Abacus vs Engineering & Tech Animations
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Abacus
This educational app combines ancient calculation wisdom with modern technology. It features a beautiful interface with large beads, supports decimal points and negative numbers, and offers multilingual support for a fun and engaging learning experience.
- Beautiful interface with large beads
- Support for decimal points and negative numbers
- 21-column abacus
- Multilingual support (19 languages)
- Interactive calculation examples
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WHEN ANCIENT WISDOM MEETS MODERN TECHNOLOGY ! BEAUTIFUL INTERFACE with COMFORT & BIG BEADS ! SUPPORT DECIMAL POINT & NEGATIVE NUMBERS ! 21-COLUMN ABACUS CAN SPEAK ! โข LANGUAGES: ENGLISH JAPANESE RUSSIAN CHINESE ARABIC GERMAN FRENCH SPANISH KOREAN NORWEGIAN FINNISH CANTONESE DANISH PORTUGUESE SWEDISH INDONESIAN TURKISH DUTCH VIETNAMESE โข LET'S USE ABACUS TO CALCULATE AND HAVE FUN ! 2+2+2+2+2+2+2+2+2+2 = 20 30-3-3-3-3-3-3-3-3-3-3 = 0 1+2+3+4+5+6+7+...+98+99+100 = 5050
Engineering & Tech Animations
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Science Animations: Engineering and Technology animations is for learners in technical high schools as well as first year engineering students. This app will help them to get a better understanding of basic concepts in engineering. The concepts are explained in a visual, dynamic and interactive way. This app does not replace the teacher/lecturer or handbook but is a valuable additional source for teachers/lecturers. It is also important that learners should play on their own with this app. Topics covered by the app include the following: Force, Frameworks and Acceleration; Stress, Pressure and Bending Moment; Vibrations; Alternating Current; Thermodynamics; Bernoulli's Principle; Cubic Crystal Structures; Phase Diagrams; Orthographic Projections; Gears; and Engines.
Screenshots
Verdict
The clearest difference is price: Abacus at $2.99 against Engineering & Tech Animations's $15.99. Engineering & Tech Animations's advantage is iOS requirement (12.0 vs 15.6). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Abacus costs $2.99 and Engineering & Tech Animations $15.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 9 months. Both last shipped on November 2, 2026.
| Parameter | Abacus | Engineering & Tech Animations |
|---|---|---|
| Price | $2.99 โ better | $15.99 |
| Positive reviews | 15.4% of reviews | โ |
| Update frequency | Every 9 months | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | โ |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 โ better |
| Further details โ not scored | ||
| Size | 12 MB | 30 MB |
| Age rating | 4+ | +4 |
| Developer | ไฟ ๅง | Willie van Schalkwyk |
In-app purchases
Abacus
No in-app purchases
Engineering & Tech Animations
No in-app purchases
Questions
Is Abacus free?
Is Engineering & Tech Animations free?
Do Abacus or Engineering & Tech Animations have ads?
Which is updated more often, Abacus or Engineering & Tech Animations?
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