# Merge Prison vs Egg Drift

The clearest difference is ads: Egg Drift at none against Merge Prison's shown. Merge Prison's advantage is chart position (#187 vs unranked) and iOS requirement (15.0 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Merge Prison sells 10 one-off in-app purchases and Egg Drift sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Merge Prison ships an update every 4 days, Egg Drift weekly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Merge Prison | Egg Drift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9.2K ratings)](https://appshunter.io/ios/app/merge-prison-hidden-puzzle/id6477151796/reviews)** | — |
| Number of ratings | **9.2K** | — |
| Positive reviews | 78.4% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#187** | — |
| Size | 2.2 GB | 43 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Blue Ultra Game Limited](https://appshunter.io/developer/1489269211) | [Itsuki Kamizuru](https://appshunter.io/developer/1848796257) |

## What reviewers say

### Merge Prison

[App page](https://appshunter.io/ios/app/merge-prison-hidden-puzzle/id6477151796)

**Currently charting:** #187 Top Grossing · Puzzle (US App Store)

Escape a mysterious prison by merging tools and crafting contraband. Unravel dark secrets and manipulate inmates and guards to find the truth. This puzzle game offers a relaxing yet engaging escape experience.

**Highlights:** Merge tools for escape, Craft contraband and bribe, Unravel prison secrets, Solve puzzles to exit, Manipulate inmates and guards, Relaxing puzzle gameplay

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| special gift 6 | $0.99 | one-time |
| special gift 12 | $1.99 | one-time |
| special gift 18 | $2.99 | one-time |
| special gift 25 | $3.99 | one-time |
| special gift 30 | $4.99 | one-time |
| special gift 40 | $5.99 | one-time |
| special gift 45 | $6.99 | one-time |
| special gift 50 | $7.99 | one-time |
| special gift 68 | $9.99 | one-time |
| special gift 98 | $14.99 | one-time |

**What reviewers like**

- 🚀 Fun game
- 👍 Unique twist on merge games
- 👍 Interesting storyline
- 👍 Good variety of mini-games
- 👍 Enjoyable and relaxing gameplay

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🔋 Energy system too restrictive
- 🔋 Tile matching mini-games consume too much energy
- 🔋 Slow energy regeneration
- 💡 Events overlap and use same energy

**Reported bugs**

- Connectivity issues and server disconnects
- Graphical glitches and screen issues
- Progress and rewards not tracking correctly
- Inability to switch accounts or recover progress

**Requested features**

- More free energy options
- Separate energy for different gameplay modes
- Longer event durations
- Ability to switch accounts or recover progress
- More ethnic representation for main character


### Egg Drift

[App page](https://appshunter.io/ios/app/egg-drift/id6767761886)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee for Itsuki | $1.99 | one-time |
| Mystery Egg | $1.99 | one-time |


## Frequently asked questions

### Is Merge Prison free?

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

### Is Egg Drift free?

Egg Drift is free to download, with in-app purchases available.

### Do Merge Prison or Egg Drift have ads?

Merge Prison shows ads; Egg Drift does not.

### Which is updated more often, Merge Prison or Egg Drift?

Merge Prison ships an update every 4 days, and Egg Drift weekly. Most recently, Merge Prison was updated on November 9, 2026 and Egg Drift on October 31, 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.*