# Abacus' brain Lite vs Mental Calculation & Abacus

The clearest difference is review sentiment: Mental Calculation & Abacus at 100% against Abacus' brain Lite's 56%. Mental Calculation & Abacus also leads on rating (4.8 vs 2.0) and ratings volume (4 vs 1). Abacus' brain Lite's advantage is ads (none vs shown) and update cadence (every 9 days vs every 6 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mental Calculation & Abacus holds the better App Store score, 4.8 against 2.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews point the same way: 56% of Abacus' brain Lite's written reviews are positive against 100% of Mental Calculation & Abacus's.

Abacus' brain Lite ships an update every 9 days, Mental Calculation & Abacus every 6 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Abacus' brain Lite | Mental Calculation & Abacus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/abacus-brain-lite/id382584167/reviews) | **[4.8 (4 ratings)](https://appshunter.io/ios/app/mental-calculation-and-abacus/id1582407909/reviews)** |
| Number of ratings | 1 | **4** |
| Positive reviews | 56.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 6 months |
| Monetization | **Free** | Ad-supported |
| Size | 5 MB | 143 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [POPPO STUDIO](https://appshunter.io/developer/304529440) | [Park Jisang](https://appshunter.io/developer/995438886) |

## What reviewers say

### Abacus' brain Lite

[App page](https://appshunter.io/ios/app/abacus-brain-lite/id382584167)

This application helps users improve their mental calculation speed by simulating abacus use. It offers various levels of difficulty, progressing from single digits with longer time limits to faster calculations.

**Highlights:** Abacus simulation for mental calculation, Sequential addition of numbers, Adjustable difficulty levels, Flash mental calculation practice, Improve calculation speed

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Mental Calculation & Abacus

[App page](https://appshunter.io/ios/app/mental-calculation-and-abacus/id1582407909)

Engage in a fun and educational game designed to enhance mental calculation skills. Learn to use an abacus with an easy-to-follow tutorial and practice with diverse question types.

**Highlights:** Mental calculation practice, Abacus learning tutorial, Variety of practice questions, Suitable for all ages

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Abacus' brain Lite free?

Abacus' brain Lite is free to download, with no in-app purchases.

### Is Mental Calculation & Abacus free?

Mental Calculation & Abacus is free to download, with no in-app purchases.

### Which has better reviews, Abacus' brain Lite or Mental Calculation & Abacus?

Mental Calculation & Abacus is rated higher. Abacus' brain Lite averages 2.0 out of 5 from 1 ratings, while Mental Calculation & Abacus averages 4.8 from 4 ratings.

### Do Abacus' brain Lite or Mental Calculation & Abacus have ads?

Mental Calculation & Abacus shows ads; Abacus' brain Lite does not.

### Which is updated more often, Abacus' brain Lite or Mental Calculation & Abacus?

Abacus' brain Lite ships an update every 9 days, and Mental Calculation & Abacus every 6 months. Most recently, Abacus' brain Lite was updated on November 6, 2026 and Mental Calculation & Abacus on November 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*