# Luminos Pro vs The Sky by Redshift

The clearest difference is update cadence: Luminos Pro at every 4 weeks against The Sky by Redshift's every 2 months. The Sky by Redshift's advantage is ratings volume (811 vs 251) and iOS requirement (15.6 vs 18.6). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Luminos Pro sells 5 in-app purchases, starting at $1.99 per month and The Sky by Redshift sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Luminos Pro against 4.7 for The Sky by Redshift. Both are backed by a comparable volume of ratings — 251 and 811 respectively. Written reviews split almost evenly too, at 70% and 69% positive.

Luminos Pro ships an update every 4 weeks, The Sky by Redshift every 2 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Luminos Pro | The Sky by Redshift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (251 ratings)](https://appshunter.io/ios/app/luminos-pro/id1458648031/reviews) | [4.7 (811 ratings)](https://appshunter.io/ios/app/the-sky-by-redshift/id1481867620/reviews) |
| Number of ratings | 251 | **811** |
| Positive reviews | **69.8% of reviews** | 69.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Freemium | Free with in-app purchases |
| Size | 1.8 GB | 472 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wobbleworks LLC](https://appshunter.io/developer/404664339) | [United Soft Media Verlag GmbH](https://appshunter.io/developer/330111789) |

## What reviewers say

### Luminos Pro

[App page](https://appshunter.io/ios/app/luminos-pro/id1458648031)

Explore the cosmos with an all-in-one astronomy companion. Discover stars, planets, galaxies, and celestial events with extensive databases and interactive 3D models. Enhance your stargazing with augmented reality, virtual reality, and personalized viewing recommendations.

**Highlights:** Star gazing and 3D galaxy exploration, Extensive databases of celestial objects, On-device and custom recommendations, Motion tracking with AR and VR modes, 3D flight to satellites and spacecraft, Weather forecasts for stargazing, Telescope control and observation lists

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Quarterly subscription | $3.99 | per 3 months |
| Yearly subscription | $12.99 | per year |
| Lifetime pass | $24.99 | one-time |
| Lifetime pass | $39.99 | one-time |

**What reviewers like**

- ✨ Comprehensive features
- 🌟 Beautifully implemented
- 🚀 Smooth and detailed map
- 👍 User-friendly interface
- ⭐ Excellent customer service

**What reviewers complain about**

- 💸 Features locked behind subscription
- 📉 App devolving over time
- 🔒 Lifetime memberships feel like a trap
- 🔄 Satellite updates not working
- 💸 Paid features now subscription only

**Reported bugs**

- Satellite updates don't work
- Deep sky objects not showing
- App crashes when adding notes
- Old notes disappeared after update
- App keeps going black during exploration

**Requested features**

- Discount for lifetime license
- Ability to transfer FOV and camera rotation to NINA
- Ability to add pictures of viewed places and store them
- Store and recall settings
- Update for iOS 16 compatibility


### The Sky by Redshift

[App page](https://appshunter.io/ios/app/the-sky-by-redshift/id1481867620)

This app is a powerful yet easy-to-use planetarium that acts as your daily astronomy companion. Simply point your device at the sky to identify planets, stars, and constellations, and explore celestial objects with detailed views and informative explanations.

**Highlights:** Identify stars, planets, and constellations, Track celestial object paths, Simulate astronomical events, Explore deep-space objects, Learn about astronomical phenomena, Eclipse timetable and simulation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Sky Premium 1 Month | $0.99 | per month |
| The Sky Premium 1 Year | $3.99 | per year |

**What reviewers like**

- 🚀 Expertly done
- 👍 Works well
- 👍 Beautiful and accurate
- 👍 Fun to use

**What reviewers complain about**

- 🔍 Too many ads
- 🔍 Intrusive advertising
- 🔍 Information banner not useful

**Reported bugs**

- Unauthorized access to private systems

**Requested features**

- Red light option to preserve night vision
- Smaller, less obtrusive pointer
- More features and accurate information


## Frequently asked questions

### Is Luminos Pro free?

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

### Is The Sky by Redshift free?

The Sky by Redshift is free to download, with in-app purchases available.

### Which has better reviews, Luminos Pro or The Sky by Redshift?

Luminos Pro and The Sky by Redshift are both rated 4.7 out of 5 on the App Store, from 251 and 811 ratings respectively.

### Do Luminos Pro or The Sky by Redshift have ads?

Neither Luminos Pro nor The Sky by Redshift shows ads.

### Which is updated more often, Luminos Pro or The Sky by Redshift?

Luminos Pro ships an update every 4 weeks, and The Sky by Redshift every 2 months. Most recently, Luminos Pro was updated on September 22, 2026 and The Sky by Redshift on September 21, 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.*