# Advanced Space Flight vs Space Trek 2150

The clearest difference is price: Space Trek 2150 at Free against Advanced Space Flight's $4.99. Space Trek 2150 also leads on update cadence (every 4 days vs every 4 months) and rating (4.7 vs 4.3). Advanced Space Flight's advantage is iOS requirement (13.0 vs 17.0). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Space Trek 2150 is free to download; Advanced Space Flight costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Space Trek 2150 holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 40 and 22 respectively. Written reviews complicate that: 85% of Advanced Space Flight's written reviews are positive against 83% of Space Trek 2150's, so the app with the better star average is not the one people write more warmly about.

Advanced Space Flight ships an update every 4 months, Space Trek 2150 every 4 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Advanced Space Flight | Space Trek 2150 |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.3 (40 ratings)](https://appshunter.io/ios/app/advanced-space-flight/id1288137824/reviews) | **[4.7 (22 ratings)](https://appshunter.io/ios/app/space-trek-2150/id6738013028/reviews)** |
| Number of ratings | **40** | 22 |
| Positive reviews | **84.8% of reviews** | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 180 MB | 400 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Guillermo Pawlowsky](https://appshunter.io/developer/1288137823) | [Les Bird](https://appshunter.io/developer/398917210) |

## What reviewers say

### Advanced Space Flight

[App page](https://appshunter.io/ios/app/advanced-space-flight/id1288137824)

Explore the cosmos with a realistic space simulator for interplanetary and interstellar travel. Experience relativistic effects, view planets in real scale, and chart star systems with confirmed exoplanets. Discover the true scale of the universe, from nearby moons to the observable universe.

**Highlights:** Realistic space flight simulation, Relativistic effects for interstellar travel, Planetarium with real-scale planets and orbits, Star chart and exoplanet explorer, Full-scale universe exploration, Multiple spacecraft and flight modes

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

**In-app purchases:** none


### Space Trek 2150

[App page](https://appshunter.io/ios/app/space-trek-2150/id6738013028)

Pilot your own starship through a vast, procedurally generated universe. Discover new star systems, planets, and moons, claiming ownership of your findings. Upgrade your ship and complete missions to explore the cosmos.

**Highlights:** Explore a universe of one million stars, Discover and claim planets and moons, Upgrade starship engines and systems, Collect minerals for upgrades, Complete side missions, Seamless, true-to-scale universe

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

**In-app purchases:** none


## Frequently asked questions

### Is Advanced Space Flight free?

Advanced Space Flight costs $4.99, with no in-app purchases.

### Is Space Trek 2150 free?

Space Trek 2150 is free to download, with no in-app purchases.

### Which has better reviews, Advanced Space Flight or Space Trek 2150?

Space Trek 2150 is rated higher. Advanced Space Flight averages 4.3 out of 5 from 40 ratings, while Space Trek 2150 averages 4.7 from 22 ratings.

### Do Advanced Space Flight or Space Trek 2150 have ads?

Neither Advanced Space Flight nor Space Trek 2150 shows ads.

### Which is updated more often, Advanced Space Flight or Space Trek 2150?

Advanced Space Flight ships an update every 4 months, and Space Trek 2150 every 4 days. Most recently, Advanced Space Flight was updated on November 3, 2026 and Space Trek 2150 on November 4, 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.*