# Phy vs Tap Stack

The clearest difference is in-app purchases: Phy at none against Tap Stack's 1. Phy also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.1). Tap Stack's advantage is update cadence (every 4 days vs every 54 months). On price and device support there is nothing between them.

Both are free to download. Tap Stack sells 1 one-off in-app purchase. Phy asks for nothing beyond the download.

Phy ships an update every 54 months, Tap Stack every 4 days. Both last shipped on September 21, 2026.

## The numbers

| Metric | Phy | Tap Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tap-stack-endless-stacking/id6754524736/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 54 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 48 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krishna Raj Salim](https://appshunter.io/developer/1638689285) | [Ola Borthen](https://appshunter.io/developer/842843710) |

## What reviewers say

### Phy

[App page](https://appshunter.io/ios/app/phy-stack/id949127355)

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

**In-app purchases:** none


### Tap Stack

[App page](https://appshunter.io/ios/app/tap-stack-endless-stacking/id6754524736)

Tap to stack colorful blocks and build your tower as high as possible. Dodge explosive bombs and enjoy satisfying visual and sound effects. Perfect for quick gaming sessions or stress relief.

**Highlights:** Infinite block stacking gameplay, Bomb dodge mechanic, Progressive difficulty and speed increases, Milestone celebrations, Local high score system, One-handed portrait gameplay, Offline play

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads + free retry | $1.99 | one-time |


## Frequently asked questions

### Is Phy free?

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

### Is Tap Stack free?

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

### Do Phy or Tap Stack have ads?

Tap Stack shows ads; Phy does not.

### Which is updated more often, Phy or Tap Stack?

Phy ships an update every 54 months, and Tap Stack every 4 days. Most recently, Phy was updated on September 21, 2026 and Tap Stack on September 21, 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.*