Comparison

USSR Simulator vs Nuclear inc 2. Atom simulator

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

USSR Simulator

Lead a Soviet nation, develop its economy, and maintain control through strategic decisions. Collect taxes, fulfill ambitious five-year plans, and manage dissent to build a communist future. Compete with friends and unlock achievements as you rise through the ranks.

Highlights
  • Develop your country
  • Collect taxes
  • Fulfill 5-year plans
  • Repress enemies
  • Unlock achievements
  • Compete with friends
Features
Read full description

USSR Simulator - upgrade communism and build your own bright future! Imagine yourself as a Soviet official - develop your country, collect taxes, fulfill 5-year plans and fight against enemy of the people by means of repressions! ► earn money and upgrade more than 50 activities ► perform five-year plans for the national economy ► repress traitors and everybody who disagree with your course ► complete tasks and unlock achievements ► compete with your friends in game ratings

About

Nuclear inc 2. Atom simulator

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.

Highlights
  • Realistic nuclear reactor control system
  • Detailed training mode
  • Fukushima and Chernobyl locations
  • Unique gameplay mechanics
  • Emergency incident simulations
  • Multiple language support
Features
Read full description

It is common knowledge, that nuclear power plants are considered to be the most controversial source of energy, since nuclear reactors are very dangerous. Would you be able to control the atomic energy of the reactor? The main location of our simulator is a huge remote room where players can find hundreds of devices, screens and indicators. You, as the bravest superhero, will have to take on the role of the Chernobyl nuclear power plant operator and control all the processes in order to put the station into a safe operation mode. • This hardcore game consists of 12 levels. • Each level becomes available after completing the previous objectives. • At first, you will go through the training and learn how to manage a nuclear power plant. • You will have access to various improvements and bonuses that will help to optimize the control process of our nuclear reactor. We are 100% sure that you want some risk in your life, and therefore created the last two hardcore levels - Fukushima and Chernobyl. They are extremely difficult, but if you take a dosimeter with you and measure the external radiation background, then you may avoid the explosion of our power reactor! Only you can change the outcome of 1986 and save our planet from a technological disaster! Due to various special effects and unique gameplay, the game keeps you energized and brings a flurry of emotions from passing each level! Attention! Check the pressure and temperature in our nuclear reactor, and do not forget about the gas turbine. Carelessness may lead to a nuclear disaster! Game Features: - Contains detailed training; - Realistic nuclear reactor control system; - Fukushima and Chernobyl locations; - Unique gameplay; - Four different languages; - The presence of various emergency incidents, for example, earthquakes, fires and other disasters.

Screenshots

USSR Simulator3 screens
Nuclear inc 2. Atom simulator4 screens

Verdict

The call

The clearest difference is price: USSR Simulator at Free against Nuclear inc 2. Atom simulator's $0.99. USSR Simulator also leads on rating (4.6 vs 3.8) and update cadence (every 3 months vs every 26 months). Nuclear inc 2. Atom simulator's advantage is in-app purchases (none vs 6) and ads (none vs shown). On ratings volume and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

USSR Simulator is free to download; Nuclear inc 2. Atom simulator costs $0.99 up front. USSR Simulator sells 6 one-off in-app purchases. Nuclear inc 2. Atom simulator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

USSR Simulator holds the better App Store score, 4.6 against 3.8. Both are backed by a comparable volume of ratings — 276 and 158 respectively. Written reviews point the same way: 85% of USSR Simulator's written reviews are positive against 67% of Nuclear inc 2. Atom simulator's.

UpkeepUpdate frequency

USSR Simulator ships an update every 3 months, Nuclear inc 2. Atom simulator every 26 months. Both last shipped on October 19, 2026.

Scorecard8 real differences · 2 level
USSR Simulator versus Nuclear inc 2. Atom simulator: the parameters behind the verdict, then further details
ParameterUSSR SimulatorNuclear inc 2. Atom simulator
PriceFree — better$0.99
Rating4.6 (276 ratings) — better3.8 (158 ratings)
Positive reviews85.4% of reviews — better67.0% of reviews
Number of ratings276 — better158
Update frequencyEvery 3 months — betterEvery 26 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.09.0 — better
Further details — not scored
Size91 MB88 MB
Age rating12+9+
DeveloperFarida YarullinaDmitry Lomakin

Customer experience

USSR Simulator

All ratings276 ratings
Positive91.7%
Neutral2.5%
Negative5.8%
Written reviews206 reviews
Positive85.4%
Neutral2.4%
Negative12.1%

