UMA Abacus vs UCMAS CY GR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UMA Abacus
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Use iPad or iPhone as abacus to learn traditional abacus method. It is easy and fun. We have used iPad to teach abacus for more than 10 years. It is the easiest way of learning abacus. With iPad virtual abacus, we can customise the syllabus for each student with his own version. We will always provide the most efficient syllabus for each kid and they can alway learn with the optimal speeds. With iPad virtual abacus, we can build a learning path for the kid that is easier to follow up and you will not easily get stuck with the books as the only tool like the traditional method of learning abacus.
UCMAS CY GR
This educational tool allows users to customize flashcard sessions for learning. Set the number of cards, digits per card, and adjust the flash speed for personalized practice. Ideal for improving mental math and memory skills.
- Customizable flashcard quantity
- Adjustable number of digits
- Configurable flash speed
- Mental math practice
- Memory skill enhancement
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Set how many Flash Cards you want to see, set the number of digits and the flash speed.
Screenshots
Verdict
The clearest difference is update cadence: UMA Abacus at every 3 weeks against UCMAS CY GR's every 5 weeks. 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.
UMA Abacus ships an update every 3 weeks, UCMAS CY GR every 5 weeks. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.
| Parameter | UMA Abacus | UCMAS CY GR |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.3 (7 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 3 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 73 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | shuihua zhu | Stavros Charalambous |
In-app purchases
UMA Abacus
No in-app purchases
UCMAS CY GR
No in-app purchases
