# Digi Merge vs Stack Tower

The clearest difference is in-app purchases: Stack Tower at none against Digi Merge's 18. Stack Tower also leads on ads (none vs shown). Digi Merge's advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Digi Merge sells 18 one-off in-app purchases. Stack Tower asks for nothing beyond the download.

Digi Merge ships an update weekly, Stack Tower every 2 months. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Digi Merge | Stack Tower |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (15K ratings)](https://appshunter.io/ios/app/digi-merge/id1662128796/reviews)** | — |
| Number of ratings | **15K** | — |
| Positive reviews | 14.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 263 MB | 21 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Rollic Games](https://appshunter.io/developer/1452111779) | [Yusuf Uyar](https://appshunter.io/developer/1881273203) |

## What reviewers say

### Digi Merge

[App page](https://appshunter.io/ios/app/digi-merge/id1662128796)

An idle puzzle game where you merge items to earn money and upgrade your collection. Progress through levels, unlock new items, and enjoy a relaxing yet strategic experience. Earn rewards even when offline.

**Highlights:** Addictive merging gameplay, Idle earning mechanics, Strategic upgrades and power-ups, Exciting progression with new unlocks, Engaging puzzle challenges

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

**In-app purchases (18)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold | $0.99 | one-time |
| 100 Gold Bar | $1.99 | one-time |
| Best Seller Pack | $1.99 | one-time |
| Gold | $1.99 | one-time |
| Gold | $3.99 | one-time |
| Bumper Offer | $4.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Wheel Offer | $4.99 | one-time |
| 500 Gold Bar | $5.99 | one-time |
| No Ads | $7.99 | one-time |
| 1K Gold Bar | $9.99 | one-time |
| Starter Pack | $9.99 | one-time |
| Premium Pack | $9.99 | one-time |
| Limited Time Offer | $14.99 | one-time |
| Premium Pack | $14.99 | one-time |
| 3K Gold Bar | $29.99 | one-time |
| 6K Gold Bar | $49.99 | one-time |
| 12K Gold Bar | $99.99 | one-time |

**What reviewers like**

- 🎮 Fun and addictive gameplay
- 💰 Satisfying progression and number growth
- 🎨 Visually appealing and polished design

**What reviewers complain about**

- 🔍 Excessive and intrusive ads
- 🔒 Paywall for basic features and progression
- 🔁 Lack of permanent upgrades and progress between levels
- 🗑️ No option to delete or remove unwanted elements

**Reported bugs**

- Multipliers not functioning as expected
- Inability to merge or progress due to full inventory
- Negative money balance after exploiting a glitch

**Requested features**

- Add a delete/remove button for unwanted elements
- Implement permanent upgrades that carry over between levels
- Reduce the frequency and intrusiveness of ads
- Improve the free-to-play experience without paywalls


### Stack Tower

[App page](https://appshunter.io/ios/app/stack-tower-world-edition/id6760509445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Digi Merge free?

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

### Is Stack Tower free?

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

### Do Digi Merge or Stack Tower have ads?

Digi Merge shows ads; Stack Tower does not.

### Which is updated more often, Digi Merge or Stack Tower?

Digi Merge ships an update weekly, and Stack Tower every 2 months. Most recently, Digi Merge was updated on September 25, 2026 and Stack Tower on September 10, 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.*