Abacus Exercise vs Practice Piano Songs
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
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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.
Practice Piano Songs
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Practice Piano Songs recorded by a concert pianist, six free songs included
Screenshots
Verdict
The clearest difference is ads: Practice Piano Songs at none against Abacus Exercise's shown. Abacus Exercise's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (11.0 vs 17.0). 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.
Abacus Exercise ships an update every 3 weeks, Practice Piano Songs every 6 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Abacus Exercise | Practice Piano Songs |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (62 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 62 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 90 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | Hirokazu Komatsu | SAMUEL CARL ERIK CEDERLUND |
In-app purchases
Abacus Exercise
No in-app purchases
Practice Piano Songs
No in-app purchases
Questions
Is Abacus Exercise free?
Is Practice Piano Songs free?
Do Abacus Exercise or Practice Piano Songs have ads?
Which is updated more often, Abacus Exercise or Practice Piano Songs?
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