# Stack 8 vs Marble Slots

The clearest difference is in-app purchases: Marble Slots at none against Stack 8's 2. Marble Slots also leads on update cadence (every 3 days vs every 5 months) and iOS requirement (13.0 vs 16.0). Stack 8's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Stack 8 sells 2 one-off in-app purchases. Marble Slots asks for nothing beyond the download.

Stack 8 ships an update every 5 months, Marble Slots every 3 days. The most recent releases landed on September 28, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Stack 8 | Marble Slots |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/stack-8/id1093455092/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 392 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [THE RISE COLLECTION](https://appshunter.io/developer/1000072797) | [FURTLE GAME OYUN ANIMASYON YAZILIM VE BILISIM TEKNOLOJILERI TICARET ANONIM SIRKETI](https://appshunter.io/developer/1559627097) |

## What reviewers say

### Stack 8

[App page](https://appshunter.io/ios/app/stack-8/id1093455092)

Tap to perfectly stack pixels in this endless challenge. One mistake means losing a pixel. Test your reflexes and precision to keep stacking.

**Highlights:** Endless gameplay, Precise tapping mechanics, Pixel stacking challenge, Reflex and precision testing, Simple one-tap controls

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |


### Marble Slots

[App page](https://appshunter.io/ios/app/marble-slots/id6756679955)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Stack 8 free?

Stack 8 is free to download, with in-app purchases available.

### Is Marble Slots free?

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

### Do Stack 8 or Marble Slots have ads?

Marble Slots shows ads; Stack 8 does not.

### Which is updated more often, Stack 8 or Marble Slots?

Stack 8 ships an update every 5 months, and Marble Slots every 3 days. Most recently, Stack 8 was updated on September 28, 2026 and Marble Slots on September 6, 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.*