# Reefcast.io vs Sky Planner

The clearest difference is in-app purchases: Reefcast.io at none against Sky Planner's 2. Reefcast.io also leads on rating (5.0 vs 4.8) and device support (4 vs 1). Sky Planner's advantage is ratings volume (4 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Sky Planner sells 2 in-app purchases, starting at $2.49 per month. Reefcast.io asks for nothing beyond the download.

Reefcast.io holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Reefcast.io ships an update every 9 days, Sky Planner every 2 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | Reefcast.io | Sky Planner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/reefcastio/id6759223340/reviews)** | [4.8 (4 ratings)](https://appshunter.io/ios/app/sky-planner-darkscout/id6760223860/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Monetization | **Free** | Freemium |
| Size | 82 MB | 25 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ahsan Saleem](https://appshunter.io/developer/1877516301) | [Sebastian Mraz](https://appshunter.io/developer/1883345914) |

## What reviewers say

### Reefcast.io

[App page](https://appshunter.io/ios/app/reefcastio/id6759223340)

This weather app provides hyperlocal forecasts and AI-powered rain predictions specifically for the Maldives. It offers real-time alerts and marine conditions for every inhabited island, drawing data from multiple reputable sources.

**Highlights:** Hyperlocal forecasts for Maldives, AI-powered rain predictions, Marine conditions monitoring, Real-time alerts for inhabited islands, Data from multiple global sources

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Sky Planner

[App page](https://appshunter.io/ios/app/sky-planner-darkscout/id6760223860)

Plan your astrophotography sessions with real-time sky quality forecasts and astronomy signals. Compare observing spots and find the best windows for capturing the night sky.

**Highlights:** Sky quality tracking, Observing spot comparison, Best observing window identification, Milky Way visibility and direction, Offline forecast fallback, Home screen widget

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $2.49 | per month |
| Yearly PRO | $14.99 | per year |


## Frequently asked questions

### Is Reefcast.io free?

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

### Is Sky Planner free?

Sky Planner is free to download, with in-app purchases available.

### Which has better reviews, Reefcast.io or Sky Planner?

Reefcast.io is rated higher. Reefcast.io averages 5.0 out of 5 from 1 ratings, while Sky Planner averages 4.8 from 4 ratings.

### Do Reefcast.io or Sky Planner have ads?

Neither Reefcast.io nor Sky Planner shows ads.

### Which is updated more often, Reefcast.io or Sky Planner?

Reefcast.io ships an update every 9 days, and Sky Planner every 2 weeks. Most recently, Reefcast.io was updated on October 28, 2026 and Sky Planner on October 28, 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.*