# Subterranean vs Tilebound

The clearest difference is in-app purchases: Subterranean at none against Tilebound's 1. Subterranean also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. Tilebound sells 1 one-off in-app purchase. Subterranean asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Subterranean | Tilebound |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | Every 2 days |
| Size | 142 MB | 1 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tayin Wallace](https://appshunter.io/developer/1658923996) | [Christian Pedersen](https://appshunter.io/developer/1883227582) |

## What reviewers say

### Subterranean

[App page](https://appshunter.io/ios/app/subterranean/id6754824884)

**In-app purchases:** none


### Tilebound

[App page](https://appshunter.io/ios/app/tilebound-mahjong-solitaire/id6774916268)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tilebound Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Subterranean free?

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

### Is Tilebound free?

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

### Do Subterranean or Tilebound have ads?

Tilebound shows ads; Subterranean does not.

### Which is updated more often, Subterranean or Tilebound?

Subterranean ships an update every 2 days, and Tilebound every 2 days. Most recently, Subterranean was updated on October 13, 2026 and Tilebound on October 15, 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.*