Abacus Exercise vs Simple Soroban (Abacus)
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Abacus Exercise
Practice abacus calculations with a customizable digital tool. Adjust bead colors, sounds, and layout for a personalized learning experience. Challenge yourself with addition, subtraction, multiplication, and division exercises.
- Customizable abacus layout
- Adjustable bead size and position
- Up to 15-digit support
- Customizable bead colors and sounds
- Addition, subtraction, multiplication, division practice
- Level-based challenges
Read full descriptionHide full description
This app focuses on the ease of use of the abacus on the app, and aims to realize smooth and comfortable operability. In addition to being able to use the abacus widely on the horizontal screen, the size and position can be freely customized according to the device. The number of digits can be used up to 15 digits, and the color and sound of the beads can also be set. You can challenge the addition and subtraction, multiplication, division questions according to your level.
Simple Soroban (Abacus)
Learn and practice Japanese abacus calculations with interactive tutorials and multiple modes. Customize your abacus experience and improve mental math skills with this completely free educational tool.
- Interactive tutorials for arithmetic
- Freeform, Relax, Challenge, and Anzan modes
- Configurable 7 or 9-column soroban
- Multiple color themes
- No ads or in-app purchases
- Mental calculation training
Read full descriptionHide full description
Simple Soroban is a complete Japanese abacus in your pocket. Whether you are discovering the soroban for the first time or training for serious mental calculation, everything is included and everything is free. It's multi-touch and configurable, so it feels like a real soroban. LEARN Step-by-step interactive tutorials teach you addition, subtraction, multiplication and division from scratch. No prior knowledge needed: you will learn how to read the beads, manipulate numbers, use complements, and carry across columns at your own pace. PRACTICE Freeform mode: a realistic soroban, for homework, checkout sums or just playing with numbers Relax mode: solve calculations at your own pace and earn badges as you progress Challenge mode: race the clock and push your calculation speed to the next level Anzan mode: hides the beads so you manipulate the soroban in your mind, a technique used by mental calculation champions in Japan MAKE IT YOURS Choose between a 7-column or 9-column soroban Multiple color themes Plenty of settings to adapt the abacus to how you practice FREE, REALLY No ads. No in-app purchases. No accounts. No data collection. Simple Soroban is completely free, with nothing to unlock and nothing tracking you. Already trusted by millions of learners on Android, now available on iPhone. Whether you are a student learning arithmetic, a teacher looking for a classroom tool, or an adult keeping your mind sharp, Simple Soroban gives you the full path from your first bead flick to calculating entirely in your head.
Screenshots
Verdict
The clearest difference is rating: Simple Soroban (Abacus) at 5.0 against Abacus Exercise's 4.4. Simple Soroban (Abacus) also leads on ads (none vs shown) and monetization model (free vs ad-supported). Abacus Exercise's advantage is ratings volume (62 vs 3) and iOS requirement (11.0 vs 18.3). On price, 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.
Simple Soroban (Abacus) holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Abacus Exercise has 62 ratings behind it against 3, so its average is the more settled of the two.
| Parameter | Abacus Exercise | Simple Soroban (Abacus) |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (62 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 62 — better | 3 |
| Update frequency | Every 3 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 18.3 |
| Further details — not scored | ||
| Size | 90 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Hirokazu Komatsu | Bruno Takahashi Carvalhas de Oliveira |
Customer experience
Abacus Exercise
Simple Soroban (Abacus)
In-app purchases
Abacus Exercise
No in-app purchases
Simple Soroban (Abacus)
No in-app purchases
Questions
Is Abacus Exercise free?
Is Simple Soroban (Abacus) free?
Which has better reviews, Abacus Exercise or Simple Soroban (Abacus)?
Do Abacus Exercise or Simple Soroban (Abacus) have ads?
Other comparisons
