# CIMISPrecip vs Good Buoy

The clearest difference is ads: CIMISPrecip at none against Good Buoy's shown. Good Buoy's advantage is update cadence (weekly vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CIMISPrecip ships an update every 6 months, Good Buoy weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CIMISPrecip | Good Buoy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/good-buoy/id6761790149/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | — | Ad-supported |
| Size | 2 MB | 14 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Dalton Alexandre](https://appshunter.io/developer/1493687555) | [GOOD BUOY LLC](https://appshunter.io/developer/1891503067) |

## What reviewers say

### CIMISPrecip

[App page](https://appshunter.io/ios/app/cimisprecip/id6474788228)

**Features:** macOS Compatibility

**In-app purchases:** none


### Good Buoy

[App page](https://appshunter.io/ios/app/good-buoy/id6761790149)

This app provides a comprehensive boating dashboard with real-time weather conditions, live buoy camera feeds, and nautical chart overlays. It also records trips, tracks water roughness, and monitors your body's response to motion, helping you plan better days on the water.

**Highlights:** Conditions dashboard (wave height, wind, temp, pressure), Live buoy camera feeds, Nautical chart overlay, GPS trip recording with roughness gradient, Motion and stress sensing, Color-coded condition ratings

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is CIMISPrecip free?

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

### Is Good Buoy free?

Good Buoy is free to download, with no in-app purchases.

### Do CIMISPrecip or Good Buoy have ads?

Good Buoy shows ads; CIMISPrecip does not.

### Which is updated more often, CIMISPrecip or Good Buoy?

CIMISPrecip ships an update every 6 months, and Good Buoy weekly. Most recently, CIMISPrecip was updated on October 30, 2026 and Good Buoy on October 31, 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.*