# Atomic*Puzzle vs Idle Universe

The clearest difference is review sentiment: Atomic*Puzzle at 100% against Idle Universe's 64%. Atomic*Puzzle also leads on in-app purchases (none vs 7) and rating (4.6 vs 4.3). Idle Universe's advantage is ratings volume (1.5K vs 11). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Idle Universe sells 7 one-off in-app purchases. Atomic*Puzzle asks for nothing beyond the download.

Atomic*Puzzle holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Idle Universe has 1.5K ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 100% of Atomic*Puzzle's written reviews are positive against 64% of Idle Universe's.

Atomic*Puzzle ships an update monthly, Idle Universe every 3 weeks. The most recent releases landed on September 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Atomic*Puzzle | Idle Universe |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (11 ratings)](https://appshunter.io/ios/app/atomicpuzzle/id1097997230/reviews)** | [4.3 (1.5K ratings)](https://appshunter.io/ios/app/idle-universe/id1195110094/reviews) |
| Number of ratings | 11 | **1.5K** |
| Positive reviews | **100.0% of reviews** | 63.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 60 MB | 281 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SnowGrains Oy Inc.](https://appshunter.io/developer/822256307) | [Dominik Stallmann](https://appshunter.io/developer/1195110093) |

## What reviewers say

### Atomic*Puzzle

[App page](https://appshunter.io/ios/app/atomicpuzzle/id1097997230)

Help Dr. Brainstorm organize scrambled atom blocks in his lab to progress his world-domination plans. This challenging block puzzle game features incredible artwork, unique levels, and competitive gameplay.

**Highlights:** Challenging block puzzle gameplay, Incredible artwork and themes, Dozens of unique levels, Compete against time and other players, Challenge friends online, Entertaining brain puzzle

**Features:** macOS Compatibility

**In-app purchases:** none


### Idle Universe

[App page](https://appshunter.io/ios/app/idle-universe/id1195110094)

Tap to gather matter and create interstellar objects, from particles to galaxies. Objects automatically generate more matter, allowing for endless universe expansion. Unlock divine powers, upgrade objects, and utilize special abilities to grow your cosmic creation.

**Highlights:** Create 31 interstellar objects, Unlock 24 Divine Powers, Upgrade objects with multiple options, Obtain Dark Matter for special abilities, Gain Antimatter via prestige for permanent upgrades, Compete on leaderboards, Earn daily rewards and achievements

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 250 Dark Matter | $3.99 | one-time |
| Double Antimatter Gains | $4.99 | one-time |
| +100% Transcendence Exp | $4.99 | one-time |
| Remove All Ads | $8.99 | one-time |
| 1000 Dark Matter | $9.99 | one-time |
| 2500 Dark Matter | $24.99 | one-time |
| 10000 Dark Matter | $69.99 | one-time |

**What reviewers like**

- 👍 Organized and easy to use
- 🚀 Efficient progression system
- 💡 Unique and engaging concept
- 🎨 Good graphics and visuals

**What reviewers complain about**

- 🐛 Bugs and crashes
- 🔋 Slow progress without watching ads
- 🤖 Forced Google account login
- 🔍 Unclear game mechanics

**Reported bugs**

- Prestige button not working
- Ads not providing expected rewards
- Frequent crashes and freezes
- Incorrect offline progress tracking

**Requested features**

- Offline progress tracking
- More prestige layers and upgrades
- Better optimization for larger screens
- Improved tutorial and explanations


## Frequently asked questions

### Is Atomic*Puzzle free?

Atomic*Puzzle is free to download, with no in-app purchases.

### Is Idle Universe free?

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

### Which has better reviews, Atomic*Puzzle or Idle Universe?

Atomic*Puzzle is rated higher. Atomic*Puzzle averages 4.6 out of 5 from 11 ratings, while Idle Universe averages 4.3 from 1.5K ratings.

### Do Atomic*Puzzle or Idle Universe have ads?

Both Atomic*Puzzle and Idle Universe show ads.

### Which is updated more often, Atomic*Puzzle or Idle Universe?

Atomic*Puzzle ships an update monthly, and Idle Universe every 3 weeks. Most recently, Atomic*Puzzle was updated on September 10, 2026 and Idle Universe on September 27, 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.*