# Will Copps' Liminal @ Catholic vs Dulcimer Sim

The clearest difference is in-app purchases: Will Copps' Liminal @ Catholic at none against Dulcimer Sim's 1. Will Copps' Liminal @ Catholic also leads on ads (none vs shown). Dulcimer Sim's advantage is update cadence (every 3 months vs every 38 months) and ratings volume (5 vs 1). On price, rating and device support there is nothing between them.

Both are free to download. Dulcimer Sim sells 1 one-off in-app purchase. Will Copps' Liminal @ Catholic asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Will Copps' Liminal @ Catholic against 5.0 for Dulcimer Sim. That said, the two scores are not equally well evidenced: Dulcimer Sim has 5 ratings behind it against 1, so its average is the more settled of the two.

Will Copps' Liminal @ Catholic ships an update every 38 months, Dulcimer Sim every 3 months. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Will Copps' Liminal @ Catholic | Dulcimer Sim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/will-copps-liminal-catholic/id6451347561/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/dulcimer-sim/id6739783716/reviews) |
| Number of ratings | 1 | **5** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 89 MB | 124 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TCW](https://appshunter.io/developer/1193839943) | [Alper Kahriman](https://appshunter.io/developer/1054578352) |

## What reviewers say

### Will Copps' Liminal @ Catholic

[App page](https://appshunter.io/ios/app/will-copps-liminal-catholic/id6451347561)

Experience a unique musical composition that integrates with the physical environment of Catholic University. This app uses GPS to dynamically change the audio as you move across campus, transforming your perception of the space.

**Highlights:** GPS-integrated music playback, Dynamic sound changes with movement, Spatial audio/video exhibition companion, Campus-wide immersive experience, Reframes interaction with physical spaces

**Features:** Vision Pro support

**In-app purchases:** none


### Dulcimer Sim

[App page](https://appshunter.io/ios/app/dulcimer-sim/id6739783716)

This app offers an authentic mountain dulcimer experience with realistic sounds and advanced features like microtonal tuning and adjustable key sensitivity. Create, play, record, and share your musical creations with ease, suitable for both beginners and experienced musicians.

**Highlights:** Authentic dulcimer sounds, Microtonal tuning, Adjustable key sensitivity, Multiple play modes, Built-in recording, Screen recording, Customizable key size

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $7.99 | one-time |


## Frequently asked questions

### Is Will Copps' Liminal @ Catholic free?

Will Copps' Liminal @ Catholic is free to download, with no in-app purchases.

### Is Dulcimer Sim free?

Dulcimer Sim is free to download, with in-app purchases available.

### Which has better reviews, Will Copps' Liminal @ Catholic or Dulcimer Sim?

Will Copps' Liminal @ Catholic and Dulcimer Sim are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do Will Copps' Liminal @ Catholic or Dulcimer Sim have ads?

Dulcimer Sim shows ads; Will Copps' Liminal @ Catholic does not.

### Which is updated more often, Will Copps' Liminal @ Catholic or Dulcimer Sim?

Will Copps' Liminal @ Catholic ships an update every 38 months, and Dulcimer Sim every 3 months. Most recently, Will Copps' Liminal @ Catholic was updated on October 15, 2026 and Dulcimer Sim on October 7, 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.*