# 国語海賊〜1年生編〜完全版 vs Soroban66

The clearest difference is update cadence: Soroban66 at every 3 weeks against 国語海賊〜1年生編〜完全版's every 15 months. Soroban66 also leads on price ($3.99 vs $4.99). 国語海賊〜1年生編〜完全版's advantage is iOS requirement (11.0 vs 16.0). On review sentiment, ads, in-app purchases and monetization model there is nothing between them.

国語海賊〜1年生編〜完全版 costs $4.99 and Soroban66 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

国語海賊〜1年生編〜完全版 ships an update every 15 months, Soroban66 every 3 weeks. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 国語海賊〜1年生編〜完全版 | Soroban66 |
| --- | --- | --- |
| Price | $4.99 | **$3.99** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 582 MB | 29 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Fantamstick](https://appshunter.io/developer/563146308) | [Masashi Fujishiro](https://appshunter.io/developer/1619460749) |

## What reviewers say

### 国語海賊〜1年生編〜完全版

[App page](https://appshunter.io/ios/app/1/id1485833747)

Master all 80 first-grade Japanese kanji through engaging pirate-themed games. Collect pirate cards and treasures as you learn, making memorization fun and effective for young learners.

**Highlights:** Learn 80 first-grade kanji, Engaging pirate-themed games, Collect pirate cards and treasures, Automatic progress reports, No difficult rules, Effective for struggling learners

**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 国語海賊〜1年生編〜完全版 free?

国語海賊〜1年生編〜完全版 costs $4.99, with no in-app purchases.

### Is Soroban66 free?

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

### Do 国語海賊〜1年生編〜完全版 or Soroban66 have ads?

Neither 国語海賊〜1年生編〜完全版 nor Soroban66 shows ads.

### Which is updated more often, 国語海賊〜1年生編〜完全版 or Soroban66?

国語海賊〜1年生編〜完全版 ships an update every 15 months, and Soroban66 every 3 weeks. Most recently, 国語海賊〜1年生編〜完全版 was updated on October 15, 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.*