Best Nuclear Reactor Simulator Apps & Games

250+ iOS apps & games curated and reviewed

4.4 avg rating
19 free apps & games
Updated October 2026

If you already know Armor Sandbox, this is the deeper bench. 250+ nuclear reactor simulator apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top Nuclear Reactor Simulator Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Armor SandboxArmor SandboxFree4.6★ (77)NoYesNov 2026
2RBMK 1000RBMK 1000Free4.2★ (9)YesYesOct 2026
3Criticality Idle - Reactor SimCriticality Idle - Reactor SimFree—YesYesAug 2026
4Reactor PanicReactor PanicFree—NoNoJul 2026
5Idle Atom inc. - element mergeIdle Atom inc. - element mergeFree4.6★ (367)YesYesOct 2026
6Nuclear inc 2. Atom simulatorNuclear inc 2. Atom simulator$0.993.8★ (158)NoNoOct 2026
7Radioactive: Nuke SimRadioactive: Nuke SimFree5.0★ (9)NoNoOct 2026
8Nuclear Submarine inc ArcadeNuclear Submarine inc ArcadeFree4.6★ (8.1K)NoYesNov 2026

Top Picks for Nuclear Reactor Simulator

Armor Sandbox#1

Armor Sandbox by Vitor Japiassu

Impact physics, not animations
Editor's Choice
🎮 Games
4.6(77 ratings)
FreeIn-App Purchases
#90in Games
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Explore a 2D impact physics playground where every element is simulated with real material properties. Experiment with over 110 materials, 60 projectiles, and 90 targets, including detailed vehicle cutaways. Design and share your own creations, and wire up complex electrical circuits.

RBMK 1000#2

RBMK 1000 by JOSIP KRNJIC

Chernobyl reactor simulator
Strong Contender
🎮 Games
4.2(9 ratings)
FreeAdsIn-App Purchases
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Experience the intense challenge of operating a Soviet RBMK reactor. Progress from a rookie to a Hero of Labour across 12 authentic sites, managing core stability under constant surveillance. Can you keep the needle steady and avoid disaster?

More Nuclear Reactor Simulator apps to explore

FAQ about Nuclear Reactor Simulator

What are the best nuclear reactor simulator apps & games for iPhone?
Armor Sandbox tops our nuclear reactor simulator apps & games ranking as of October 2026, with a 4.6-star average from 77 App Store ratings, and it's free to download.
Yes — 19 of the top nuclear reactor simulator apps & games we rank are free to download, including Armor Sandbox and RBMK 1000.
Armor Sandbox has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ nuclear reactor simulator apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.