# Topple Stack vs Sky Stack

The clearest difference is in-app purchases: Sky Stack at none against Topple Stack's 4. Sky Stack also leads on update cadence (every 3 days vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Topple Stack sells 4 one-off in-app purchases. Sky Stack asks for nothing beyond the download.

Topple Stack ships an update every 3 months, Sky Stack every 3 days. The most recent releases landed on September 17, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Topple Stack | Sky Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/topple-stack/id6759784608/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 104 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Veranova Tech LLC](https://appshunter.io/developer/1880622308) | [Mehmet Resat Senel](https://appshunter.io/developer/1867533935) |

## What reviewers say

### Topple Stack

[App page](https://appshunter.io/ios/app/topple-stack/id6759784608)

Tap at the right moment to stack blocks and build the tallest tower. Watch it spectacularly topple with satisfying physics. Unlock new skins and themes as you progress.

**Highlights:** One-tap stacking controls, Satisfying physics-based shattering, Special block types (Ice, Gold, Bomb), Cosmetic unlocks (skins, effects), Daily rewards and challenges, Slow-motion moments

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Coins | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 2000 Coins | $2.99 | one-time |
| 5000 Coins | $4.99 | one-time |


### Sky Stack

[App page](https://appshunter.io/ios/app/sky-stack-tower-builder/id6761363764)

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

**In-app purchases:** none


## Frequently asked questions

### Is Topple Stack free?

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

### Is Sky Stack free?

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

### Do Topple Stack or Sky Stack have ads?

Both Topple Stack and Sky Stack show ads.

### Which is updated more often, Topple Stack or Sky Stack?

Topple Stack ships an update every 3 months, and Sky Stack every 3 days. Most recently, Topple Stack was updated on September 17, 2026 and Sky Stack on October 3, 2026.

---

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