# Sonic Lifeforms vs Trek 75

The clearest difference is price: Trek 75 at Free against Sonic Lifeforms's $3.99. Trek 75 also leads on ratings volume (8 vs 1). Sonic Lifeforms's advantage is chart position (#199 vs unranked) and iOS requirement (15.0 vs 18.6). On rating, review sentiment, update cadence and ads there is nothing between them.

Trek 75 is free to download; Sonic Lifeforms costs $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 — 5.0 for Sonic Lifeforms against 4.9 for Trek 75. That said, the two scores are not equally well evidenced: Trek 75 has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Sonic Lifeforms ships an update every 2 weeks, Trek 75 monthly. The most recent releases landed on August 14, 2026 and August 16, 2026 respectively.

## The numbers

| Metric | Sonic Lifeforms | Trek 75 |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sonic-lifeforms/id6444698992/reviews)** | [4.9 (8 ratings)](https://appshunter.io/ios/app/trek-75/id6756827793/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Paid | **Free** |
| Best chart rank | **#199** | — |
| Size | 350 MB | 12 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 9+ |
| Developer | [Michael Doerfler](https://appshunter.io/developer/1656222152) | [John Kennedy](https://appshunter.io/developer/284943103) |

## What reviewers say

### Sonic Lifeforms

[App page](https://appshunter.io/ios/app/sonic-lifeforms/id6444698992)

**Currently charting:** #199 Top Paid · Entertainment (US App Store)

Experience a unique, ever-evolving music album that adapts to your mood in real-time. Control the intensity and direction of procedural music with an intuitive interface, accompanied by reactive visuals for a multisensory journey.

**Highlights:** Ever-evolving music album, Mood-adaptive soundscapes, Interactive music control, Procedural music generation, Reactive visualizer, Personalized listening experiences

**Features:** Vision Pro support

**In-app purchases:** none


### Trek 75

[App page](https://appshunter.io/ios/app/trek-75/id6756827793)

Relive classic text-based space exploration games from the 1970s and 1980s. This app offers a turn-based adventure with multiple missions and computer-generated scenarios, perfect for casual play.

**Highlights:** Retro text-based gameplay, Turn-by-turn space exploration, Multiple new missions, Computer-generated adventures, Simple, repetitive mechanics

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sonic Lifeforms free?

Sonic Lifeforms costs $3.99, with no in-app purchases.

### Is Trek 75 free?

Trek 75 is free to download, with no in-app purchases.

### Which has better reviews, Sonic Lifeforms or Trek 75?

Sonic Lifeforms is rated higher. Sonic Lifeforms averages 5.0 out of 5 from 1 ratings, while Trek 75 averages 4.9 from 8 ratings.

### Do Sonic Lifeforms or Trek 75 have ads?

Neither Sonic Lifeforms nor Trek 75 shows ads.

### Which is updated more often, Sonic Lifeforms or Trek 75?

Sonic Lifeforms ships an update every 2 weeks, and Trek 75 monthly. Most recently, Sonic Lifeforms was updated on August 14, 2026 and Trek 75 on August 16, 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.*