# Simple Soroban (Abacus) vs Architecture Bites

The clearest difference is in-app purchases: Simple Soroban (Abacus) at none against Architecture Bites's 2. Architecture Bites's advantage is iOS requirement (15.0 vs 18.3). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Architecture Bites sells 2 in-app purchases, starting at $3.99 per month. Simple Soroban (Abacus) asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Simple Soroban (Abacus) against 5.0 for Architecture Bites. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

## The numbers

| Metric | Simple Soroban (Abacus) | Architecture Bites |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/simple-soroban-abacus/id6787463185/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/architecture-bites/id6799846984/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | — |
| Size | 3 MB | 35 MB |
| Requires iOS | 18.3 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bruno Takahashi Carvalhas de Oliveira](https://appshunter.io/developer/1860732734) | [Krishiv Singhal](https://appshunter.io/developer/1818240934) |

## What reviewers say

### Simple Soroban (Abacus)

[App page](https://appshunter.io/ios/app/simple-soroban-abacus/id6787463185)

Learn and practice Japanese abacus calculations with interactive tutorials and multiple modes. Customize your abacus experience and improve mental math skills with this completely free educational tool.

**Highlights:** Interactive tutorials for arithmetic, Freeform, Relax, Challenge, and Anzan modes, Configurable 7 or 9-column soroban, Multiple color themes, No ads or in-app purchases, Mental calculation training

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

**In-app purchases:** none


### Architecture Bites

[App page](https://appshunter.io/ios/app/architecture-bites/id6799846984)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is Simple Soroban (Abacus) free?

Simple Soroban (Abacus) is free to download, with no in-app purchases.

### Is Architecture Bites free?

Architecture Bites is free to download, with in-app purchases available.

### Which has better reviews, Simple Soroban (Abacus) or Architecture Bites?

Simple Soroban (Abacus) and Architecture Bites are both rated 5.0 out of 5 on the App Store, from 3 and 2 ratings respectively.

### Do Simple Soroban (Abacus) or Architecture Bites have ads?

Neither Simple Soroban (Abacus) nor Architecture Bites shows ads.

---

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