# Subway Master vs PopBlocks3D

The clearest difference is in-app purchases: PopBlocks3D at none against Subway Master's 2. PopBlocks3D also leads on update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Subway Master sells 2 one-off in-app purchases. PopBlocks3D asks for nothing beyond the download.

Subway Master ships an update every 4 days, PopBlocks3D daily. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Subway Master | PopBlocks3D |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 49 MB | 120 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jisu Jung](https://appshunter.io/developer/1731788096) | [Richard Folea](https://appshunter.io/developer/6800581491) |

## What reviewers say

### Subway Master

[App page](https://appshunter.io/ios/app/subway-master/id6800927952)

Test your knowledge of global subway systems by identifying the next station on a moving train. Explore real metro networks across dozens of cities and challenge yourself to complete lines with speed and accuracy. Compete on leaderboards and track your progress.

**Highlights:** Global metro network exploration, Identify next station quizzes, Real subway lines from major cities, Track completed lines and personal bests, Leaderboard rankings, Multi-language support for interface and station names

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Ticket Pass | $4.99 | one-time |
| Premium Pass | $6.99 | one-time |


### PopBlocks3D

[App page](https://appshunter.io/ios/app/popblocks3d-block-puzzle/id6817695198)

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

**In-app purchases:** none


## Frequently asked questions

### Is Subway Master free?

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

### Is PopBlocks3D free?

PopBlocks3D is free to download, with no in-app purchases.

### Do Subway Master or PopBlocks3D have ads?

Both Subway Master and PopBlocks3D show ads.

### Which is updated more often, Subway Master or PopBlocks3D?

Subway Master ships an update every 4 days, and PopBlocks3D daily. Most recently, Subway Master was updated on October 25, 2026 and PopBlocks3D on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*