# Grow教室システム vs 英検®準２級単語攻略

The clearest difference is in-app purchases: Grow教室システム at none against 英検®準２級単語攻略's 1. Grow教室システム also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.0). 英検®準２級単語攻略's advantage is update cadence (every 9 days vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. 英検®準２級単語攻略 sells 1 one-off in-app purchase. Grow教室システム asks for nothing beyond the download.

Grow教室システム ships an update every 3 weeks, 英検®準２級単語攻略 every 9 days. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Grow教室システム | 英検®準２級単語攻略 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 18 MB | 43 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MPlanning](https://appshunter.io/developer/1485840882) | [Kotake Studio LLC](https://appshunter.io/developer/1542437321) |

## What reviewers say

### Grow教室システム

[App page](https://appshunter.io/ios/app/grow/id1502812576)

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

**In-app purchases:** none


### 英検®準２級単語攻略

[App page](https://appshunter.io/ios/app/id6449008242)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Removal | $2.99 | one-time |


## Frequently asked questions

### Is Grow教室システム free?

Grow教室システム is free to download, with no in-app purchases.

### Is 英検®準２級単語攻略 free?

英検®準２級単語攻略 is free to download, with in-app purchases available.

### Do Grow教室システム or 英検®準２級単語攻略 have ads?

英検®準２級単語攻略 shows ads; Grow教室システム does not.

### Which is updated more often, Grow教室システム or 英検®準２級単語攻略?

Grow教室システム ships an update every 3 weeks, and 英検®準２級単語攻略 every 9 days. Most recently, Grow教室システム was updated on September 30, 2026 and 英検®準２級単語攻略 on October 6, 2026.

---

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