Comparison

Idle Defense Octopus Evolution vs Monster Catch Run

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head

Idle Defense Octopus Evolution

Mutant Monster Defence Games

Free

🎮 Games

★ 4.61.9K ratingsView app →

Monster Catch Run

Free

🎮 Games

★ 4.6808 ratingsView app →

About

Idle Defense Octopus Evolution

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

Read full description

▶▶▶ WATCH Funny Gameplay Video - Starring Oczilla - by FGTeeV: https://bit.ly/oczilla-youtube ▶▶ How to Play: ● Touch & hold on left or right side of the screen to rotate the octopus. ● Use octopus's arms to destroy enemies. ● Use collected DNA, gems and eggs to evolve your mutant octopus. ▶▶ Features: ● Very easy gameplay. ● Cool rock music. ● Beautiful & cute cartoon graphics. ● Many octopus arms: shark, turtle, lobster, elephant, porcupine, dragon... ● Super weapons: frozen, armor, nuclear. ● Share your game record on Facebook, Twitter... ● And many more features waiting for you to discover! ▶▶ Tips: ● Tap on the penguin at home screen to watch the game story (please wait for 5 seconds for him to appear, he has to make up). ● Turning on/off music will also change music type, we have 2 types: rock and relaxing. ● Tap on the flying star bubble at home screen to rate this game. If you love games like tower defense or idle defense games..., this "Oczilla - The Mutant Octopus" game is just for you. Enjoy this awesome tower defence game with brand new unique gameplay! Alright! Happy playing! And don't play too much! Thanks & best regards. == Follow Us == ● Facebook: https://facebook.com/OcsagaStudio ● Twitter: https://twitter.com/OcsagaStudio ● Website: https://ocsaga.com ● Support: us@ocsaga.com

About

Monster Catch Run

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

Read full description

Become a dinosaur hunter,catch those different kinds of dinosaurs,then merge them into the biggest dinosaur and beat your opponents!

Screenshots

Idle Defense Octopus Evolution4 screens

Monster Catch Run4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level

Idle Defense Octopus Evolution versus Monster Catch Run: the parameters behind the verdict, then further details
Parameter	Idle Defense Octopus Evolution	Monster Catch Run
Price	Free	Free
Rating	4.6 (1.9K ratings) — better	4.6 (808 ratings)
Positive reviews	73.6% of reviews — better	49.5% of reviews
Number of ratings	1.9K — better	808
Update frequency	Every 3 weeks	Weekly — better
Ads	No — better	Yes
In-app purchases	Yes	Yes
Monetization	Free with in-app purchases	Free with in-app purchases
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	9.0 — better	12.0
Further details — not scored
Size	55 MB	240 MB
Age rating	9+	4+
Developer	Tran Anh Khoa	国新夏

Customer experience

Idle Defense Octopus Evolution

All ratings1,878 ratings

Positive88.6%

Neutral3.9%

Negative7.5%

Written reviews197 reviews

Positive73.6%

Neutral7.6%

Negative18.8%

Monster Catch Run

All ratings808 ratings

Positive88.6%

Neutral5.0%

Negative6.4%

Written reviews95 reviews

Positive49.5%

Neutral21.1%

Negative29.5%

User reviews

Idle Defense Octopus Evolution

From 1.9K App Store ratings

What we love

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

Room to improve

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

Monster Catch Run

From 808 App Store ratings

What we love

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

Room to improve

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

Bugs and requests

Idle Defense Octopus Evolution

Reported bugs

4 issues

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

Requested features

4 requests

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

Monster Catch Run

Reported bugs

4 issues

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

Requested features

4 requests

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

In-app purchases

10 purchases

Idle Defense Octopus Evolution

One-time10

DNA Pack 1$0.99
Gem Pack 1$0.99
DNA Pack 2$1.99

Show 7 more

Remove Ads$1.99
DNA Pack 3$2.99
DNA Pack 4$3.99
DNA Pack 5$4.99
Gem Pack 5$4.99
DNA Pack 10$9.99
DNA Pack 20$19.99

6 purchases

Monster Catch Run

One-time6

Newbie Skins Pack$0.99
Newbie Pack$0.99
RemoveAds$2.99

Show 3 more

NoAds + 10 Dinos + 5,000 Coins$3.99
NoAds + 5 Skins + 5,000 Coins$3.99
NoAds+ 20 Dinos + 20,000 Coins$5.99

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.