# Critical vs Unnamed Space Idle

Critical and Unnamed Space Idle both sit at 4.4 stars, but that hides the real split: 77% of Unnamed Space Idle's written reviews are positive against 18% of Critical's. Unnamed Space Idle also leads on ads (none vs shown) and update cadence (every 2 days vs fortnightly). Critical's advantage is iOS requirement (12.0 vs 15). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Critical sells 17 one-off in-app purchases and Unnamed Space Idle sells 15 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Unnamed Space Idle holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 147 and 242 respectively. Written reviews point the same way: 18% of Critical's written reviews are positive against 77% of Unnamed Space Idle's.

Critical ships an update fortnightly, Unnamed Space Idle every 2 days. Both last shipped on October 30, 2026.

## The numbers

| Metric | Critical | Unnamed Space Idle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (147 ratings)](https://appshunter.io/ios/app/critical-incremental-reactor/id6446354857/reviews) | **[4.6 (242 ratings)](https://appshunter.io/ios/app/unnamed-space-idle/id6483933995/reviews)** |
| Number of ratings | 147 | **242** |
| Positive reviews | 18.2% of reviews | **77.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 99 MB | 126 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [WaffleStack Studio LLC](https://appshunter.io/developer/1523413949) | [JDOG CORP](https://appshunter.io/developer/1740379476) |

## What reviewers say

### Critical

[App page](https://appshunter.io/ios/app/critical-incremental-reactor/id6446354857)

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.

**Highlights:** Reactor management, Incremental income generation, Permanent upgrades, Research and secrets, Survival gameplay

**Features:** macOS Compatibility

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Gems | $2.99 | one-time |
| 100 Gems | $4.99 | one-time |
| Remove Ads | $7.99 | one-time |
| 225 Gems | $7.99 | one-time |
| Starter Pack | $9.99 | one-time |
| Remove All Ads | $9.99 | one-time |
| 225 Gems | $9.99 | one-time |
| 500 Gems | $9.99 | one-time |
| Pro Pack | $9.99 | one-time |
| Pro Pack | $14.99 | one-time |
| New Player Sale | $14.99 | one-time |
| 500 Gems | $14.99 | one-time |
| 1400 Gems | $19.99 | one-time |
| 800 Gems | $19.99 | one-time |
| 1400 Gems | $29.99 | one-time |
| 3000 Gems | $29.99 | one-time |
| 3000 Gems | $39.99 | one-time |


### Unnamed Space Idle

[App page](https://appshunter.io/ios/app/unnamed-space-idle/id6483933995)

Engage in an endless sci-fi idle game battling alien waves. Customize your ship with unlockable weapons and defenses, and strategically upgrade various systems to increase your power. Make impactful decisions to counter enemy types and progress through a well-paced unfolding experience.

**Highlights:** Destroy alien waves, Customize ship with weapons/defenses, Unlockable systems and upgrades, Strategic decision-making, Progression and prestige systems, Craft and improve modules

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spacezard 400 AIPoints | $1.99 | one-time |
| Spaceversary 400 AI Points | $1.99 | one-time |
| Spacemas 400 AI Points | $1.99 | one-time |
| 200 AI Points | $1.99 | one-time |
| QOL Bundle | $2.49 | one-time |
| Spacezard Bundle | $2.99 | one-time |
| Spacemas Bundle | $2.99 | one-time |
| RetroFuture Cosmetic | $3.99 | one-time |
| Spaceversary Bundle | $3.99 | one-time |
| Steampunk Cosmetic | $3.99 | one-time |
| 550 AI Points | $4.99 | one-time |
| Essentials Bundle | $4.99 | one-time |
| 1200 AI Points | $9.99 | one-time |
| Advanced Bundle | $9.99 | one-time |
| 2600 AI Points | $19.99 | one-time |

**What reviewers like**

- 👍 Addictive gameplay
- 👍 Deep and complex mechanics
- 👍 Constantly evolving game
- 👍 Frequent updates
- 👍 Free-to-play friendly

**What reviewers complain about**

- 📱 Tiny UI elements
- 📱 Small font size
- 📱 Unreadable text on mobile
- 📱 UI not optimized for mobile
- 📱 Difficult to interact with buttons

**Reported bugs**

- UI is too small on mobile devices
- Font size is too small, making text unreadable
- Game crashes during fleet auto battles
- Cannot open on iPadOS 14.8.1
- Game freezes when playing on mobile network

**Requested features**

- UI rework for mobile
- Improve UI readability
- Optimize UI for smaller screens
- Add French translation
- Add Turkish language support


## Frequently asked questions

### Is Critical free?

Critical is free to download, with in-app purchases available.

### Is Unnamed Space Idle free?

Unnamed Space Idle is free to download, with in-app purchases available.

### Which has better reviews, Critical or Unnamed Space Idle?

Unnamed Space Idle is rated higher. Critical averages 4.4 out of 5 from 147 ratings, while Unnamed Space Idle averages 4.6 from 242 ratings.

### Do Critical or Unnamed Space Idle have ads?

Critical shows ads; Unnamed Space Idle does not.

### Which is updated more often, Critical or Unnamed Space Idle?

Critical ships an update fortnightly, and Unnamed Space Idle every 2 days. Most recently, Critical was updated on October 30, 2026 and Unnamed Space Idle on October 30, 2026.

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