Mental Arithmetic For Learn vs Abacus Lesson
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mental Arithmetic For Learn
This app helps users practice mental arithmetic with customizable exercises. It offers both auditory and visual learning modes, and uniquely incorporates speech recognition for answering. Users can also create and share their own math problems.
- Generate custom math expressions
- Hearing and seeing mental arithmetic modes
- Speech recognition for answers
- Track exercise records
- Adjustable time limits
- Share expressions via messaging
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* Generate test expressions freely for mental arithmetic. * Choose Hearing and Seeing Mental Arithmetic * Check the exercise records carefully. * Say the answer carelessly, the first mental arithmetic APP to introduce speech recognition * Adjust the time of mental arithmetic at will. * Edit expressions freely to make learning more symmetrical. * Feel free to share expressions via Wechat or QQ. * Use mental arithmetic to open expression files shared by Wechat or QQ. * Feel free to transfer expressions to computers or other mobile phones. * All kinds of walking functions wait for you to discover.
Abacus Lesson
Learn addition and subtraction using a virtual abacus, also known as a Soroban. This app helps you develop mental calculation skills, enabling you to perform calculations without physical tools.
- Learn addition
- Learn subtraction
- Virtual abacus (Soroban)
- Develop mental calculation skills
- Perform calculations without physical tools
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This is an app that you can learn addition and subtraction using an abacus. An abacus is named "Soroban" in Japan. Do you know what an abacus is? The abacus is very simple calculator used in China, Japan, Korea and so on. Some people may say "Isn't it an unnecessary tool if you have a calculator such as a smartphone?". Answer would be "No". The biggest difference between electric calculators and the abacus is whether you need to hold it in your hand when calculating. Because of its simplicity, you will be able to easily use the abacus in your mind. Imagine that you can use calculations of about 3 digits in your life without physical tools. This app will give you the skill of calculation.
Screenshots
Verdict
The clearest difference is rating: Abacus Lesson at 4.9 against Mental Arithmetic For Learn's 3.9. Abacus Lesson also leads on ratings volume (839 vs 7). Mental Arithmetic For Learn's advantage is ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). On price, review sentiment, in-app purchases and monetization model 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. Mental Arithmetic For Learn sells 1 one-off in-app purchase and Abacus Lesson sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Abacus Lesson holds the better App Store score, 4.9 against 3.9. That said, the two scores are not equally well evidenced: Abacus Lesson has 839 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 92% of Mental Arithmetic For Learn's written reviews are positive against 93% of Abacus Lesson's.
Mental Arithmetic For Learn ships an update every 3 days, Abacus Lesson every 3 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.
| Parameter | Mental Arithmetic For Learn | Abacus Lesson |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (7 ratings) | 4.9 (839 ratings) — better |
| Positive reviews | 91.7% of reviews | 93.3% of reviews — better |
| Number of ratings | 7 | 839 — better |
| Update frequency | Every 3 days — better | Every 3 weeks |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 42 MB | 138 MB |
| Age rating | 17+ | 4+ |
| Developer | 小文 黄 | Hirokazu Komatsu |
Customer experience
Mental Arithmetic For Learn
Abacus Lesson
Bugs and requests
Mental Arithmetic For Learn
Not enough reviews yet to summarise bugs or requests.
Abacus Lesson
Reported bugs
4 issues- Accidental app closure on iPhone during bead swiping
- Error in lesson 3 addition summary
- Sloppy English translation causing confusion
- Lessons difficult to read visually
Requested features
6 requests- Add Chinese Abacus (Suanpan) option
- Landscape view support
- Level skip functionality
- Better English translation/editing
- Clearer problem presentation with equation format
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- Improved lesson readability
In-app purchases
Mental Arithmetic For Learn
- Convenient Functions$2.99
Abacus Lesson
- Donation Lv1 for hiding Ad$1.99
- Donation Lv2 for hiding Ad$3.99
- Donation Lv3 for hiding Ad$8.99
Questions
Is Mental Arithmetic For Learn free?
Is Abacus Lesson free?
Which has better reviews, Mental Arithmetic For Learn or Abacus Lesson?
Do Mental Arithmetic For Learn or Abacus Lesson have ads?
Which is updated more often, Mental Arithmetic For Learn or Abacus Lesson?
Other comparisons