Nuclear inc 2. Atom simulator

All ratings158 ratings
Positive69.0%
Neutral7.6%
Negative23.4%
Written reviews282 reviews
Positive67.0%
Neutral8.9%
Negative24.1%

User reviews

USSR Simulator

From 276 App Store ratings

What we love

  • 😊 Highly addictive and fun gameplay
  • ⏱️ Great idle/tycoon mechanics
  • 🎮 Simple and easy to learn
  • 🇷🇺 Unique Soviet/USSR theme
  • 🎵 Soviet anthem integration

Room to improve

  • 💸 Excessive in-app purchases
  • 📺 Too many ads
  • 🔄 Repetitive gameplay
  • ⚠️ Pay-to-win mechanics
  • 🐛 Game crashes lose progress

Nuclear inc 2. Atom simulator

From 158 App Store ratings

What we love

  • 💡 Unique nuclear reactor simulation concept
  • 🎮 Engaging and challenging gameplay mechanics
  • 💰 Affordable price point (under $1-2)
  • 📚 Educational value about nuclear power plants
  • 🎨 Minimalist and clean visual design

Room to improve

  • ⏱️ Severe difficulty spike at later levels
  • 🎲 Excessive randomness in disaster events
  • ⏰ Unrealistic time pressure and constraints
  • 💸 Insufficient starting money on higher levels
  • 🌍 Poor translation quality in multiple languages

Bugs and requests

USSR Simulator

Reported bugs

5 issues
  • Game Center connection issues
  • Lag and performance issues
  • Game crashes causing progress loss
  • False time-cheating detection
  • Unclear UI elements (green bar functionality)

Requested features

10 requests
  • More activities and gameplay variety
  • Actual decision-making and strategy elements
  • War and nuclear launch mechanics
  • Country/map visualization
  • Hardbass and gopnik elements
Show 5 more
  • USD to RUB currency converter
  • Cross-platform save synchronization
  • Kremlin or Soviet cityscape background
  • Remove five-year plan speed limits
  • UK version of the game

Nuclear inc 2. Atom simulator

Reported bugs

9 issues
  • Level 2 core cooling stuck/unresponsive
  • Fuel rod recharge not working properly on level 5
  • Negative temperature exploit causing reactor malfunction
  • Upgrades not functioning correctly
  • Mobile touch controls not registering interactions
Show 4 more
  • Tutorial only accessible after destroying reactor in level 1
  • Inconsistent disaster frequency and timing
  • Game progression locked behind level completion
  • Excessive battery drain during gameplay

Requested features

15 requests
  • Sandbox/free play mode accessible earlier or unlocked after fewer levels
  • Additional levels and missions
  • More reactor types and customization options
  • Fusion reactor option
  • Submarine game mode (promised but never delivered)
Show 10 more
  • Multiplayer or competitive modes
  • Highscore tracking system
  • Different difficulty settings
  • Level skip option
  • More upgrade categories and items
  • Better tutorial and in-game explanations
  • Language localization (Korean, Japanese, Turkish, Italian, etc.)
  • Improved UI layout for iPad
  • Nuclear waste management mechanics
  • Facility building and expansion features

In-app purchases

6 purchases

USSR Simulator

One-time6
  • Cup of tea$0.99
  • Portrait of Stalin$0.99
  • Set for repression$0.99
Show 3 more
  • Tobacco pipe$0.99
  • Get through connections$1.99
  • Money machine$1.99
None

Nuclear inc 2. Atom simulator

No in-app purchases

Questions

Is USSR Simulator free?
USSR Simulator is free to download, with in-app purchases available.
Is Nuclear inc 2. Atom simulator free?
Nuclear inc 2. Atom simulator costs $0.99, with no in-app purchases.
Which has better reviews, USSR Simulator or Nuclear inc 2. Atom simulator?
USSR Simulator is rated higher. USSR Simulator averages 4.6 out of 5 from 276 ratings, while Nuclear inc 2. Atom simulator averages 3.8 from 158 ratings.
Do USSR Simulator or Nuclear inc 2. Atom simulator have ads?
USSR Simulator shows ads; Nuclear inc 2. Atom simulator does not.
Which is updated more often, USSR Simulator or Nuclear inc 2. Atom simulator?
USSR Simulator ships an update every 3 months, and Nuclear inc 2. Atom simulator every 26 months. Most recently, USSR Simulator was updated on October 19, 2026 and Nuclear inc 2. Atom simulator on October 19, 2026.

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