# RBCアプリ【琉球放送】 vs 積算知の館

The clearest difference is ads: 積算知の館 at none against RBCアプリ【琉球放送】's shown. 積算知の館 also leads on update cadence (every 4 weeks vs every 3 months). RBCアプリ【琉球放送】's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

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

RBCアプリ【琉球放送】 ships an update every 3 months, 積算知の館 every 4 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | RBCアプリ【琉球放送】 | 積算知の館 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rbc/id1454912671/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 9.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Ad-supported | — |
| Size | 51 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [琉球放送株式会社](https://appshunter.io/developer/1454912670) | [公益社団法人 日本建築積算協会](https://appshunter.io/developer/1769558850) |

## What reviewers say

### RBCアプリ【琉球放送】

[App page](https://appshunter.io/ios/app/rbc/id1454912671)

This app offers a refreshed experience for accessing local news, weather forecasts, and engaging content. Discover new features like a points system and stamp rallies to enhance your daily life and local experiences.

**Highlights:** Local news updates with push notifications, Detailed weather forecasts including rain radar, Points system for rewards, Stamp rallies for local events and dining, On-air TV and radio program information, Event listings and campaign participation

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

**In-app purchases:** none


### 積算知の館

[App page](https://appshunter.io/ios/app/yakata/id6702011189)

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

**In-app purchases:** none


## Frequently asked questions

### Is RBCアプリ【琉球放送】 free?

RBCアプリ【琉球放送】 is free to download, with no in-app purchases.

### Is 積算知の館 free?

積算知の館 is free to download, with no in-app purchases.

### Do RBCアプリ【琉球放送】 or 積算知の館 have ads?

RBCアプリ【琉球放送】 shows ads; 積算知の館 does not.

### Which is updated more often, RBCアプリ【琉球放送】 or 積算知の館?

RBCアプリ【琉球放送】 ships an update every 3 months, and 積算知の館 every 4 weeks. Most recently, RBCアプリ【琉球放送】 was updated on October 25, 2026 and 積算知の館 on October 25, 2026.

---

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