# Idle Defense Octopus Evolution vs Monster Catch Run

The clearest difference is ads: Idle Defense Octopus Evolution at none against Monster Catch Run's shown. Idle Defense Octopus Evolution also leads on review sentiment (74% vs 49%) and iOS requirement (9.0 vs 12.0). Monster Catch Run's advantage is update cadence (weekly vs every 3 weeks). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Idle Defense Octopus Evolution sells 10 one-off in-app purchases and Monster Catch Run sells 6 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 — 4.6 for Idle Defense Octopus Evolution against 4.6 for Monster Catch Run. Both are backed by a comparable volume of ratings — 1.9K and 808 respectively. Written reviews are what separate them: 74% of Idle Defense Octopus Evolution's written reviews are positive against 49% of Monster Catch Run's.

Idle Defense Octopus Evolution ships an update every 3 weeks, Monster Catch Run weekly. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Idle Defense Octopus Evolution | Monster Catch Run |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (1.9K ratings)](https://appshunter.io/ios/app/idle-defense-octopus-evolution/id985708741/reviews)** | [4.6 (808 ratings)](https://appshunter.io/ios/app/monster-catch-run/id1638101218/reviews) |
| Number of ratings | **1.9K** | 808 |
| Positive reviews | **73.6% of reviews** | 49.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 55 MB | 240 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Tran Anh Khoa](https://appshunter.io/developer/703562127) | [国新 夏](https://appshunter.io/developer/1538418070) |

## What reviewers say

### Idle Defense Octopus Evolution

[App page](https://appshunter.io/ios/app/idle-defense-octopus-evolution/id985708741)

Evolve a mutant octopus by collecting DNA and gems to unlock new arms and super weapons. Defend against enemies with easy-to-learn touch controls and enjoy cartoon graphics with rock music. Share your progress and discover new features in this unique tower defense experience.

**Highlights:** Evolve mutant octopus with new arms and weapons, Easy touch-and-hold gameplay, Cartoon graphics and rock music, Unlock shark, dragon, and other arms, Utilize frozen, armor, and nuclear weapons, Share game records on social media

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DNA Pack 1 | $0.99 | one-time |
| Gem Pack 1 | $0.99 | one-time |
| DNA Pack 2 | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| DNA Pack 3 | $2.99 | one-time |
| DNA Pack 4 | $3.99 | one-time |
| DNA Pack 5 | $4.99 | one-time |
| Gem Pack 5 | $4.99 | one-time |
| DNA Pack 10 | $9.99 | one-time |
| DNA Pack 20 | $19.99 | one-time |

**What reviewers like**

- 👍 Fun game
- 🚀 Addictive gameplay
- 💡 Unique concept
- 😊 Great for kids

**What reviewers complain about**

- 🐛 Frequent crashes
- 🔒 Copyright issues
- 🔋 High ad frequency
- 🤯 Too difficult

**Reported bugs**

- DNA points disappearing
- Restart cost too high
- Levels not loading properly
- Ads not working as intended

**Requested features**

- Add more upgrades and customization options
- Improve level difficulty progression
- Reduce in-app purchase requirements
- Fix grammar and spelling errors


### Monster Catch Run

[App page](https://appshunter.io/ios/app/monster-catch-run/id1638101218)

Embark on a thrilling dinosaur hunting adventure. Capture various dinosaurs, merge them to create colossal beasts, and dominate your rivals in epic battles.

**Highlights:** Dinosaur hunting, Dinosaur merging, Competitive battles, Colossal dinosaur creation

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Newbie Skins Pack | $0.99 | one-time |
| Newbie Pack | $0.99 | one-time |
| RemoveAds | $2.99 | one-time |
| NoAds + 10 Dinos + 5,000 Coins | $3.99 | one-time |
| NoAds + 5 Skins + 5,000 Coins | $3.99 | one-time |
| NoAds+ 20 Dinos + 20,000 Coins | $5.99 | one-time |

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Fun for all ages
- 🎨 Visually appealing
- 💎 Great value for free game

**What reviewers complain about**

- 🐛 Frequent freezing and crashes
- 💰 Excessive ads and in-app purchases
- 🔁 Repetitive gameplay after reaching higher levels
- 🤯 Frustrating loss of progress

**Reported bugs**

- Game freezes at specific levels
- Coins/rewards not properly awarded
- Disappearing/lost progress and in-game items
- Compatibility issues on certain devices

**Requested features**

- More levels and content
- Ability to keep progress after reaching higher levels
- Reduced ads or paid ad-free option
- Improved performance and stability


## Frequently asked questions

### Is Idle Defense Octopus Evolution free?

Idle Defense Octopus Evolution is free to download, with in-app purchases available.

### Is Monster Catch Run free?

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

### Which has better reviews, Idle Defense Octopus Evolution or Monster Catch Run?

Idle Defense Octopus Evolution is rated higher. Idle Defense Octopus Evolution averages 4.6 out of 5 from 1.9K ratings, while Monster Catch Run averages 4.6 from 808 ratings.

### Do Idle Defense Octopus Evolution or Monster Catch Run have ads?

Monster Catch Run shows ads; Idle Defense Octopus Evolution does not.

### Which is updated more often, Idle Defense Octopus Evolution or Monster Catch Run?

Idle Defense Octopus Evolution ships an update every 3 weeks, and Monster Catch Run weekly. Most recently, Idle Defense Octopus Evolution was updated on October 15, 2026 and Monster Catch Run on October 16, 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.*