# ISS Pass Finder vs Eclipse

The clearest difference is update cadence: ISS Pass Finder at daily against Eclipse's every 5 weeks. 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.

ISS Pass Finder ships an update daily, Eclipse every 5 weeks. The most recent releases landed on October 24, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | ISS Pass Finder | Eclipse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/iss-pass-finder/id6766076547/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 weeks |
| Monetization | Free | — |
| Size | 4 MB | 65 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bill Bozeman](https://appshunter.io/developer/1805987087) | [Alok Mandavgane](https://appshunter.io/developer/6795132798) |

## What reviewers say

### ISS Pass Finder

[App page](https://appshunter.io/ios/app/iss-pass-finder/id6766076547)

This app predicts International Space Station passes and rates them based on real-time weather and visibility. It uses augmented reality to guide you to the exact viewing position in the sky, helping you avoid mistaking planes for the ISS.

**Highlights:** Real-time weather and visibility scoring, Pass ratings: Poor / Maybe / Excellent, Augmented Reality sky tracking, Accurate ISS pass predictions, Eliminates false sightings

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

**In-app purchases:** none


### Eclipse

[App page](https://appshunter.io/ios/app/eclipse-solar-and-lunar/id6800244604)

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

**In-app purchases:** none


## Frequently asked questions

### Is ISS Pass Finder free?

ISS Pass Finder is free to download, with no in-app purchases.

### Is Eclipse free?

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

### Do ISS Pass Finder or Eclipse have ads?

Neither ISS Pass Finder nor Eclipse shows ads.

### Which is updated more often, ISS Pass Finder or Eclipse?

ISS Pass Finder ships an update daily, and Eclipse every 5 weeks. Most recently, ISS Pass Finder was updated on October 24, 2026 and Eclipse on November 10, 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.*