# Nuclear inc 2. Atom simulator vs Crash Dive 2

The clearest difference is rating: Crash Dive 2 at 4.7 against Nuclear inc 2. Atom simulator's 3.8. Crash Dive 2 also leads on update cadence (monthly vs every 26 months) and review sentiment (93% vs 67%). Nuclear inc 2. Atom simulator's advantage is price ($0.99 vs $9.99) and in-app purchases (none vs 2). On ratings volume, ads and device support there is nothing between them.

Nuclear inc 2. Atom simulator costs $0.99 and Crash Dive 2 $9.99 up front. Crash Dive 2 sells 2 one-off in-app purchases. Nuclear inc 2. Atom simulator asks for nothing beyond the download.

Crash Dive 2 holds the better App Store score, 4.7 against 3.8. Both are backed by a comparable volume of ratings — 158 and 324 respectively. Written reviews point the same way: 67% of Nuclear inc 2. Atom simulator's written reviews are positive against 93% of Crash Dive 2's.

Nuclear inc 2. Atom simulator ships an update every 26 months, Crash Dive 2 monthly. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Nuclear inc 2. Atom simulator | Crash Dive 2 |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | [3.8 (158 ratings)](https://appshunter.io/ios/app/nuclear-inc-2-atom-simulator/id1369699810/reviews) | **[4.7 (324 ratings)](https://appshunter.io/ios/app/crash-dive-2/id1530100306/reviews)** |
| Number of ratings | 158 | **324** |
| Positive reviews | 67.0% of reviews | **93.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 88 MB | 352 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Dmitry Lomakin](https://appshunter.io/developer/1369699809) | [Panic Ensues Software](https://appshunter.io/developer/884516169) |

## What reviewers say

### Nuclear inc 2. Atom simulator

[App page](https://appshunter.io/ios/app/nuclear-inc-2-atom-simulator/id1369699810)

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:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 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

**What reviewers complain about**

- ⏱️ 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

**Reported bugs**

- 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

**Requested features**

- 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)


### Crash Dive 2

[App page](https://appshunter.io/ios/app/crash-dive-2/id1530100306)

Command a Gato-class submarine in the South Pacific, hunting enemy convoys and engaging in naval combat. Utilize stealth or direct offense, manage your crew, and upgrade your vessel through a lengthy campaign or random missions. Features dynamic weather and day/night cycles.

**Highlights:** Submarine simulation with arcade action, Stealth and offensive combat options, Day/night cycle and weather effects, Crew management and damage control, Submarine upgrade tech tree, Campaign mode and random missions, Modding editor

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Aleutian Islands Expansion | $4.99 | one-time |
| East Indies Expansion | $4.99 | one-time |

**What reviewers like**

- 🎮 Great game mechanics
- 🔍 Detailed simulation
- 👍 Intuitive interface
- 🎨 Excellent graphics
- 🕹️ Customizable difficulty levels

**What reviewers complain about**

- 🐛 Occasional crashes or glitches
- 🔢 Limited campaign or mission variety
- 🔍 Lack of external camera view
- 🔢 Unrealistic enemy behavior (e.g. torpedoes, depth charges)

**Reported bugs**

- Targeting reticle not appearing
- Rudder commands causing uncontrolled circling
- Game locking up unexpectedly

**Requested features**

- Add German U-boat campaign
- Implement more historical accuracy
- Introduce submarine tenders and friendly ports
- Provide crew management and customization options
- Add time acceleration feature


## Frequently asked questions

### Is Nuclear inc 2. Atom simulator free?

Nuclear inc 2. Atom simulator costs $0.99, with no in-app purchases.

### Is Crash Dive 2 free?

Crash Dive 2 costs $9.99, and also offers in-app purchases.

### Which has better reviews, Nuclear inc 2. Atom simulator or Crash Dive 2?

Crash Dive 2 is rated higher. Nuclear inc 2. Atom simulator averages 3.8 out of 5 from 158 ratings, while Crash Dive 2 averages 4.7 from 324 ratings.

### Do Nuclear inc 2. Atom simulator or Crash Dive 2 have ads?

Neither Nuclear inc 2. Atom simulator nor Crash Dive 2 shows ads.

### Which is updated more often, Nuclear inc 2. Atom simulator or Crash Dive 2?

Nuclear inc 2. Atom simulator ships an update every 26 months, and Crash Dive 2 monthly. Most recently, Nuclear inc 2. Atom simulator was updated on October 26, 2026 and Crash Dive 2 on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*