# StarLoc vs AstroPup Sky

The clearest difference is monetization model: AstroPup Sky at free against StarLoc's paid. AstroPup Sky also leads on update cadence (weekly vs every 2 months). StarLoc's advantage is ratings volume (3 vs 1) and iOS requirement (17.0 vs 26.0). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for StarLoc against 5.0 for AstroPup Sky. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

StarLoc ships an update every 2 months, AstroPup Sky weekly. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | StarLoc | AstroPup Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/starloc/id6760946563/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/astropup-sky/id6764730162/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 25 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Schaich](https://appshunter.io/developer/1886958439) | [Aaron Freimark](https://appshunter.io/developer/1533614349) |

## What reviewers say

### StarLoc

[App page](https://appshunter.io/ios/app/starloc/id6760946563)

This app provides precise GPS coordinates, altitude, and time data in a night-friendly interface for astronomers. It offers essential information for telescope alignment and observation, with a focus on preserving night vision.

**Highlights:** Night-friendly dark theme, Accurate latitude and longitude (DMS), Decimal coordinate support, Real-time GPS updates, Local, UTC, and offset time, Elevation in meters and feet, Horizontal and vertical accuracy

**Features:** macOS Compatibility

**In-app purchases:** none


### AstroPup Sky

[App page](https://appshunter.io/ios/app/astropup-sky/id6764730162)

This application provides a unique sky chart for astrophotographers, displaying celestial object visibility for an entire night. It allows users to personalize their view with custom horizons and receive clear-sky notifications for preferred observing locations.

**Highlights:** All-sky, all-night object visibility, Object rise and set times, Personalized horizon views, Clear-sky notifications, Supports custom horizon files

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

**In-app purchases:** none


## Frequently asked questions

### Is StarLoc free?

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

### Is AstroPup Sky free?

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

### Which has better reviews, StarLoc or AstroPup Sky?

StarLoc and AstroPup Sky are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do StarLoc or AstroPup Sky have ads?

Neither StarLoc nor AstroPup Sky shows ads.

### Which is updated more often, StarLoc or AstroPup Sky?

StarLoc ships an update every 2 months, and AstroPup Sky weekly. Most recently, StarLoc was updated on October 16, 2026 and AstroPup Sky on October 24, 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.*