# Tap Stack vs Crowded Sky

The clearest difference is ads: Crowded Sky at none against Tap Stack's shown. Crowded Sky also leads on update cadence (every 2 days vs every 4 days). Tap Stack's advantage is device support (3 vs 1). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Tap Stack sells 1 one-off in-app purchase and Crowded Sky sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Tap Stack against 5.0 for Crowded Sky. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Tap Stack ships an update every 4 days, Crowded Sky every 2 days. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Tap Stack | Crowded Sky |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/tap-stack-endless-stacking/id6754524736/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/crowded-sky/id6814630129/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 48 MB | 8 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Ola Borthen](https://appshunter.io/developer/842843710) | [Scout Corps](https://appshunter.io/developer/1659454946) |

## What reviewers say

### 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 |


### Crowded Sky

[App page](https://appshunter.io/ios/app/crowded-sky/id6814630129)

Pilot a spaceship using your phone's motion sensors in this arcade-style space combat game. Engage in campaign missions, endless survival modes, and time trials. Customize your ship and weapons for an immersive experience.

**Highlights:** Tilt-to-steer controls, 27 campaign missions, Infinite survival mode, 24 slalom time trials, Customizable ship loadouts, Four difficulty settings

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weapons Pack | $1.99 | one-time |
| All Slalom Courses | $1.99 | one-time |
| Campaign Act II | $2.99 | one-time |
| Campaign Act III | $2.99 | one-time |
| Campaign & Slalom Bundle | $6.99 | one-time |


## Frequently asked questions

### Is Tap Stack free?

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

### Is Crowded Sky free?

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

### Which has better reviews, Tap Stack or Crowded Sky?

Tap Stack and Crowded Sky are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Tap Stack or Crowded Sky have ads?

Tap Stack shows ads; Crowded Sky does not.

### Which is updated more often, Tap Stack or Crowded Sky?

Tap Stack ships an update every 4 days, and Crowded Sky every 2 days. Most recently, Tap Stack was updated on October 8, 2026 and Crowded Sky on October 13, 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.*