# Backpack Attack vs Witchfire Merge

The clearest difference is ads: Witchfire Merge at none against Backpack Attack's shown. Backpack Attack's advantage is update cadence (every 4 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Backpack Attack sells 20 one-off in-app purchases and Witchfire Merge sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Backpack Attack ships an update every 4 days, Witchfire Merge monthly. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Backpack Attack | Witchfire Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (144 ratings)](https://appshunter.io/ios/app/backpack-attack/id6714474754/reviews)** | — |
| Number of ratings | **144** | — |
| Positive reviews | 17.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 226 MB | 302 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Tran Hai Dang](https://appshunter.io/developer/1770275611) | [VRillAR Co., Ltd.](https://appshunter.io/developer/1581564197) |

## What reviewers say

### Backpack Attack

[App page](https://appshunter.io/ios/app/backpack-attack/id6714474754)

Engage in an action-packed adventure blending run-and-gun combat with strategic weapon crafting and merging. Organize your backpack, evolve your arsenal, and conquer challenging levels to become the ultimate weapon master.

**Highlights:** Efficient backpack item arrangement, Weapon crafting and evolution, Strategic merging mechanics, Level progression and boss battles, Weapon upgrades and skill enhancement, Diverse and challenging levels

**Features:** macOS Compatibility

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Gem | $0.99 | one-time |
| Silver Keys | $0.99 | one-time |
| Remove Force Ads | $2.99 | one-time |
| Speed Up | $4.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Special Attack | $4.99 | one-time |
| X2 Hp Forever | $4.99 | one-time |
| X2 Shield Forever | $4.99 | one-time |
| Commander Pack | $6.99 | one-time |
| X2 Game Speed | $7.99 | one-time |
| Super Promotion Pack | $8.99 | one-time |
| Special Packs | $9.99 | one-time |
| Remove All Ads | $9.99 | one-time |
| Hand of Gems | $9.99 | one-time |
| Silver Keys 2 | $9.99 | one-time |
| Remove All Ads | $14.99 | one-time |
| Golden Keys | $19.99 | one-time |
| Another Life | $19.99 | one-time |
| Barrel of Gems | $49.99 | one-time |
| House of Gems | $99.99 | one-time |

**What reviewers like**

- 👍 Awesome game
- 👍 Game good
- 👍 Character, Weapon, Theme Ok
- 👍 Fun game

**What reviewers complain about**

-  광고 Too many ads
- 💸 Scam for removing ads
- 🐛 Game freezes when unlocking characters
- 🐛 Ads not removed after purchase
- 🐛 In-game ads disrupt gameplay

**Reported bugs**

- Game freezes when unlocking second character
- Purchased ad removal not working
- Purchased items not delivered
- Character unlock progress stuck
- Game lag caused by ads

**Requested features**

- Fix character unlock bug
- Improve ad frequency
- More engaging storyline/lore
- Better weapon/inventory management


### Witchfire Merge

[App page](https://appshunter.io/ios/app/witchfire-merge/id6743160055)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| avatar 15 | $0.99 | one-time |
| avatar 17 | $0.99 | one-time |
| avatar 26 | $0.99 | one-time |
| avatar 20 | $0.99 | one-time |
| avatar 22 | $0.99 | one-time |
| avatar 23 | $0.99 | one-time |
| avatar 24 | $0.99 | one-time |
| avatar 25 | $0.99 | one-time |
| avatar 27 | $0.99 | one-time |
| avatar 28 | $0.99 | one-time |


## Frequently asked questions

### Is Backpack Attack free?

Backpack Attack is free to download, with in-app purchases available.

### Is Witchfire Merge free?

Witchfire Merge is free to download, with in-app purchases available.

### Do Backpack Attack or Witchfire Merge have ads?

Backpack Attack shows ads; Witchfire Merge does not.

### Which is updated more often, Backpack Attack or Witchfire Merge?

Backpack Attack ships an update every 4 days, and Witchfire Merge monthly. Most recently, Backpack Attack was updated on October 8, 2026 and Witchfire Merge 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.*