# Abacus' brain Lite vs ゆるキャン△かるた

The clearest difference is update cadence: Abacus' brain Lite at every 9 days against ゆるキャン△かるた's every 24 months. Abacus' brain Lite also leads on iOS requirement (6.0 vs 15.0). On price, ads, 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.

Abacus' brain Lite ships an update every 9 days, ゆるキャン△かるた every 24 months. The most recent releases landed on October 23, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Abacus' brain Lite | ゆるキャン△かるた |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/abacus-brain-lite/id382584167/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 56.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 24 months |
| Monetization | Free | — |
| Size | 5 MB | 137 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [POPPO STUDIO](https://appshunter.io/developer/304529440) | [HIROMEDO, K.K.](https://appshunter.io/developer/1619954770) |

## 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


### ゆるキャン△かるた

[App page](https://appshunter.io/ios/app/id1619954768)

**Features:** 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 ゆるキャン△かるた free?

ゆるキャン△かるた is free to download, with no in-app purchases.

### Do Abacus' brain Lite or ゆるキャン△かるた have ads?

Neither Abacus' brain Lite nor ゆるキャン△かるた shows ads.

### Which is updated more often, Abacus' brain Lite or ゆるキャン△かるた?

Abacus' brain Lite ships an update every 9 days, and ゆるキャン△かるた every 24 months. Most recently, Abacus' brain Lite was updated on October 23, 2026 and ゆるキャン△かるた on October 12, 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.*