# Backpack Barrage vs Blockzy Stackon

The clearest difference is update cadence: Backpack Barrage at every 3 days against Blockzy Stackon's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Backpack Barrage ships an update every 3 days, Blockzy Stackon every 2 months. The most recent releases landed on September 29, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Backpack Barrage | Blockzy Stackon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 159 MB | 186 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Yorf Studio](https://appshunter.io/developer/1521693654) | [浩 苏](https://appshunter.io/developer/1855735739) |

## What reviewers say

### Backpack Barrage

[App page](https://appshunter.io/ios/app/backpack-barrage/id6738074435)

**Features:** macOS Compatibility

**In-app purchases:** none


### Blockzy Stackon

[App page](https://appshunter.io/ios/app/blockzy-stackon/id6757459556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Backpack Barrage free?

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

### Is Blockzy Stackon free?

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

### Do Backpack Barrage or Blockzy Stackon have ads?

Both Backpack Barrage and Blockzy Stackon show ads.

### Which is updated more often, Backpack Barrage or Blockzy Stackon?

Backpack Barrage ships an update every 3 days, and Blockzy Stackon every 2 months. Most recently, Backpack Barrage was updated on September 29, 2026 and Blockzy Stackon on October 5, 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.*