Best Idle Monster Td Apps & Games

250+ iOS apps & games curated and reviewed

3.8 avg rating
20 free apps & games
Updated September 2026

Whether you're new to idle monster td or looking for an upgrade, our curated collection of 250+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Idle Monster Td Apps & Games (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Idle Monster TDIdle Monster TDFree4.7★ (2.6K)YesYesSep 2026
2Idle Monster TD: Tower DefenseIdle Monster TD: Tower DefenseFree4.7★ (819)YesYesSep 2026
3Summoners Greed: Idle Hero RPGSummoners Greed: Idle Hero RPGFree4.9★ (128K)YesYesSep 2026
4Idle Hero TD Tower Defense RPGIdle Hero TD Tower Defense RPGFree4.8★ (1K)YesYesSep 2026
5Idle Hero TDIdle Hero TDFree4.7★ (1.2K)NoYesAug 2026
6Idle Hero DefenseIdle Hero DefenseFree4.5★ (136)NoYesSep 2026
7Random Squad:Idle Roguelike TDRandom Squad:Idle Roguelike TDFreeNoYesJul 2026
8Idle Heroes - Idle GamesIdle Heroes - Idle GamesFree4.8★ (107K)NoYesSep 2026

Top Picks for Idle Monster Td

Idle Monster TD#1

Idle Monster TD by Swell Games LLC

Battle endless evil robots!
Editor's Choice
🎮 Games
4.7😊(2.6K ratings)
FreeAdsIn-App Purchases
Idle Monster TD screenshot 1
Idle Monster TD screenshot 2
Idle Monster TD screenshot 3
Idle Monster TD screenshot 4
Idle Monster TD screenshot 5
Idle Monster TD screenshot 6

Defend your monster homeland from invading robots in this unique tower defense game. Strategically deploy a variety of monsters with unique skills and elements to stop the mechanical onslaught. Upgrade your defenses and unlock new creatures as you progress through endless waves of enemies.

What We Love

  • 🚀 Great game
  • 👍 Addictive gameplay
  • 🎨 Cute art style
  • 💰 Free-to-play friendly
  • 🔍 Lots of content and progression

Room to Improve

  • 💰 Expensive in-app purchases
  • 🐢 Slow progression at higher levels
  • 🔋 Requires constant screen time
  • 🐛 Crashes and bugs
  • 🤔 Lack of offline progression
Idle Monster TD: Tower Defense#2

Idle Monster TD: Tower Defense by Monstermob Usa, INC.

Evolve Epic Monsters and Fight
Strong Contender
🎮 Games
4.7😞(819 ratings)
FreeAdsIn-App Purchases
Idle Monster TD: Tower Defense screenshot 1
Idle Monster TD: Tower Defense screenshot 2
Idle Monster TD: Tower Defense screenshot 3
Idle Monster TD: Tower Defense screenshot 4
Idle Monster TD: Tower Defense screenshot 5
Idle Monster TD: Tower Defense screenshot 6

Build a team of evolving monsters to defend your portal from endless waves of human invaders. Strategize monster placement and utilize powerful abilities in this idle tower defense RPG. Collect resources, unlock new creatures, and compete in PvP tournaments.

What We Love

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

Room to Improve

  • 🐛 Tournaments no longer running
  • 🐛 Connectivity issues
  • 🐛 Losing progress/save data
  • 💰 Expensive in-app purchases
  • 🔍 Lack of updates and developer support
Summoners Greed: Idle Hero RPG#3

Summoners Greed: Idle Hero RPG by PIXIO LIMITED

Ultimate Hero Battles
Worth Considering
🎮 Games
4.9😊(128K ratings)
FreeAdsIn-App Purchases
Summoners Greed: Idle Hero RPG screenshot 1
Summoners Greed: Idle Hero RPG screenshot 2
Summoners Greed: Idle Hero RPG screenshot 3
Summoners Greed: Idle Hero RPG screenshot 4
Summoners Greed: Idle Hero RPG screenshot 5
Summoners Greed: Idle Hero RPG screenshot 6

Defend your stolen treasure from an invading army of heroes in this idle tower defense game. Summon a variety of monsters and cast powerful spells to obliterate your enemies. Strategically place towers and upgrade your defenses to survive endless waves.

What We Love

  • 🚀 Addictive and fun gameplay
  • 👍 Charming and unique visuals
  • 🔓 No forced ads or in-app purchases
  • 💰 Generous rewards for idle playtime
  • 🤖 Satisfying monster collection and upgrading

Room to Improve

  • 🐢 Slow progression and wave clearing
  • 🔁 Repetitive gameplay and lack of variety
  • 🤕 Difficulty spikes can feel unfair
  • 🔀 Inability to rearrange tower placement
  • 🤷‍♂️ Unclear mechanics and abilities

More Idle Monster Td apps to explore

FAQ about Idle Monster Td

What are the best idle monster td apps & games for iPhone?
Idle Monster TD tops our idle monster td apps & games ranking as of September 2026, with a 4.7-star average from 2.6K App Store ratings, and it's free to download.
Yes — 20 of the top idle monster td apps & games we rank are free to download, including Idle Monster TD and Idle Monster TD: Tower Defense.
Idle Monster TD shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 250+ idle monster td apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Idle Monster TD is a tower defense game where players command monsters to defend their homeland from invading robots. It blends idle game mechanics with strategic tower defense gameplay, allowing for offline progress and automated resource generation.
Key features include unlocking 44 unique monsters with different elemental skills, strategic placement of up to 10 monsters, 8 distinct maps requiring varied strategies, bi-weekly PvP tournaments, numerous upgrade paths, and offline gold earnings.

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