# Touch Waves vs StarPromenadeLight

The clearest difference is price: StarPromenadeLight at Free against Touch Waves's $3.99. StarPromenadeLight also leads on review sentiment (100% vs 63%) and iOS requirement (13.5 vs 26.0). Touch Waves's advantage is update cadence (every 5 months vs every 13 months). On ads, in-app purchases and device support there is nothing between them.

StarPromenadeLight is free to download; Touch Waves costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Touch Waves ships an update every 5 months, StarPromenadeLight every 13 months. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Touch Waves | StarPromenadeLight |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/touch-waves/id347672384/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 63.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 13 months |
| Monetization | Paid | **Free** |
| Size | 49 MB | 2 MB |
| Requires iOS | 26.0 | **13.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Takao Akatsu](https://appshunter.io/developer/1530946331) |

## What reviewers say

### Touch Waves

[App page](https://appshunter.io/ios/app/touch-waves/id347672384)

Explore wave physics with interactive animations and detailed explanations. This app covers vibrations, waves on strings, acoustics, and optics, making complex concepts visual and understandable for students and educators.

**Highlights:** Wave physics concepts, Interactive animations (2D & 3D), Basic equations, Classroom projection support, Covers vibration, acoustics, optics, Detailed subject list

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

**In-app purchases:** none


### StarPromenadeLight

[App page](https://appshunter.io/ios/app/starpromenadelight/id1564202748)

Experience realistic space travel with a simulator that uses extensive star catalog data. Explore the universe at incredible speeds, witnessing familiar constellations transform into new shapes. Choose your destination and embark on an interstellar journey.

**Highlights:** Realistic space travel simulation, Extensive stellar position data, High-speed interstellar flight, Transforming constellation visuals, Selectable star destinations, Adjustable flight speed

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Touch Waves free?

Touch Waves costs $3.99, with no in-app purchases.

### Is StarPromenadeLight free?

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

### Do Touch Waves or StarPromenadeLight have ads?

Neither Touch Waves nor StarPromenadeLight shows ads.

### Which is updated more often, Touch Waves or StarPromenadeLight?

Touch Waves ships an update every 5 months, and StarPromenadeLight every 13 months. Most recently, Touch Waves was updated on October 13, 2026 and StarPromenadeLight on October 17, 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.*