# Eclipse Explorer vs Gravity International Programs

The clearest difference is update cadence: Eclipse Explorer at every 5 days against Gravity International Programs's every 5 weeks. Eclipse Explorer also leads on iOS requirement (10.3 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Eclipse Explorer ships an update every 5 days, Gravity International Programs every 5 weeks. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Eclipse Explorer | Gravity International Programs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/eclipse-explorer/id1252295023/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Monetization | Free | — |
| Size | 47 MB | 52 MB |
| Requires iOS | **10.3** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Joshua Berlin](https://appshunter.io/developer/1252295022) | [Gravity International Programs Inc.](https://appshunter.io/developer/1568171702) |

## What reviewers say

### Eclipse Explorer

[App page](https://appshunter.io/ios/app/eclipse-explorer/id1252295023)

Explore solar eclipses with detailed circumstances for your location between 1900 and 2100. Features countdown timers, Sun and Moon simulations, and real-time shadow mapping. Overlay weather data to avoid clouds during totality.

**Highlights:** Location-based eclipse circumstances (1900-2100), Countdown timers to eclipse events, Sun and Moon position simulation, Real-time Moon shadow mapping, Satellite and radar weather overlays, Offline map functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Gravity International Programs

[App page](https://appshunter.io/ios/app/gravity-international-programs/id6467777146)

**In-app purchases:** none


## Frequently asked questions

### Is Eclipse Explorer free?

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

### Is Gravity International Programs free?

Gravity International Programs is free to download, with no in-app purchases.

### Do Eclipse Explorer or Gravity International Programs have ads?

Neither Eclipse Explorer nor Gravity International Programs shows ads.

### Which is updated more often, Eclipse Explorer or Gravity International Programs?

Eclipse Explorer ships an update every 5 days, and Gravity International Programs every 5 weeks. Most recently, Eclipse Explorer was updated on October 3, 2026 and Gravity International Programs on September 30, 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.*