# GPS Astro vs Astro Locator

The clearest difference is update cadence: GPS Astro at monthly against Astro Locator's every 3 months. GPS Astro also leads on price ($0.99 vs $3.99) and iOS requirement (9.0 vs 18.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

GPS Astro costs $0.99 and Astro Locator $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.8 for GPS Astro against 4.8 for Astro Locator. Both are backed by a comparable volume of ratings — 122 and 68 respectively. Written reviews are what separate them: 83% of GPS Astro's written reviews are positive against 77% of Astro Locator's.

GPS Astro ships an update monthly, Astro Locator every 3 months. The most recent releases landed on October 22, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | GPS Astro | Astro Locator |
| --- | --- | --- |
| Price | **$0.99** | $3.99 |
| Rating | [4.8 (122 ratings)](https://appshunter.io/ios/app/gps-astro/id369884042/reviews) | **[4.8 (68 ratings)](https://appshunter.io/ios/app/astro-locator/id927483920/reviews)** |
| Number of ratings | **122** | 68 |
| Positive reviews | **83.0% of reviews** | 77.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | Free |
| Size | 54 MB | 6 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Esirion AG](https://appshunter.io/developer/369884045) | [Progress Concepts Limited](https://appshunter.io/developer/788761727) |

## What reviewers say

### GPS Astro

[App page](https://appshunter.io/ios/app/gps-astro/id369884042)

This utility app calculates astronomical events like sunrise, sunset, moonrise, and moonset. It supports current or selected locations and displays moon phases and twilight times. Users can save multiple locations and sync events to their calendar.

**Highlights:** Sunrise/sunset times, Moonrise/moonset times, Moon phases, Twilight times, Save multiple locations, Calendar sync

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple to use
- 📖 Clear to read
- 💰 Affordable price
- 🎣 Useful for planning outings
- ✅ Reliable and accurate

**What reviewers complain about**

- 🐛 Moon times inaccurate
- 🐛 Language not changeable
- 🔒 Location access required when not running
- 📉 Graphical moon phase approximation

**Reported bugs**

- 🐛 Moon rise/set times off by an hour
- 🐛 Cannot change language from German to English
- 🐛 Cannot change location in iOS 10
- 🐛 Requires location access even when app is not running
- 🐛 Moon phases rendered approximately, not true representation

**Requested features**

- 💡 More accurate moon rendering
- 💡 Monthly/yearly view
- 💡 Improved interface for dates and locations
- 💡 True moon phase representation


### Astro Locator

[App page](https://appshunter.io/ios/app/astro-locator/id927483920)

This app assists astronomers in quickly and easily achieving polar alignment for their telescopes. It helps locate key stars like Polaris or Sigma Octantis, displaying essential astronomical data for setup and viewing. Ideal for mobile astronomers who frequently set up and pack down their equipment.

**Highlights:** Quick polar alignment, Locate Polaris/Sigma Octantis, Display elevation, latitude, longitude, Show moon phase, Sunrise/sunset times, Astro twilight times, Today Extension widget

**In-app purchases:** none


## Frequently asked questions

### Is GPS Astro free?

GPS Astro costs $0.99, with no in-app purchases.

### Is Astro Locator free?

Astro Locator costs $3.99, with no in-app purchases.

### Which has better reviews, GPS Astro or Astro Locator?

Astro Locator is rated higher. GPS Astro averages 4.8 out of 5 from 122 ratings, while Astro Locator averages 4.8 from 68 ratings.

### Do GPS Astro or Astro Locator have ads?

Neither GPS Astro nor Astro Locator shows ads.

### Which is updated more often, GPS Astro or Astro Locator?

GPS Astro ships an update monthly, and Astro Locator every 3 months. Most recently, GPS Astro was updated on October 22, 2026 and Astro Locator on October 26, 2026.

---

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