# Craft World Builder vs Idle Atom inc.

Craft World Builder and Idle Atom inc. both sit at 4.7 stars, but that hides the real split: 85% of Idle Atom inc.'s written reviews are positive against 56% of Craft World Builder's. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Craft World Builder sells 21 one-off in-app purchases and Idle Atom inc. sells 23 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Craft World Builder against 4.6 for Idle Atom inc.. Both are backed by a comparable volume of ratings — 965 and 366 respectively. Written reviews are what separate them: 56% of Craft World Builder's written reviews are positive against 85% of Idle Atom inc.'s.

Craft World Builder ships an update every 8 days, Idle Atom inc. fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Craft World Builder | Idle Atom inc. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (965 ratings)](https://appshunter.io/ios/app/craft-world-builder/id6469102709/reviews)** | [4.6 (366 ratings)](https://appshunter.io/ios/app/idle-atom-inc-element-merge/id6676996063/reviews) |
| Number of ratings | **965** | 366 |
| Positive reviews | 55.7% of reviews | **85.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 332 MB | 263 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [VOYA Games GmbH](https://appshunter.io/developer/1711551786) | [Arsen Asoian](https://appshunter.io/developer/1844549353) |

## What reviewers say

### Craft World Builder

[App page](https://appshunter.io/ios/app/craft-world-builder/id6469102709)

Dinosaurs rebuild the world after a meteor strike by crafting, automating, and building complex structures. Manage resources, research new technologies, and design your own empire. Collaborate with others and personalize your creations in this strategic adventure.

**Highlights:** Masterful crafting and automation, Build and expand your empire, Research new materials and technologies, Strategic resource management, Collaborate and share blueprints, Establish energy hubs, Decorate and personalize your domain

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

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RAWR Crystal XS | $0.99 | one-time |
| Offer | $2.99 | one-time |
| Ice | $2.99 | one-time |
| Offer | $3.99 | one-time |
| Event Masterpiece Battle Pass | $3.99 | one-time |
| Masterpiece Battle Pass | $3.99 | one-time |
| RAWR Crystal S | $4.99 | one-time |
| Trade Pass | $4.99 | one-time |
| Offer | $6.99 | one-time |
| Offer | $8.99 | one-time |
| RAWR Crystal M | $8.99 | one-time |
| Season Pass | $9.99 | one-time |
| Pro Account | $11.99 | one-time |
| Offer | $12.99 | one-time |
| Crystal Pass | $15.99 | one-time |
| Offer | $17.99 | one-time |
| No Ads | $19.99 | one-time |
| RAWR Crystal L | $22.99 | one-time |
| RAWR Crystal XL | $49.99 | one-time |
| Offer | $69.99 | one-time |
| RAWR Crystal XXL | $89.99 | one-time |

**What reviewers like**

- 🚀 Fast and smooth gameplay
- 🎮 Engaging and addictive gameplay loop
- 💎 Unique and innovative game concept
- 👍 Visually appealing graphics

**What reviewers complain about**

- 🐛 Frequent crashes and connection issues
- ⏱️ Slow progress and long wait times
- 🔑 Unclear mechanics and lack of tutorials
- 💰 Concerns about monetization and pay-to-win elements

**Reported bugs**

- Inability to log in or create an account
- Loss of progress and saved data
- Unresponsive or freezing gameplay
- Incorrect or missing in-game information

**Requested features**

- More in-depth tutorials and explanations
- Improved server stability and reduced connection problems
- Faster progression and reduced waiting times
- Clearer communication from developers


### Idle Atom inc.

[App page](https://appshunter.io/ios/app/idle-atom-inc-element-merge/id6676996063)

Build an energy mining empire by merging atoms and advancing through the periodic table. Upgrade your laboratory, unlock new technologies, and manage a team of scientists to discover antimatter and operate advanced scientific equipment. This offline idle simulator offers strategic development and incremental growth.

**Highlights:** Atom merging and element progression, Offline gameplay, Idle progression and automation, Laboratory and technology upgrades, Scientific team management, Incremental growth simulation, Clicker mechanics for faster generation

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

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pack 1 (Antimater) | $0.99 | one-time |
| + 10 Quants | $0.99 | one-time |
| Removing banner ads | $0.99 | one-time |
| One coffee please | $0.99 | one-time |
| Student starter pack | $0.99 | one-time |
| + 25 Quants | $0.99 | one-time |
| Pack 2 (Antimater) | $1.99 | one-time |
| One burger please | $1.99 | one-time |
| Starter pack - Big Version | $1.99 | one-time |
| + 50 quants | $2.99 | one-time |
| Quantbox small | $3.99 | one-time |
| 100 + 10 quants | $3.99 | one-time |
| Pack 3 (Antimater) | $4.99 | one-time |
| 250 + 25 quants | $5.99 | one-time |
| Raise the programmer's level | $5.99 | one-time |
| Pump up the designer | $7.99 | one-time |
| 500 + 50 quants | $8.99 | one-time |
| Quantbox medium | $9.99 | one-time |
| Remove All Ads | $9.99 | one-time |
| Pack 4 (Antimater) | $19.99 | one-time |
| Quant 1500 + 500 | $19.99 | one-time |
| Pack 5 (Antimater) | $59.99 | one-time |
| Quants 5500 + 1500 | $59.99 | one-time |

**What reviewers like**

- 🚀 Fun and addictive
- 🔍 Informative and educational
- 🕹️ Engaging gameplay
- 🕰️ Good time killer

**What reviewers complain about**

- 🐛 Bugs and glitches
- 🔍 Lack of explanations and tutorials
- ⏳ Slow offline progression
- 💰 Aggressive monetization

**Reported bugs**

- Atom merging issues
- Reward ads not working
- Restore purchases not working

**Requested features**

- Offline event progress
- In-game wiki/guide
- Cross-platform save sync


## Frequently asked questions

### Is Craft World Builder free?

Craft World Builder is free to download, with in-app purchases available.

### Is Idle Atom inc. free?

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

### Which has better reviews, Craft World Builder or Idle Atom inc.?

Craft World Builder is rated higher. Craft World Builder averages 4.7 out of 5 from 965 ratings, while Idle Atom inc. averages 4.6 from 366 ratings.

### Do Craft World Builder or Idle Atom inc. have ads?

Both Craft World Builder and Idle Atom inc. show ads.

### Which is updated more often, Craft World Builder or Idle Atom inc.?

Craft World Builder ships an update every 8 days, and Idle Atom inc. fortnightly. Most recently, Craft World Builder was updated on October 25, 2026 and Idle Atom inc. on October 24, 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.*