# Ray（レイ） vs きぬの湯会員アプリ/源泉かけ流し

The clearest difference is iOS requirement: Ray（レイ） at 8.0 against きぬの湯会員アプリ/源泉かけ流し's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Ray（レイ） ships an update every 19 months, きぬの湯会員アプリ/源泉かけ流し every 24 months. The most recent releases landed on October 26, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Ray（レイ） | きぬの湯会員アプリ/源泉かけ流し |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 19 months** | Every 24 months |
| Monetization | — | Free |
| Size | 3 MB | 12 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoya Takahashi](https://appshunter.io/developer/1301211980) | [MAKES CORPORATION](https://appshunter.io/developer/1589164010) |

## What reviewers say

### Ray（レイ）

[App page](https://appshunter.io/ios/app/ray/id1385952483)

**In-app purchases:** none


### きぬの湯会員アプリ/源泉かけ流し

[App page](https://appshunter.io/ios/app/id1589164008)

Manage your membership for a natural hot spring facility directly from your smartphone. Access your digital membership card, purchase and use electronic multi-visit tickets, and stay updated on events and special offers.

**Highlights:** Digital membership card, Electronic multi-visit tickets, Point balance and history, Event information updates, New menu recommendations, Product hall arrival information

**In-app purchases:** none


## Frequently asked questions

### Is Ray（レイ） free?

Ray（レイ） is free to download, with no in-app purchases.

### Is きぬの湯会員アプリ/源泉かけ流し free?

きぬの湯会員アプリ/源泉かけ流し is free to download, with no in-app purchases.

### Do Ray（レイ） or きぬの湯会員アプリ/源泉かけ流し have ads?

Neither Ray（レイ） nor きぬの湯会員アプリ/源泉かけ流し shows ads.

### Which is updated more often, Ray（レイ） or きぬの湯会員アプリ/源泉かけ流し?

Ray（レイ） ships an update every 19 months, and きぬの湯会員アプリ/源泉かけ流し every 24 months. Most recently, Ray（レイ） was updated on October 26, 2026 and きぬの湯会員アプリ/源泉かけ流し on September 24, 2026.

---

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