# RISE中学受験理科 vs こえで星座

The clearest difference is in-app purchases: RISE中学受験理科 at none against こえで星座's 1. こえで星座's advantage is update cadence (every 2 months vs every 6 months) and iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. こえで星座 sells 1 one-off in-app purchase. RISE中学受験理科 asks for nothing beyond the download.

RISE中学受験理科 ships an update every 6 months, こえで星座 every 2 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | RISE中学受験理科 | こえで星座 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Size | 12 MB | 25 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DE NOVO STUDIO](https://appshunter.io/developer/1787923748) | [Hideaki Yasukawa](https://appshunter.io/developer/1815733536) |

## What reviewers say

### RISE中学受験理科

[App page](https://appshunter.io/ios/app/rise/id6766385232)

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

**In-app purchases:** none


### こえで星座

[App page](https://appshunter.io/ios/app/id6776843856)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 全星座アンロック | $1.99 | one-time |


## Frequently asked questions

### Is RISE中学受験理科 free?

RISE中学受験理科 is free to download, with no in-app purchases.

### Is こえで星座 free?

こえで星座 is free to download, with in-app purchases available.

### Do RISE中学受験理科 or こえで星座 have ads?

Neither RISE中学受験理科 nor こえで星座 shows ads.

### Which is updated more often, RISE中学受験理科 or こえで星座?

RISE中学受験理科 ships an update every 6 months, and こえで星座 every 2 months. Most recently, RISE中学受験理科 was updated on October 24, 2026 and こえで星座 on October 13, 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.*