# Soroban Calculation vs Abacus Kids Math

The clearest difference is in-app purchases: Soroban Calculation at none against Abacus Kids Math's 1. Soroban Calculation also leads on update cadence (every 3 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Abacus Kids Math sells 1 in-app purchase, starting at $1.99 per month. Soroban Calculation asks for nothing beyond the download.

Soroban Calculation ships an update every 3 days, Abacus Kids Math every 4 weeks. The most recent releases landed on October 29, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Soroban Calculation | Abacus Kids Math |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Size | 28 MB | 33 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart Connections](https://appshunter.io/developer/1656004006) | [Md Touhidul Islam](https://appshunter.io/developer/6812841132) |

## What reviewers say

### Soroban Calculation

[App page](https://appshunter.io/ios/app/soroban-calculation/id6808877213)

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

**In-app purchases:** none


### Abacus Kids Math

[App page](https://appshunter.io/ios/app/abacus-kids-math/id6812841130)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abacus Kids Premium | $1.99 | per month |


## Frequently asked questions

### Is Soroban Calculation free?

Soroban Calculation is free to download, with no in-app purchases.

### Is Abacus Kids Math free?

Abacus Kids Math is free to download, with in-app purchases available.

### Do Soroban Calculation or Abacus Kids Math have ads?

Neither Soroban Calculation nor Abacus Kids Math shows ads.

### Which is updated more often, Soroban Calculation or Abacus Kids Math?

Soroban Calculation ships an update every 3 days, and Abacus Kids Math every 4 weeks. Most recently, Soroban Calculation was updated on October 29, 2026 and Abacus Kids Math on October 31, 2026.

---

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