Best Nuclear Idle Apps & Games

225+ iOS apps & games curated and reviewed

4.6 avg rating
19 free apps & games
Updated July 2026

From beginner-friendly picks to power-user tools, our nuclear idle list covers 225+ iPhone apps and games updated through July 2026. Compare ratings, prices, and screenshots in one place.

Compare top Nuclear Idle Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Idle Area 51Idle Area 51Free4.8★ (10K)YesYesAug 2026
2Reactor Idle TycoonReactor Idle TycoonFree4.7★ (7.4K)YesYesAug 2026
3Revolution IdleRevolution IdleFree4.8★ (18K)NoYesAug 2026
4Nuclear Tycoon: Idle ReactorNuclear Tycoon: Idle ReactorFree4.5★ (238)YesYesJul 2026
5Idle Heroes - Idle GamesIdle Heroes - Idle GamesFree4.8★ (107K)NoYesAug 2026
6MapleStory : Idle RPGMapleStory : Idle RPGFree4.7★ (8.3K)NoYesAug 2026
7IdleOn - Idle RPGIdleOn - Idle RPGFree4.3★ (2.5K)NoYesAug 2026
8Idle HoleIdle HoleFree4.4★ (7.9K)YesYesAug 2026

Top Picks for Nuclear Idle

Idle Area 51#1

Idle Area 51 by PlaySide

Alien Idle Game!
Editor's Choice
🎮 Games
4.8😐(10K ratings)
FreeAdsIn-App Purchases
Idle Area 51 screenshot 1
Idle Area 51 screenshot 2
Idle Area 51 screenshot 3
Idle Area 51 screenshot 4
Idle Area 51 screenshot 5
Idle Area 51 screenshot 6

Build and manage a secret desert facility to research salvaged alien technology. Expand your operations, unlock advanced research, and defend against government raids and alien interference. Your strategic decisions will determine the fate of your facility and potentially the world.

What We Love

  • 🚀 Addictive gameplay
  • 👍 Unique space theme
  • 🤩 Impressive graphics

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 💰 Expensive in-app purchases
  • 🔋 Drains battery quickly
Reactor Idle Tycoon#2

Reactor Idle Tycoon by Robert Grzybek

Energy Sector Business Manager
Strong Contender
🎮 Games
4.7😊(7.4K ratings)
FreeAdsIn-App Purchases
Reactor Idle Tycoon screenshot 1
Reactor Idle Tycoon screenshot 2
Reactor Idle Tycoon screenshot 3
Reactor Idle Tycoon screenshot 4
Reactor Idle Tycoon screenshot 5

Build and manage your own energy empire, from wind turbines to advanced reactors. Generate electricity, manage heat, and sell power for profit in this engaging idle strategy game. Unlock new maps and technologies to maximize your earnings.

What We Love

  • 👍 Simple and enjoyable gameplay
  • 🚀 Fast progression
  • 💡 Unique concept
  • 🎨 Appealing graphics

Room to Improve

  • 🕰️ Slow progression at later stages
  • 💰 Expensive in-app purchases
  • 📢 Intrusive ads
Revolution Idle#3

Revolution Idle by Oni Gaming

Will you reach infinity?
Worth Considering
🎮 Games
4.8😊(18K ratings)
FreeIn-App Purchases
Revolution Idle screenshot 1
Revolution Idle screenshot 2
Revolution Idle screenshot 3
Revolution Idle screenshot 4
Revolution Idle screenshot 5
Revolution Idle screenshot 6

This idle game challenges players to multiply numbers and reach infinite heights by filling circles. Unlock new mechanics, boost multipliers, and automate actions for optimized progress. Compete with others on the leaderboard and earn achievements.

What We Love

  • 🚀 Interesting idle mechanics
  • 👍 No forced ads or microtransactions
  • 🕰️ Good offline progression
  • 🔄 Satisfying gameplay loop

Room to Improve

  • 🐛 Occasional bugs and glitches
  • 🔁 Repetitive late-game progression
  • 🕰️ Slow early-game progress

More Nuclear Idle apps to explore

4
Nuclear Tycoon: Idle Reactor
Nuclear Tycoon: Idle Reactor
Nuclear Tycoon: Idle Reactor
Nuke factory - business game
Free

Build a nuclear empire by mining resources, selling them, and upgrading your facilities. Explore new territories, construct power plants, and compete with others to become the wealthiest tycoon. Excavate for valuable items and discover blueprints to enhance your business.

