# Idle Monster TD: Tower Defense — Evolve Epic Monsters and Fight

> Idle tower defense game with evolving monsters and strategic combat. (iPhone/iPad app by Monstermob Usa, INC..)

- Source: https://appshunter.io/ios/app/idle-monster-td-tower-defense/id1608286308 (this page in markdown: same URL + `.md`)
- Developer: [Monstermob Usa, INC.](https://appshunter.io/developer/1660231197)
- Category: Games, Adventure, Strategy
- Price: Free with in-app purchases
- Rating: 4.70/5 from 819 App Store ratings · 91 written reviews indexed
- Age rating: 9+
- Requires: iOS 13.0 · 340 MB
- Languages: American English
- Released: 2022-02-09
- Data updated: 2026-08-27
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/idle-monster-td-tower-defense/id1608286308/reviews.md

## What is Idle Monster TD?

Idle Monster TD Evolved is an endless idle Tower Defense game of epic monsters vs evil humans set in a cute 3D fantasy RPG world. Unlock, upgrade, and most importantly, EVOLVE over 120 unique monsters to defend the portal from an infinite swarm of invading humans. Strategize the most effective placement of monsters to optimize their powerful abilities. Management is crucial in this idle, tap tycoon, auto battler game! 

This delightful take on tower defense flips the script, putting you in charge of helpful creepy-crawlies trying to stop human invaders from destroying your base. Strategically tap to place cute allies like "Sun Blossom" for increased auto gold-production, or use "Skeleton Mage" for heavier damage. And if things get real dicey, just wipe the map clean with a "Rain of Fire" spell! Become the ultimate tycoon of Tower Defense!

Like other incremental clicker, tap tap, and tycoon idle games, defeating waves of invading humans gives you upgrades to bolster power, speed, and other stats - and the more humans you obliterate, the more monsters you’ll unlock. Idle Monster TD Evolved is filled with awesome beasts, ranging from cute flower monsters to big metal robots to scorching fire dragons. Discovering and evolving new creatures is part of the fun. Progress towards the tap tycoon master!

Like any loyal pal, Idle Monster TD takes care of itself while you’re away. Let the game auto battle, then come back in a few days to claim idle gold and power up your tower defenses. The enemy doesn't sleep - but neither do your monster towers. Sit back and relax while the endless, idle, auto battler does its thing.

Features:
- Unlock 40 unique monster towers, all of which have different skill sets that make tower synergy crucial to success.
- Each monster has 3 evolutions that provide massive upgrades to power.
- Strategize by placing up to 10 monster towers at a time. Determining the most effective combination of their elemental skills and passive boosts will keep you entertained and speculating for weeks!
- Play through 6 different maps, each requiring different strategies to defend most efficiently.
- PvP tournaments and leaderboards give this casual game a competitive edge.
- Discover countless upgrades, research, spells, artifacts, technology, and more to level up with a variety of different resources.
- Several rewarding mini-games, such as Peasant Mobs, Tank Swordsman, and Necromancer bosses.
- Non-stop, endless, auto battle, and idle gameplay!
- Incremental clicker, tap tap, and tycoon idle auto battler game mechanics.
- Fantasy RPG based world and classes.
- Tower defense and incremental TD game mechanics.
- Complete tons of daily missions and achievements.
- Idle offline progress and auto battle gold earnings reward you while the game is closed!
- Cute and colorful 3D fantasy graphics.

Idle Monster TD Evolved is the perfect blend of the Idle and Tower Defense genres. The game is an endless TD and can mostly auto battle and play itself without you watching. However, an immense amount of strategy is required to play efficiently and place well against your peers on the leaderboards as the ultimate TD tycoon. Go on an epic never-ending quest, explore a fantasy world, tap to battle humans and monsters, and defeat epic bosses in Idle Monster TD Evolved!

