetic, and calculation skills on your iPhone or iPad. Features a realistic abacus interface for various exercises, including addition, subtraction, multiplication, division, and flash calculations. Track your progress and review your performance over time.
- Realistic abacus interface
- Practice addition, subtraction, multiplication, division
- Flash and slip calculations
- Customizable problem generation
- Practice history and performance records
- Adjustable settings for sound, vibration, and left-handed mode
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Build an answer with beads. Check it, then try your mistakes again. Abacus Practice brings Japanese soroban and mental arithmetic practice to iPhone and iPad. Use the on-screen abacus, work with your own physical soroban, or answer mentally. LEARN AND PRACTICE • 16 introductory lessons with bead movement demonstrations • Addition, subtraction, multiplication and division • Flash mental arithmetic with adjustable speed and column-style drills • Answer checking, per-question results and mistake-only review • Start another session with your previous practice settings CREATE YOUR OWN DRILLS Generate problems from selected conditions and practice them in the app. Timed mock exams show answer progress and scores by subject. These are practice formats based on Japanese soroban exams, not official examinations or a guarantee of passing. FIND YOUR FAVORITE BEADS The standard wooden beads have a detailed natural texture. Pro adds skins including springy mint Jelly and transparent Glass, each with a distinct feel and sound. Try extra skins in the interactive preview before purchase. Sound, haptics and left-handed layout are adjustable. FREE AND PRO Introductory lessons, basic practice, a free abacus, and selected problem-generation and mock-exam options are available free. A one-time Pro purchase unlocks expanded practice conditions, advanced problem generation, PDF worksheet creation and sharing, additional exam levels, and extra skins. There is no monthly subscription. No account or ads. Practice records are stored on this device. Now available in Japanese, English, Simplified Chinese, Traditional Chinese and Korean. Screens, all 16 introductory lessons, instructions, purchases and restore, practice history and PDFs follow your app language. Change it directly in Settings > App language inside the app; your choice applies immediately. There are six skins in total: standard Amber is free; Pro adds Walnut, Red & Ivory, Indigo, Jelly and Glass. The free abacus uses a large landscape board with minimal controls so you can focus on moving the beads.
そろばん練習
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そろばんの「読み上げ算」と「見取り算」を、おうちで毎日れんしゅうできる知育アプリです。かわいいそろばんパンダといっしょに、たのしく暗算・珠算の力をのばしましょう。小学校の低学年から高学年まで、男女問わずお使いいただけます。 ■ 読み上げ算(音声で読み上げ) ・「ねがいましては…」の伝統的な口上を音声で読み上げます ・声(男性/女性)・読み上げ速度・数と数の間隔を細かく調整できます ・自由練習(桁数・口数を自由に設定)と、珠算検定に準拠した級別出題(日商・日珠連)の2モード ・加算のみ/加減算まじりを切り替え ・読み上げ中の数字表示のオン/オフ(耳だけで練習も可能) ・答えを入力して自動採点(採点せずに答えを聞くだけにも切り替え可能) ■ 見取り算 ・日商・日珠連/全珠連の検定基準に準拠した級別(10級〜段位) ・制限時間・採点・合否判定つきの検定モード ・桁をそろえた見やすい表示で、暗算・筆算がしやすい ■ かけ算・わり算(乗算・除算) ・日商・日珠連/全珠連の検定基準に準拠した級別出題(タイムアタックも) ・3級以上は小数の問題も出題(答えは小数第3位まで)。わり算は必ず割り切れます ■ 暗算(あんざん) ・見取暗算・かけ暗算・わり暗算の3種目 ・日珠連・全珠連の暗算検定に準拠した級別出題 ■ 家族で使える(プロファイル切替) ・れんしゅうする人を切り替えられます(最大6人・とうろく不要) ・練習の記録と級の選択は一人ひとり別々に。音声の設定は家族で共通 ・アップデート前の記録は最初のプロファイルにそのまま引き継がれます ■ こたえはマスに書き込み ・答えは桁ごとのマスに入力。好きな桁のマスをタップでき、下の桁からでも書き込めます ・マスの数は毎問同じなので、答えの桁数はわかりません ■ タイムアタック(見取り算) ・級の難易度を使って、制限時間内に何問解けるかにチャレンジ ・制限時間はスライダーで自由に設定 ・終了後にまとめて答え合わせ ■ たのしい工夫 ・そろばんパンダのマスコットが応援してくれます ・正解・合格でにぎやかな紙吹雪の演出 ・練習の履歴を記録して、がんばりをふりかえられます ■ タブレット対応 ・iPad の横向きでは、問題と入力を左右に分けた見やすい2画面レイアウトになります ■ 安心してお使いいただけます ・インターネット通信を行いません(完全オフラインで動作) ・アカウント登録は不要です ・個人情報の収集・送信は一切ありません ・記録はすべて端末内にのみ保存されます 毎日の積み重ねで、暗算・珠算の力をぐんぐん伸ばしましょう!
Screenshots
Verdict
The clearest difference is price: そろばん練習 at Free against Abacus Practice's $0.99. そろばん練習 also leads on in-app purchases (none vs 1) and update cadence (every 3 days vs every 4 months). On 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
そろばん練習 is free to download; Abacus Practice costs $0.99 up front. Abacus Practice sells 1 one-off in-app purchase. そろばん練習 asks for nothing beyond the download.
Abacus Practice ships an update every 4 months, そろばん練習 every 3 days. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.
| Parameter | Abacus Practice | そろばん練習 |
|---|---|---|
| Price | $0.99 | Free — better |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 4 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | SMART BIT K.K | Hitoshi ICHIKAWA |
In-app purchases
Abacus Practice
- Proアンロック$2.99
そろばん練習
No in-app purchases






