Merge Prison vs Egg Drift
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Merge Prison
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.
- Merge tools for escape
- Craft contraband and bribe
- Unravel prison secrets
- Solve puzzles to exit
- Manipulate inmates and guards
- Relaxing puzzle gameplay
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"You know some birds are not meant to be caged, their feathers are just too bright." incarcerated on trumped-up charges.. Can you use your wits to escape? Even more terrifying, you discover hidden, dark secrets within this enigmatic prison... Game Features: ·Merge tools to break out of the prison. ·Craft contraband, bribe fellow inmates, and guards. ·Unravel secrets about the prison and discover the truth! ·Relax and enjoy! It's more relaxing than typical puzzle games. Utilize ""MERGE"" to create various escape tools: -Merge things to create a variety of escape tools. -Use the crafted tools to solve puzzles and reach the exit. -Merge contraband goods to bribe fellow inmates, and guards! ” ESCAPE" from the terrifying prison: -Why you are imprisoned here? -Can you manipulate the inmates and guards to your advantage? -Who will be your allies and who will be your enemies? If you're passionate about puzzle game, then this game is your must-play! If you're passionate about merge game, then it is also your must-play! Join "" Merge Prison"" now, merge tools, and unlock the chains that bind you mind! Facebook: https://www.facebook.com/mergeprison
Egg Drift
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A fast-paced radial merge puzzle game where players steer evolving capsule creatures outward from the center using device motion, strategically colliding and combining them before the arena fills up.
Screenshots
Verdict
The clearest difference is ads: Egg Drift at none against Merge Prison's shown. Merge Prison's advantage is chart position (#188 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Merge Prison | Egg Drift |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (9.2K ratings) — better | — |
| Positive reviews | 78.4% of reviews | — |
| Number of ratings | 9.2K — better | — |
| Update frequency | Every 4 days — better | Weekly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #188 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 2.2 GB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Blue Ultra Game Limited | Itsuki Kamizuru |
Bugs and requests
Merge Prison
Reported bugs
4 issues- 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
5 requests- 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
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Merge Prison
- special gift 6$0.99
- special gift 12$1.99
- special gift 18$2.99
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- special gift 25$3.99
- special gift 30$4.99
- special gift 40$5.99
- special gift 45$6.99
- special gift 50$7.99
- special gift 68$9.99
- special gift 98$14.99
Egg Drift
- Coffee for Itsuki$1.99
- Mystery Egg2 variants$1.99








