# 英語聞き取り王国 vs CircSim

The clearest difference is in-app purchases: CircSim at none against 英語聞き取り王国's 1. CircSim also leads on update cadence (every 6 days vs monthly) and review sentiment (100% vs 81%). 英語聞き取り王国's advantage is price ($0.99 vs $5.99) and iOS requirement (9.0 vs 13.0). On ads and device support there is nothing between them.

英語聞き取り王国 costs $0.99 and CircSim $5.99 up front. 英語聞き取り王国 sells 1 one-off in-app purchase. CircSim asks for nothing beyond the download.

英語聞き取り王国 ships an update monthly, CircSim every 6 days. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 英語聞き取り王国 | CircSim |
| --- | --- | --- |
| Price | **$0.99** | $5.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id429863540/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 81.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | — | Paid |
| Size | 87 MB | 23 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ENSAPIA Corporation](https://appshunter.io/developer/429863543) | [TARO KUMANDA](https://appshunter.io/developer/1877582069) |

## What reviewers say

### 英語聞き取り王国

[App page](https://appshunter.io/ios/app/id429863540)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TOEIC®TEST対策コンテンツ | $1.99 | one-time |


### CircSim

[App page](https://appshunter.io/ios/app/circsim/id6759235234)

Simulate the circulatory system by adjusting various parameters. Ideal for studying circulation and waveforms, it displays pressure waveforms, flow waveforms, and PV loops. Offers a simplified left-heart-only mode for educational purposes.

**Highlights:** Circulatory system simulation, Pressure waveform display, Flow waveform display, PV loop visualization, Left-heart-only mode, Parameter preset saving, Drawing save for comparison

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 英語聞き取り王国 free?

英語聞き取り王国 costs $0.99, and also offers in-app purchases.

### Is CircSim free?

CircSim costs $5.99, with no in-app purchases.

### Do 英語聞き取り王国 or CircSim have ads?

Neither 英語聞き取り王国 nor CircSim shows ads.

### Which is updated more often, 英語聞き取り王国 or CircSim?

英語聞き取り王国 ships an update monthly, and CircSim every 6 days. Most recently, 英語聞き取り王国 was updated on October 10, 2026 and CircSim on October 8, 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.*