Resource mining and sellingEquipment upgradesTerritory exploration
🎮 Games
(238)
free with in-app purchases
5
Idle Heroes - Idle Games
Idle Heroes - Idle Games
Idle Heroes - Idle Games
Play Different, Go Idle!
Free

Assemble and train a powerful squad of heroes in this idle RPG. Your heroes train automatically while you're away, gaining new abilities and becoming stronger. Explore dungeons, battle darkness, and compete in global arenas and guild wars.

Idle hero trainingHero collection and evolutionStrategic team building
🎮 Games
(107K)
free with in-app purchases
6
MapleStory : Idle RPG
MapleStory : Idle RPG
MapleStory : Idle RPG
MapleStory, an Idle RPG
Free

Embark on an idle adventure in a beloved fantasy world. Your character grows stronger automatically, even offline. Gather companions, conquer dungeons, and compete in PvP, all while customizing your look.

Auto Battle & Auto GrowthReliable Companion SystemVarious Growth Dungeons
🎮 Games
(8.3K)
free with in-app purchases
7
IdleOn - Idle RPG
IdleOn - Idle RPG
IdleOn - Idle RPG
Endless content to upgrade!
Free

An idle RPG with endless content and deep complexity. Choose classes, level up skills, and gather resources while offline. Features include Tower Defense, Pet Battles, and extensive crafting.

17 unique classes250 skill perksExtensive RPG content
🎮 Games
(2.5K)
free with in-app purchases
8
Idle Hole
Idle Hole
Idle Hole
Most Satisfying Idle Game Ever
Free

This idle game offers a relaxing and addictive experience with simple swipe controls and impressive graphics. Players start small, consuming and expanding in a curved universe to grow their empire and accumulate vast in-game wealth.

Relaxing idle gameplayAddictive mechanicsEasy swipe controls
🎮 Games
(7.9K)
free with in-app purchases
9
Pocket Politics: Idle Money
Pocket Politics: Idle Money
Pocket Politics: Idle Money
Addicting Get Rich Clicker!
Free

Automate your political lobbies to earn idle cash and rise through the ranks. Invest your earnings to multiply profits and collect endorsements. Prestige to grow your empire and compete in events for multipliers.

Automate lobbies for passive incomeInvest idle cash to multiply profitsCollect politician endorsements
🎮 Games
(3.3K)
free with in-app purchases
10
Idle Mafia
Idle Mafia
Idle Mafia
Rule Crime Empire! Get Rich
Free

Build and manage your own criminal empire in this idle simulation game. Recruit unique characters, expand your territory, and make a fortune through various illicit businesses. Play as a benevolent leader or a ruthless crime lord.

Manage illicit businessesRecruit unique CaposExpand territory
🎮 Games
(110K)
free with in-app purchases
11
Vault Life: Idle Shelter Sim
Vault Life: Idle Shelter Sim
Vault Life: Idle Shelter Sim
Idle Life in nuclear Vault
Free

Build and manage a thriving nuclear shelter in a post-apocalyptic wasteland. Gather resources, upgrade your vault, and protect your survivors from radiation and external threats. Make strategic decisions to ensure humanity's survival.

Idle simulation gameplayResource gathering and managementVault expansion and customization
🎮 Games
(62)
ad-supported
12
Idle Atom inc. - element merge
Idle Atom inc. - element merge
Idle Atom inc. - element merge
Make Your Energy Mining Empire
Free

Build an energy mining empire by merging atoms and advancing through the periodic table. Upgrade your laboratory, unlock new technologies, and manage a team of scientists to discover antimatter and operate advanced scientific equipment. This offline idle simulator offers strategic development and incremental growth.

Atom merging and element progressionOffline gameplayIdle progression and automation
🎮 Games
(355)
free with in-app purchases
13
Planet Evolution: Idle Clicker
Planet Evolution: Idle Clicker
Planet Evolution: Idle Clicker
Relaxing Incremental Idle Game
Free

Build and decorate unique planets in space with beautiful objects. This relaxing idle game allows for strategic competition on real-time leaderboards. Collect coins, use upgrades and boosters, and continue progressing even when offline.

