# Solar Activity Pro vs Sun Watch

The clearest difference is review sentiment: Sun Watch at 100% against Solar Activity Pro's 50%. Sun Watch also leads on in-app purchases (none vs 3) and iOS requirement (14.0 vs 17). Solar Activity Pro's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Solar Activity Pro sells 3 in-app purchases, starting at $2.99 per month. Sun Watch asks for nothing beyond the download.

## The numbers

| Metric | Solar Activity Pro | Sun Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/solar-activity-pro/id1545198636/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | — |
| Monetization | Subscription | **Ad-supported** |
| Size | 52 MB | 20 MB |
| Requires iOS | 17 | **14.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavel Koyushev](https://appshunter.io/developer/1257728721) | [Aitor Salvador](https://appshunter.io/developer/1532321513) |

## What reviewers say

### Solar Activity Pro

[App page](https://appshunter.io/ios/app/solar-activity-pro/id1545198636)

Monitor solar activity and its potential effects on well-being and technology. Get aurora forecasts, real-time data, and customizable widgets. Stay informed about space weather events with detailed indicators and notifications.

**Highlights:** Widgets for solar activity, Push notifications, Aurora forecast and cameras, KP and AP index tracking, Solar wind and electron/proton flux data, Sunspot and electron content maps

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| 3 Months subscription | $6.99 | per 3 months |
| Yearly subscription | $17.99 | per year |


### Sun Watch

[App page](https://appshunter.io/ios/app/sun-watch/id1635365854)

This app provides instant sunrise and sunset times for your current location or saved places, even offline. It also details twilight stages and offers a user-friendly interface for easy access to solar data.

**Highlights:** Sunrise and sunset times, Twilight stage times, Instant location-based times, Offline functionality, Save favorite locations

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

**In-app purchases:** none


## Frequently asked questions

### Is Solar Activity Pro free?

Solar Activity Pro is free to download, with in-app purchases available.

### Is Sun Watch free?

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

### Do Solar Activity Pro or Sun Watch have ads?

Sun Watch shows ads; Solar Activity Pro does not.

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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.*