# 4th Wall vs The Foundering

4th Wall and The Foundering are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

4th Wall ships an update every 11 days, The Foundering weekly. The most recent releases landed on September 20, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 4th Wall | The Foundering |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (42 ratings)](https://appshunter.io/ios/app/4th-wall/id1325881248/reviews)** | — |
| Number of ratings | **42** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | Free | — |
| Size | 298 MB | 226 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Nancy Baker Cahill Studio, Inc](https://appshunter.io/developer/1600490816) | [IDIA Lab](https://appshunter.io/developer/996608783) |

## What reviewers say

### 4th Wall

[App page](https://appshunter.io/ios/app/4th-wall/id1325881248)

Experience public art in augmented reality. Discover curated AR exhibitions at significant locations or place 3D artworks in your own environment. Engage with art that activates historical sites and inspires dialogue.

**Highlights:** Augmented reality public art exhibitions, Site-specific AR artworks, Place 3D dimensional drawings, Record and share AR creations, Explore historically significant sites, Sound integration for artworks

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

**In-app purchases:** none


### The Foundering

[App page](https://appshunter.io/ios/app/the-foundering/id6749150168)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 4th Wall free?

4th Wall is free to download, with no in-app purchases.

### Is The Foundering free?

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

### Do 4th Wall or The Foundering have ads?

Neither 4th Wall nor The Foundering shows ads.

### Which is updated more often, 4th Wall or The Foundering?

4th Wall ships an update every 11 days, and The Foundering weekly. Most recently, 4th Wall was updated on September 20, 2026 and The Foundering on September 11, 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.*