# chasinglight vs Orbiting Sky

The clearest difference is ads: chasinglight at none against Orbiting Sky's shown. chasinglight also leads on iOS requirement (15.1 vs 17.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. chasinglight sells 3 in-app purchases, starting at $2.99 per 7 days and Orbiting Sky sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for chasinglight against 5.0 for Orbiting Sky. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on September 28, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | chasinglight | Orbiting Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/chasinglight/id6761030142/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/orbiting-sky/id6798188213/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 51 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christopher Lim](https://appshunter.io/developer/1887396133) | [PrairieSoft LLC](https://appshunter.io/developer/1861856568) |

## What reviewers say

### chasinglight

[App page](https://appshunter.io/ios/app/chasinglight/id6761030142)

This app predicts and rates the quality of sunrises and sunsets using real-time atmospheric data. It provides a 3-day forecast, highlights nearby viewing spots, and allows exploration of global locations.

**Highlights:** Sunrise/sunset quality ratings, 3-day quality forecast, Golden hour times, Nearby viewpoint recommendations, Global location search, Directional viewing cones

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week Pass | $2.99 | per 7 days |
| Monthly | $6.99 | per month |
| Annual | $29.99 | per year |


### Orbiting Sky

[App page](https://appshunter.io/ios/app/orbiting-sky/id6798188213)

Visualize celestial movements and shadows on an interactive map. Explore daylight, moonlight, twilight, and eclipses by moving through time and location. Understand solar and lunar positions, shadow lengths, and lunar phases.

**Highlights:** Interactive sky map, Daylight and twilight visualization, Sun and Moon elevation/azimuth, Shadow projection and length, Lunar phase and illumination, Eclipse browser and visualization, Time travel control

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DayArc Pro Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is chasinglight free?

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

### Is Orbiting Sky free?

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

### Which has better reviews, chasinglight or Orbiting Sky?

chasinglight and Orbiting Sky are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do chasinglight or Orbiting Sky have ads?

Orbiting Sky shows ads; chasinglight does not.

### Which is updated more often, chasinglight or Orbiting Sky?

chasinglight ships an update every 5 days, and Orbiting Sky every 5 days. Most recently, chasinglight was updated on September 28, 2026 and Orbiting Sky on October 9, 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.*