# Robot Evolution vs Monster Merge

The clearest difference is update cadence: Monster Merge at every 8 days against Robot Evolution's every 6 weeks. Monster Merge also leads on ratings volume (9.1K vs 733) and iOS requirement (10.0 vs 15.0). Robot Evolution's advantage is review sentiment (86% vs 73%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Robot Evolution sells 12 one-off in-app purchases and Monster Merge sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Robot Evolution against 4.8 for Monster Merge. That said, the two scores are not equally well evidenced: Monster Merge has 9.1K ratings behind it against 733, so its average is the more settled of the two. Written reviews are what separate them: 86% of Robot Evolution's written reviews are positive against 73% of Monster Merge's.

Robot Evolution ships an update every 6 weeks, Monster Merge every 8 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Robot Evolution | Monster Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (733 ratings)](https://appshunter.io/ios/app/robot-evolution-machine-merge/id1275133471/reviews) | **[4.8 (9.1K ratings)](https://appshunter.io/ios/app/monster-merge/id1290049311/reviews)** |
| Number of ratings | 733 | **9.1K** |
| Positive reviews | **85.9% of reviews** | 73.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 8 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 155 MB | 100 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TPG TECNOLOGIA DA INFORMACAO LTDA](https://appshunter.io/developer/444343830) | [Umbrella Games LLC](https://appshunter.io/developer/1059299541) |

## What reviewers say

### Robot Evolution

[App page](https://appshunter.io/ios/app/robot-evolution-machine-merge/id1275133471)

Merge robots to create bizarre new machines and build a powerful army. Discover various robot types across different stages and unlock multiple endings. Tap or drag to earn coins and expand your collection.

**Highlights:** Drag and drop robots to merge, Discover new robot types, Earn coins to buy creatures, Build a high-tech army, Unlock various endings, Idle clicker gameplay

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pack of rubies | $1.99 | one-time |
| Hard Currency Pack 1 | $1.99 | one-time |
| pack with diamonds | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Shop Bundle | $2.99 | one-time |
| Promo Bundles Very High | $2.99 | one-time |
| Hard Currency Pack 2 | $4.99 | one-time |
| big pack of rubies | $5.99 | one-time |
| Shop Bundle | $5.99 | one-time |
| Trinket | $6.99 | one-time |
| Hard Currency Pack 3 | $9.99 | one-time |
| starter bundle | $24.99 | one-time |

**What reviewers like**

- 👍 Awesome game
- 🤖 Fun robot evolutions
- 💡 Lots of unique robot designs
- 🕹️ Addictive gameplay
- 🎨 Cute and colorful visuals

**What reviewers complain about**

- 🔍 Some features feel hidden or unclear
- 🔋 High battery consumption
- 🔗 Frequent ads interrupting gameplay
- 🐛 Occasional bugs and glitches

**Reported bugs**

- Game freezes or pauses when switching between screens
- Inconsistent berry drop rates despite upgrades
- Ads sometimes cause the game to crash

**Requested features**

- Add more evolution games on iOS
- Improve screen compatibility for newer devices
- Reduce frequency of ads or provide ad-free option
- Add ability to delete game progress


### Monster Merge

[App page](https://appshunter.io/ios/app/monster-merge/id1290049311)

Merge identical creatures to discover new species and upgrade structures in this engaging game. Play mini-games to earn currency and expand your environment. It offers a fun, casual experience with satisfying merging mechanics.

**Highlights:** Merge identical monsters, Discover 58 unique species, Upgrade buildings, Play minigames for coins, Expand your world, Addictive gameplay

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spawn Level 5 | $0.99 | one-time |
| Spawn Level 4 | $0.99 | one-time |
| Spawn Level 2 | $0.99 | one-time |
| Spawn Level 3 | $0.99 | one-time |
| Coin Boost | $0.99 | one-time |
| Quick Merge | $0.99 | one-time |
| Next Level | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |
| Speed Up | $1.99 | one-time |
| Auto Fast Forward | $1.99 | one-time |
| Double Eggs & Gifts | $2.99 | one-time |
| Ad-Free Rewards | $5.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Cute and creative monster designs
- 🚀 Satisfying merging mechanics
- 👍 Fun casual experience

**What reviewers complain about**

- 🐛 Ads too frequent and intrusive
- 🔒 Inability to remove unwanted monsters
- 🔒 Limited terrain expansion options
- 🐛 Glitches and crashes

**Reported bugs**

- Ads not working as intended
- Terrain expansion screen not appearing
- Game crashing after reaching max monsters

**Requested features**

- More monster types and evolution paths
- Ability to sell or remove unwanted monsters
- Expanded terrain and building options
- Offline progression mode


## Frequently asked questions

### Is Robot Evolution free?

Robot Evolution is free to download, with in-app purchases available.

### Is Monster Merge free?

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

### Which has better reviews, Robot Evolution or Monster Merge?

Monster Merge is rated higher. Robot Evolution averages 4.8 out of 5 from 733 ratings, while Monster Merge averages 4.8 from 9.1K ratings.

### Do Robot Evolution or Monster Merge have ads?

Both Robot Evolution and Monster Merge show ads.

### Which is updated more often, Robot Evolution or Monster Merge?

Robot Evolution ships an update every 6 weeks, and Monster Merge every 8 days. Most recently, Robot Evolution was updated on October 24, 2026 and Monster Merge on October 24, 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.*