# 小学3年理科 vs Soroban66

The clearest difference is update cadence: Soroban66 at every 3 weeks against 小学3年理科's every 8 months. 小学3年理科's advantage is price ($2.99 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

小学3年理科 costs $2.99 and Soroban66 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

小学3年理科 ships an update every 8 months, Soroban66 every 3 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 小学3年理科 | Soroban66 |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | — | Paid |
| Size | 22 MB | 29 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gloding Inc.](https://appshunter.io/developer/780228385) | [Masashi Fujishiro](https://appshunter.io/developer/1619460749) |

## What reviewers say

### 小学3年理科

[App page](https://appshunter.io/ios/app/3/id1592032619)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 小学3年理科 free?

小学3年理科 costs $2.99, with no in-app purchases.

### Is Soroban66 free?

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

### Do 小学3年理科 or Soroban66 have ads?

Neither 小学3年理科 nor Soroban66 shows ads.

### Which is updated more often, 小学3年理科 or Soroban66?

小学3年理科 ships an update every 8 months, and Soroban66 every 3 weeks. Most recently, 小学3年理科 was updated on October 6, 2026 and Soroban66 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.*