Monster Merge! vs Rockets Stack
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Monster Merge!
Collect and merge adorable monsters to create powerful allies for your quest. Upgrade your creatures by combining them to unlock new abilities and progress through an exciting adventure.
- Monster collection
- Monster merging and upgrading
- Adventure gameplay
- Cute monster designs
- Simple controls
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Welcome to a world full of awesome monsters! Team up with them to help you in your adventure! Merge your monsters to upgrade them!
Rockets Stack
Engage in thrilling battles by collecting powerful rockets to unleash upon monstrous foes. Strategize your collection and combat to achieve victory.
- Collect rockets
- Destroy monsters
- Strategic combat
- Action gameplay
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Collect rockets and destroy monsters!
Screenshots
Verdict
The clearest difference is review sentiment: Monster Merge! at 100% against Rockets Stack's 18%. Monster Merge! also leads on rating (4.3 vs 2.1). Rockets Stack's advantage is update cadence (fortnightly vs every 3 months) and ratings volume (236 vs 22). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
Monster Merge! holds the better App Store score, 4.3 against 2.1. That said, the two scores are not equally well evidenced: Rockets Stack has 236 ratings behind it against 22, so its average is the more settled of the two. Written reviews point the same way: 100% of Monster Merge!'s written reviews are positive against 18% of Rockets Stack's.
Monster Merge! ships an update every 3 months, Rockets Stack fortnightly. The most recent releases landed on August 2, 2026 and September 10, 2026 respectively.
| Parameter | Monster Merge! | Rockets Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (22 ratings) — better | 2.1 (236 ratings) |
| Positive reviews | 100.0% of reviews — better | 17.6% of reviews |
| Number of ratings | 22 | 236 — better |
| Update frequency | Every 3 months | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 262 MB | 385 MB |
| Age rating | 4+ | 12+ |
| Developer | Yso Corp | SUPERSONIC STUDIOS LTD |
Customer experience
Monster Merge!
Rockets Stack
Bugs and requests
Monster Merge!
Not enough reviews yet to summarise bugs or requests.
Rockets Stack
Reported bugs
4 issues- Invisible or disappearing rocket launchers
- Progression stopping at certain levels
- Weapons not upgrading past a certain point
- Losing progress or inventory items
Requested features
3 requests- Ability to delete or discard unwanted crates
- More weapon and upgrade variety
- Improved game balance and progression
In-app purchases
Monster Merge!
No in-app purchases
Rockets Stack
No in-app purchases
Questions
Is Monster Merge! free?
Is Rockets Stack free?
Which has better reviews, Monster Merge! or Rockets Stack?
Do Monster Merge! or Rockets Stack have ads?
Which is updated more often, Monster Merge! or Rockets Stack?
Other comparisons