## Key features

- Unlock and evolve over 120 unique monsters
- Strategic monster placement and ability usage
- Endless waves of enemies
- Offline idle progress and gold earnings
- PvP tournaments and leaderboards
- Multiple maps and daily missions

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Sack of Gems | $19.99 | one-time |
| Pile of Gems | $9.99 | one-time |
| Handful of Gems | $4.99 | one-time |
| Growth Bundle | $17.99 | one-time |
| Starter Monsters Pack | $7.99 | one-time |
| Slayer Bundle | $17.99 | one-time |
| Tournament Boost | $4.99 | one-time |
| Offline Perk | $4.99 | one-time |
| New Player Promo Pack | $7.99 | one-time |
| Ads Bundle | $8.99 | one-time |
| Resource Promo Pack | $14.99 | one-time |


## What do users think of Idle Monster TD?

Overall sentiment: negative

**Pros**

- 🚀 Good game mechanics
- 👍 Easy to understand
- 👍 Enjoyable gameplay
- 👍 Decent graphics
- 👍 Rewards active and idle play

**Cons**

- 🐛 Tournaments no longer running
- 🐛 Connectivity issues
- 🐛 Losing progress/save data
- 💰 Expensive in-app purchases
- 🔍 Lack of updates and developer support

**Commonly reported bugs**

- Freezing on loading screen
- Connectivity problems
- Lost progress and save data

**Most requested features**

- More content and updates
- Restore tournaments
- Improve save/restore functionality
- Reduce in-app purchase costs

## Recent user reviews (10 of 91)

All indexed reviews: https://appshunter.io/ios/app/idle-monster-td-tower-defense/id1608286308/reviews.md

### 5/5 — 💫Amazing sequel🤩

*2026-08-13*

As someone who already played the original monster td I can say this Is perfect! there’s pretty much no ads the graphics are great and Monster variety is also pretty nice. overall i can still see a lot of more Potential for this game in the future and I’ll definitely come back then! 🔥🔥🔥🔥9/10 game!🔥🔥🔥🔥 :Recommendations for the future: 🛡️Guilds🛡️ (for more social interaction) New monster type (example: exotic from commando bot) 💰Make some premium upgrades cost gems instead of just money💎 Add events every few months so players can earn more currency Like 💎gems💎 and ⚡️energy⚡️

### 5/5 — Updates

*2026-07-16, version 75.1.0*

Every thing is good with this game but the game doesn’t really change much and I have come up with a few ideas 1 if you are earning offline rewards exp goes to towers not in skill support. 2 whilst in idle game you should be able to set a wave to automatically prestige on there are also some titles that seem impossible to get such as boss o Holic. Perhaps some new towers would help rather than just the usual 40. There is a bug with my game it disallows me to compete in tournaments and every time an ad cool-down reaches 0 it goes to 1 minutes so can you please fix this a lot of progress could be made with tournaments but overall a great game

### 1/5 — Game needs fixing

*2026-03-10, version 75.1.0*

After purchasing packs my game doesn’t work I can’t participate in tournaments or sign in to the server getting in touch with support is impossible will change to 5 stars when my account gets fixed please help

### 1/5 — Devs no longer care about this app

*2026-02-28, version 75.1.0*

No more dev support with this app don’t waste your time downloading

### 1/5 — Used to be really fun, but it’s dead

*2025-12-05*

As the title says, this used to be an amazing successor to the original, but it’s dead now. One of the most important features of the game, tournaments, no longer runs. This prevents you from the only source of a certain upgrade material that is required for an entire upgrade tree.

If you are ok with not being able to ever upgrade some of the most important upgrades in the game then it can still be fun, but you will be severely held back.

### 4/5 — Update needed!

*2025-11-18, version 75.1.0*

Its a good game but nothing is new, same towers, same upgrades, same everything, i love this game and id appreciate it if you made it more fun with more things to do and upgrade

### 1/5 — Lost progress

*2025-10-26, version 75.0.3*

I played for a while and tryed to use the save cloud and every time I tryed it froze saying connecting to server and I realized I can’t do the tournament without it so I uninstalled it and reinstalled it to see if that would fix it and it didn’t I just ended up losing all my progress

### 5/5 — Good game

*2025-06-21, version 75.0.2*

Very easy to understand each aspect which I appreciate in a TD game

### 1/5 — Bad game

*2025-04-27*

Do not download. Worst game ever. Never use money on this. Half of the items you need to go farther in the game do not work anymore. No point in playing this garbage

### 1/5 — Game neglected. No Tournaments

*2025-03-31, version 75.0.1*

This game would be very fun if they started up the tournaments again. A big part of the game is now no longer available

## Frequently asked questions about Idle Monster TD

### What is Idle Monster TD: Tower Defense?

Idle Monster TD: Tower Defense is an endless idle game where you collect and evolve monsters to defend a portal from invading humans. It combines elements of tower defense, idle gameplay, and RPG progression.

