Matsy Abacus vs Delta T&D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Matsy Abacus
This educational app helps children master mental arithmetic through engaging games and adaptive trainers. It utilizes abacus techniques, flash cards, and proven methods to boost calculation speed, focus, and memory. Suitable for students, parents, and teachers seeking effective mental math tools.
- Abacus flash cards
- Multiplication and division trainers
- Mental math exercises
- Brother/Friend techniques
- 5050 mode
- Speed & accuracy games
- Adaptive difficulty
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Matsy Abacus – Mental Math Trainers for Boost mental calculation, focus, and memory through play! Matsy Abacus is an educational app that helps children master mental arithmetic with engaging exercises and adaptive trainers. Mental math, abacus techniques, flash cards, and proven methods like “Brother” and “Friend” — all in one app. Inside the app: * Flash cards for learning the abacus * Trainers for multiplication and division — including times tables * Mental math exercises: addition and subtraction with multiple levels * “Brother”, “Friend”, and “Brother + Friend” techniques — simple explanations and practice * 5050 mode — count from 1 to 100 and back * Speed & accuracy games — improve results daily * Flexible difficulty settings — adapts to your level What is mental arithmetic? Mental arithmetic is a method of mental calculation based on abacus practice. It develops: * Fast mental math * Concentration and attention * Logical and visual thinking * Memory and observation skills Who is it for? * Students in mental arithmetic schools * Math competition participants * Elementary school students (Grades 1–4) * Parents and teachers looking for effective mental math tools Why choose Matsy Abacus? * Simple and clear abacus learning * Fun mini-games and trainers * Suitable for both beginners and advanced users * Train anytime — even short sessions bring results Help your child grow mathematically — Download Matsy Abacus and start exploring the world of mental math today! Terms of Use: https://mental-workout.github.io/terms_of_use.html Privacy Policy: https://mental-workout.github.io/privacy_policy.html
Delta T&D
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Delta T&D – мобильная платформа системы дистанционного обучения. Доступ к платформе осуществляется с помощью корпоративной учетной записи. В мобильном приложении доступен весь контент дистанционного обучения: электронные курсы и тесты.
Screenshots
Verdict
The clearest difference is in-app purchases: Delta T&D at none against Matsy Abacus's 5. Matsy Abacus's advantage is update cadence (monthly vs every 3 months) and iOS requirement (13.4 vs 15.0). 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. Matsy Abacus sells 5 in-app purchases, starting at $2.99 per month. Delta T&D asks for nothing beyond the download.
Matsy Abacus ships an update monthly, Delta T&D every 3 months. The most recent releases landed on September 22, 2026 and August 13, 2026 respectively.
| Parameter | Matsy Abacus | Delta T&D |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (30 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 30 — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 66 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | IGOR ILIN | ICL-KME CS |
In-app purchases
Matsy Abacus
- Mental Workout Premium Month7 Days trial$2.991 Month
- Premium (6 months)7 Days trial$8.996 Months
- Matsy Premium Year$9.991 Year
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- Mental Workout Premium Year7 Days trial$14.991 Year
- Mental Workout Premium$7.99
Delta T&D
No in-app purchases
Questions
Is Matsy Abacus free?
Is Delta T&D free?
Do Matsy Abacus or Delta T&D have ads?
Which is updated more often, Matsy Abacus or Delta T&D?
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