# 習熟！中学受験歴史 vs Unit Conveyor

The clearest difference is in-app purchases: Unit Conveyor at none against 習熟！中学受験歴史's 1. 習熟！中学受験歴史's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.4). On price, update cadence and ads there is nothing between them.

Both are free to download. 習熟！中学受験歴史 sells 1 in-app purchase, starting at $2.99 per month. Unit Conveyor asks for nothing beyond the download.

習熟！中学受験歴史 ships an update monthly, Unit Conveyor every 6 weeks. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 習熟！中学受験歴史 | Unit Conveyor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 136 MB | 31 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Motoki Takata](https://appshunter.io/developer/1621307537) | [Yoshihide Maehama](https://appshunter.io/developer/6801839177) |

## What reviewers say

### 習熟！中学受験歴史

[App page](https://appshunter.io/ios/app/id6723895679)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告の非表示 | $2.99 | per month |


### Unit Conveyor

[App page](https://appshunter.io/ios/app/unit-conveyor/id6805896024)

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

**In-app purchases:** none


## Frequently asked questions

### Is 習熟！中学受験歴史 free?

習熟！中学受験歴史 is free to download, with in-app purchases available.

### Is Unit Conveyor free?

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

### Do 習熟！中学受験歴史 or Unit Conveyor have ads?

Both 習熟！中学受験歴史 and Unit Conveyor show ads.

### Which is updated more often, 習熟！中学受験歴史 or Unit Conveyor?

習熟！中学受験歴史 ships an update monthly, and Unit Conveyor every 6 weeks. Most recently, 習熟！中学受験歴史 was updated on October 15, 2026 and Unit Conveyor on October 18, 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.*