# NOAA CBIBS vs 気象予報士（実技）受験対策PLUS

The clearest difference is price: NOAA CBIBS at Free against 気象予報士（実技）受験対策PLUS's $4.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

NOAA CBIBS is free to download; 気象予報士（実技）受験対策PLUS costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NOAA CBIBS ships an update every 9 months, 気象予報士（実技）受験対策PLUS every 7 months. The most recent releases landed on September 13, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | NOAA CBIBS | 気象予報士（実技）受験対策PLUS |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 46.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 7 months** |
| Monetization | Free | — |
| Size | 15 MB | 4 MB |
| Requires iOS | 18.5 | **17.6** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chesapeake Conservancy](https://appshunter.io/developer/439920951) | [Naoki Abe](https://appshunter.io/developer/737655596) |

## What reviewers say

### NOAA CBIBS

[App page](https://appshunter.io/ios/app/noaa-cbibs/id439920948)

Access real-time weather and water data collected by smart buoys in the Chesapeake Bay. This information supports the use and management of a healthy bay, improving safety, economy, and environmental protection.

**Highlights:** Real-time weather data, Real-time water data, Chesapeake Bay information, Supports bay management, Improves safety and environment

**Features:** macOS Compatibility

**In-app purchases:** none


### 気象予報士（実技）受験対策PLUS

[App page](https://appshunter.io/ios/app/plus/id1431592679)

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

**In-app purchases:** none


## Frequently asked questions

### Is NOAA CBIBS free?

NOAA CBIBS is free to download, with no in-app purchases.

### Is 気象予報士（実技）受験対策PLUS free?

気象予報士（実技）受験対策PLUS costs $4.99, with no in-app purchases.

### Do NOAA CBIBS or 気象予報士（実技）受験対策PLUS have ads?

Neither NOAA CBIBS nor 気象予報士（実技）受験対策PLUS shows ads.

### Which is updated more often, NOAA CBIBS or 気象予報士（実技）受験対策PLUS?

NOAA CBIBS ships an update every 9 months, and 気象予報士（実技）受験対策PLUS every 7 months. Most recently, NOAA CBIBS was updated on September 13, 2026 and 気象予報士（実技）受験対策PLUS on September 21, 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.*