Best Defence Idle Apps & Games

238+ iOS apps & games curated and reviewed

4.5 avg rating
20 free apps & games
Updated October 2026

The best defence idle apps and games on iPhone average 4.5★ across 238+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Defence Idle Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Tower Defence Idle ArcadeTower Defence Idle ArcadeFree—YesNoMay 2026
2Invaders City Defence Idle RPGInvaders City Defence Idle RPGFree3.0★ (2)YesNoOct 2026
3Idle Fortress Tower DefenseIdle Fortress Tower DefenseFree4.4★ (1.6K)YesYesNov 2026
4Space Base Idle Tower DefenseSpace Base Idle Tower DefenseFree4.7★ (411)YesYesOct 2026
5Defend:Idle Tower Defense GameDefend:Idle Tower Defense GameFree4.8★ (12)YesYesOct 2026
6Idle Defense: Dark ForestIdle Defense: Dark ForestFree4.6★ (2.5K)NoYesOct 2026
7Battle Loop: Idle DefenseBattle Loop: Idle DefenseFree4.9★ (15)YesYesOct 2026
8Idle Hero TD Tower Defense RPGIdle Hero TD Tower Defense RPGFree4.8★ (1.1K)YesYesNov 2026

Top Picks for Defence Idle

Idle Fortress Tower Defense#3

Idle Fortress Tower Defense by Thu Hien

Build your own Fortress.
Worth Considering
🎮 Games
4.4😐(1.6K ratings)
FreeAdsIn-App Purchases
Idle Fortress Tower Defense screenshot 1
Idle Fortress Tower Defense screenshot 2
Idle Fortress Tower Defense screenshot 3
Idle Fortress Tower Defense screenshot 4

Build a powerful fortress and upgrade its defenses to withstand waves of monsters. Reset your stats after each round to earn more gold and enhance your base for further progress. Discover new worlds and utilize powerful cards to become a great general.

What We Love

  • 👍 Enjoyable gameplay
  • 🚀 No forced ads
  • 💡 Good community features
  • 🚀 Decent progression
  • 👍 Polished and visually appealing

Room to Improve

  • 🐛 Bugs and glitches
  • 💰 Overpriced in-app purchases
  • 🐢 Slow progression without ads
  • 🐛 Inconsistent ad rewards
  • 🐛 Issues with saving progress

More Defence Idle apps to explore

FAQ about Defence Idle

Are there free defence idle apps & games for iPhone?
Yes — 20 of the top defence idle apps & games we rank are free to download, including Tower Defence Idle Arcade and Invaders City Defence Idle RPG.
Tower Defence Idle Arcade shows ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 238+ defence idle apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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