### What are the key features of this game?

Key features include unlocking and evolving over 120 unique monsters, strategic placement of up to 10 towers, offline idle progress and gold earnings, PvP tournaments, and multiple maps with daily missions.

### Is this game free to play?

The game is free to download and play, but it offers in-app purchases and includes ads. You can progress through the game without spending money, but purchases can speed up progression or unlock certain items.

### What kind of devices is Idle Monster TD compatible with?

While specific device compatibility isn't detailed, the game is designed for mobile devices and is likely available on both Android and iOS platforms. It features cute and colorful 3D fantasy graphics.

### How does the idle gameplay work?

The idle gameplay means the game continues to progress and earn resources even when you are not actively playing. Your monster towers will automatically battle enemies, and you can return later to claim idle gold and power up your defenses.

## Version history (last 5 releases)

### 75.1.0 — 2025-11-06

Bug fixes and performance improvements.

### 75.0.3 — 2025-06-23

Enjoy our new version with major updates! You will love it!
-UI Improvements
-Arrows to change between spell loads
-Make multiple purchase available
-New Tournament Bracket 21 & 22 with new prizes
-Two new purchases included
-Increase cap level of infinite upgrades levels
-Added new HP Bar when clicking on bosses

### 75.0.2 — 2025-06-06

Enjoy our new version with major updates! You will love it!
-UI Improvements
-Arrows to change between spell loads
-Make multiple purchase available
-New Tournament Bracket 21 & 22 with new prizes
-Two new purchases included
-Increase cap level of infinite upgrades levels
-Added new HP Bar when clicking on bosses

### 75.0.1 — 2024-06-26

Enjoy our new version with major updates! You will love it!
-UI Improvements
-Arrows to change between spell loads
-Make multiple purchase available
-New Tournament Bracket 21 & 22 with new prizes
-Two new purchases included
-Increase cap level of infinite upgrades levels
-Added new HP Bar when clicking on bosses

### 75.0.0 — 2024-04-24

Enjoy our new version with major updates! You will love it!

-UI Improvements
-Arrows to change between spell loads
-Make multiple purchase available
-New Tournament Bracket 21 & 22 with new prizes
-Two new purchases included
-Increase cap level of infinite upgrades levels
-Added new HP Bar when clicking on bosses

## Apps similar to Idle Monster TD

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Summoners Greed: Idle Hero RPG](https://appshunter.io/ios/app/summoners-greed-idle-hero-rpg/id1258027083) | 4.9 (128,241) | Free | Games |
| [The Tower - Idle Tower Defense](https://appshunter.io/ios/app/the-tower-idle-tower-defense/id1575590830) | 4.2 (19,568) | Free | Games |
| [Idle Monster TD](https://appshunter.io/ios/app/idle-monster-td/id1493941058) | 4.7 (2,555) | Free | Games |
| [Rumble Rivals: Tower Defense](https://appshunter.io/ios/app/rumble-rivals-tower-defense/id1599244551) | 4.6 (1,184) | Free | Games |
| [Rush Royale: Tower Defense RPG](https://appshunter.io/ios/app/rush-royale-tower-defense-rpg/id1526121033) | 4.5 (95,328) | Free | Games |
| [Crazy Defense Heroes: RPG TD](https://appshunter.io/ios/app/crazy-defense-heroes-rpg-td/id1300027167) | 4.8 (8,064) | Free | Games |

## More apps by Monstermob Usa, INC.

- [Happy Canvas: Color by Number](https://appshunter.io/ios/app/happy-canvas-color-by-number/id1500862622)
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- [Car Play Connect: Remote Sync](https://appshunter.io/ios/app/car-play-connect-remote-sync/id1619937603)

All apps by Monstermob Usa, INC.: https://appshunter.io/developer/1660231197

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-27.*