# Soroban66 vs ElementalChallenge

The clearest difference is price: ElementalChallenge at Free against Soroban66's $3.99. ElementalChallenge also leads on iOS requirement (12.0 vs 16.0). Soroban66's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

ElementalChallenge is free to download; Soroban66 costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Soroban66 | ElementalChallenge |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Paid | — |
| Size | 29 MB | 316 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Masashi Fujishiro](https://appshunter.io/developer/1619460749) | [SHIGETAKA NISHIDA](https://appshunter.io/developer/1766669218) |

## What reviewers say

### Soroban66

[App page](https://appshunter.io/ios/app/soroban66/id1661734047)

Practice multiplication, division, and addition with customizable difficulty. Includes dictation exercises and a flash anzan mode for rapid calculation. Offers personalized routines and timed challenges.

**Highlights:** Multiplication and division practice, Customizable addition exercises, Number dictation for sums, Flash Anzan rapid calculation, Personalized routine creation, Timed challenges

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

**In-app purchases:** none


### ElementalChallenge

[App page](https://appshunter.io/ios/app/elementalchallenge/id6670528256)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Soroban66 free?

Soroban66 costs $3.99, with no in-app purchases.

### Is ElementalChallenge free?

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

### Do Soroban66 or ElementalChallenge have ads?

ElementalChallenge shows ads; Soroban66 does not.

---

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