# Soroban Abacus Dojo vs Abacus Trainer

The clearest difference is price: Abacus Trainer at Free against Soroban Abacus Dojo's $0.49. Soroban Abacus Dojo's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Abacus Trainer is free to download; Soroban Abacus Dojo costs $0.49 up front. Abacus Trainer sells 1 one-off in-app purchase. Soroban Abacus Dojo asks for nothing beyond the download.

## The numbers

| Metric | Soroban Abacus Dojo | Abacus Trainer |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 1 MB | 31 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [satoshi amasaki](https://appshunter.io/developer/1891268722) | [Doni Winata](https://appshunter.io/developer/6794313295) |

## What reviewers say

### Soroban Abacus Dojo

[App page](https://appshunter.io/ios/app/soroban-abacus-dojo/id6790425088)

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

**In-app purchases:** none


### Abacus Trainer

[App page](https://appshunter.io/ios/app/abacus-trainer-mental-math/id6794313293)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Soroban Abacus Dojo free?

Soroban Abacus Dojo costs $0.49, with no in-app purchases.

### Is Abacus Trainer free?

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

### Do Soroban Abacus Dojo or Abacus Trainer have ads?

Abacus Trainer shows ads; Soroban Abacus Dojo does not.

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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.*