Best Reactor Game

249+ iOS apps & games curated and reviewed

4.5 avg rating
18 free apps & games
Updated September 2026

Whether you're new to reactor game or looking for an upgrade, our curated collection of 249+ 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 Reactor Game (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Reactor Idle TycoonReactor Idle TycoonFree4.7★ (7.6K)YesYesSep 2026
2Reactor 2: Idle Nuclear TycoonReactor 2: Idle Nuclear TycoonFree4.9★ (30)YesYesSep 2026
3Critical - Incremental ReactorCritical - Incremental ReactorFree4.4★ (125)YesYesJul 2026
4RBMK 1000RBMK 1000Free4.0★ (7)YesYesJul 2026
5Reactor MeltdownReactor Meltdown$0.99NoNoMay 2026
64 Player Reactor4 Player ReactorFree4.7★ (150)NoYesJul 2026
7Total City Smash: Nuclear WarTotal City Smash: Nuclear WarFree4.7★ (944)YesNoSep 2026
8Reactor: game for twoReactor: game for twoFreeNoNoAug 2026

Top Picks for Reactor Game

Reactor Idle Tycoon#1

Reactor Idle Tycoon by Robert Grzybek

Energy Sector Business Manager
Editor's Choice
🎮 Games
4.7😊(7.6K 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
  • 🐛 Bugs and glitches
Reactor 2: Idle Nuclear Tycoon#2

Reactor 2: Idle Nuclear Tycoon by Robert Grzybek

Energy Production Simulator
Strong Contender
🎮 Games
4.9(30 ratings)
FreeAdsIn-App Purchases
Reactor 2: Idle Nuclear Tycoon screenshot 1
Reactor 2: Idle Nuclear Tycoon screenshot 2
Reactor 2: Idle Nuclear Tycoon screenshot 3
Reactor 2: Idle Nuclear Tycoon screenshot 4
Reactor 2: Idle Nuclear Tycoon screenshot 5
Reactor 2: Idle Nuclear Tycoon screenshot 6

Build and manage a vast energy empire, starting from basic turbines and progressing to advanced nuclear and sci-fi reactors. Optimize production, cool your systems, and power an evolving city in this idle tycoon simulator. Enjoy deep resource management and offline earnings.

Critical - Incremental Reactor#3

Critical - Incremental Reactor by WaffleStack Studio LLC

Incremental Reactor Management
Worth Considering
🎮 Games
4.4(125 ratings)
FreeAdsIn-App Purchases
Critical - Incremental Reactor screenshot 1
Critical - Incremental Reactor screenshot 2
Critical - Incremental Reactor screenshot 3
Critical - Incremental Reactor screenshot 4
Critical - Incremental Reactor screenshot 5
Critical - Incremental Reactor screenshot 6

Manage a reactor to prevent it from becoming critical by delivering water. Earn money over time to unlock permanent upgrades and improve your survival capabilities. Invest wisely to extend your runs and uncover secrets.

More Reactor Game apps to explore

FAQ about Reactor Game

What is the best reactor game for iPhone?
Reactor Idle Tycoon tops our reactor game ranking as of September 2026, with a 4.7-star average from 7.6K App Store ratings, and it's free to download.
Yes — 18 of the top reactor game we rank are free to download, including Reactor Idle Tycoon and Reactor 2: Idle Nuclear Tycoon.
Reactor Idle Tycoon shows ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 249+ reactor game on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Reactor Idle Tycoon is a strategy game where you build and manage an energy generation business. You start with simple wind turbines and progress to advanced reactors, aiming to generate electricity, manage heat, and sell power for profit.
Key features include building multiple types of power generation facilities, managing complex systems like reactor heat, an idle mechanic for earning resources offline, unlockable maps, and a research system for upgrades. The game offers a deep strategy that is easy to learn but challenging to master.