# KEVN First Alert vs Solar System

The clearest difference is rating: KEVN First Alert at 4.6 against Solar System's 3.7. KEVN First Alert also leads on ratings volume (531 vs 3). Solar System's advantage is ads (none vs shown) and update cadence (weekly vs every 6 weeks). 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.

KEVN First Alert holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: KEVN First Alert has 531 ratings behind it against 3, so its average is the more settled of the two.

KEVN First Alert ships an update every 6 weeks, Solar System weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | KEVN First Alert | Solar System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (531 ratings)](https://appshunter.io/ios/app/kevn-first-alert/id395680806/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/solar-system-planet-guide/id1536272859/reviews) |
| Number of ratings | **531** | 3 |
| Positive reviews | 54.5% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Ad-supported | **Free** |
| Size | 196 MB | 127 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Gray Television Group, Inc.](https://appshunter.io/developer/416888140) | [Francesc Navarro Machio](https://appshunter.io/developer/488794379) |

## What reviewers say

### KEVN First Alert

[App page](https://appshunter.io/ios/app/kevn-first-alert/id395680806)

Get real-time weather updates and detailed forecasts for your area. Features include interactive radar maps, satellite imagery, and color-coded alerts. Stay informed about current conditions and severe weather with this comprehensive weather application.

**Highlights:** Interactive radar map, High-resolution satellite imagery, Color-coded weather alerts, 10-day forecasts (daily/hourly), Save favorite locations, Earthquake plotting

**In-app purchases:** none


### Solar System

[App page](https://appshunter.io/ios/app/solar-system-planet-guide/id1536272859)

Explore our solar system with detailed information on each planet. Discover their distance from Earth, density, and size. Zoom in to view intricate details of celestial bodies.

**Highlights:** Detailed planetary information, Distance from Earth, Density and size data, Zoomable planet views, Solar system exploration

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

**In-app purchases:** none


## Frequently asked questions

### Is KEVN First Alert free?

KEVN First Alert is free to download, with no in-app purchases.

### Is Solar System free?

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

### Which has better reviews, KEVN First Alert or Solar System?

KEVN First Alert is rated higher. KEVN First Alert averages 4.6 out of 5 from 531 ratings, while Solar System averages 3.7 from 3 ratings.

### Do KEVN First Alert or Solar System have ads?

KEVN First Alert shows ads; Solar System does not.

### Which is updated more often, KEVN First Alert or Solar System?

KEVN First Alert ships an update every 6 weeks, and Solar System weekly. Most recently, KEVN First Alert was updated on October 22, 2026 and Solar System on October 24, 2026.

---

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