Planet decoration and buildingIncremental idle gameplayReal-time leaderboard competition
🎮 Games
(29K)
free with in-app purchases
14
Nuclear inc 2. Atom simulator
Nuclear inc 2. Atom simulator
Nuclear inc 2. Atom simulator
Offline idle Power Reactor
$0.99

Simulate and control a nuclear power plant, managing complex systems to prevent disasters. Navigate through challenging levels, including historical events, and utilize improvements to optimize reactor operations. Experience a realistic and engaging simulation with a focus on risk and critical decision-making.

Realistic nuclear reactor control systemDetailed training modeFukushima and Chernobyl locations
🎮 Games
(149)
paid
15
Battle Night
Battle Night
Battle Night
Fantasy punk Idle RPG
Free

Embark on an idle RPG adventure in a cyberpunk future. Assemble a team of heroes, train them while you're away, and battle unique bosses. Explore futuristic maps and engage in various challenge modes.

Idle gameplay systemFuturistic cyberpunk settingInnovative boss battles
🎮 Games
(12K)
free with in-app purchases
16
Dead Spreading:Idle Game
Dead Spreading:Idle Game
Dead Spreading:Idle Game
Build and merge with strategy!
Free

Build and merge strategically to resist the undead. Recruit soldiers, upgrade your base, and fight off waves of enemies. Experience dynamic day/night cycles and weather for immersive battles.

Recruit and upgrade soldiersBuild and upgrade baseCollect Rage Serum
🎮 Games
(4.9K)
free with in-app purchases
17
Loop Dungeon: Idle RPG
Loop Dungeon: Idle RPG
Loop Dungeon: Idle RPG
Next evolution in idle games
Free

This is a strategy RPG where heroes battle continuously, even when you're not playing. Enhance your heroes, equip them with legendary gear, and strategically deploy them to conquer ever-changing dungeons and defeat powerful enemies.

Continuous hero battles, even offlineStrategic hero enhancement and equipmentSynergistic hero team building
🎮 Games
(370)
free with in-app purchases
18
Idle Universe
Idle Universe
Idle Universe
Create you own universe!
Free

Tap to gather matter and create interstellar objects, from particles to galaxies. Objects automatically generate more matter, allowing for endless universe expansion. Unlock divine powers, upgrade objects, and utilize special abilities to grow your cosmic creation.

Create 31 interstellar objectsUnlock 24 Divine PowersUpgrade objects with multiple options
🎮 Games
(1.5K)
free with in-app purchases
19
Idle Angels: 6th Anniv
Idle Angels: 6th Anniv
Idle Angels: 6th Anniv
6th Anniv. Perks Unlocked!
Free

Summon new angels with unique skills and exclusive skins to strategize in battles. Explore new gameplay modes, challenge levels, and join events to gain resources and unlock more content. Beginners can easily grow their characters and build powerful lineups with reduced costs and inherited resources.

New angel debuts with unique skillsExclusive angel skinsNew gameplay modes
🎮 Games
(39K)
free with in-app purchases
20
Post Apo Tycoon - Idle Builder
Post Apo Tycoon - Idle Builder
Post Apo Tycoon - Idle Builder
Rule the World After Fallout!
Free

Rebuild a post-apocalyptic world by exploring, constructing, and restoring the environment. Discover hidden stories, upgrade your city, and enjoy a relaxing building experience with no threats.

Explore extensive world mapUncover lost story fragmentsConstruct and upgrade buildings
🎮 Games
(10K)
free with in-app purchases

FAQ about Nuclear Idle

What are the best nuclear idle apps & games for iPhone?
Idle Area 51 tops our nuclear idle apps & games ranking as of July 2026, with a 4.8-star average from 10K App Store ratings, and it's free to download.
Yes — 19 of the top nuclear idle apps & games we rank are free to download, including Idle Area 51 and Reactor Idle Tycoon.
Idle Area 51 shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 225+ nuclear idle apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Idle Area 51 is an idle simulation game where you manage a secret desert facility. Your goal is to salvage alien technology from crashed UFOs, research it, and expand your operations. You'll need to strategize to increase revenue, reduce costs, and defend your facility from various threats.
Key features include salvaging alien tech, building and upgrading your facility, researching alien biology and advanced technologies, managing workers and resources, and defending against government raids and alien interference. You can also unlock special upgrades from mysterious sources.