# IdleSphere vs Idle Atom inc.

The clearest difference is rating: Idle Atom inc. at 4.6 against IdleSphere's 3.8. Idle Atom inc. also leads on review sentiment (85% vs 47%) and ratings volume (366 vs 32). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. IdleSphere sells 6 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.

Idle Atom inc. holds the better App Store score, 4.6 against 3.8. That said, the two scores are not equally well evidenced: Idle Atom inc. has 366 ratings behind it against 32, so its average is the more settled of the two. Written reviews point the same way: 47% of IdleSphere's written reviews are positive against 85% of Idle Atom inc.'s.

IdleSphere ships an update every 8 days, Idle Atom inc. fortnightly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IdleSphere | Idle Atom inc. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (32 ratings)](https://appshunter.io/ios/app/idlesphere/id6480509205/reviews) | **[4.6 (366 ratings)](https://appshunter.io/ios/app/idle-atom-inc-element-merge/id6676996063/reviews)** |
| Number of ratings | 32 | **366** |
| Positive reviews | 46.7% 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 | 224 MB | 263 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Idle System, Inc.](https://appshunter.io/developer/1727483319) | [Arsen Asoian](https://appshunter.io/developer/1844549353) |

## What reviewers say

### IdleSphere

[App page](https://appshunter.io/ios/app/idlesphere/id6480509205)

Experience a visually stunning incremental game centered around spheres. Watch countless spheres come to life with synchronized graphics and in-game currency. Enjoy intuitive upgrades, a deep prestige system, and a wealth of content in this mesmerizing adventure.

**Highlights:** Visually stunning sphere graphics, Synchronized in-game currency and visuals, Intuitive upgrade system, Extensive prestige system, Zoom in and out functionality, Wealth of content

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chaotics 200 | $1.99 | one-time |
| Chaotics 1000 | $6.99 | one-time |
| Orbit Pack | $7.99 | one-time |
| Permanent Bonus | $9.99 | one-time |
| Digital Winter | $19.99 | one-time |
| Chaotics 5000 | $29.99 | one-time |


### 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 IdleSphere free?

IdleSphere 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, IdleSphere or Idle Atom inc.?

Idle Atom inc. is rated higher. IdleSphere averages 3.8 out of 5 from 32 ratings, while Idle Atom inc. averages 4.6 from 366 ratings.

### Do IdleSphere or Idle Atom inc. have ads?

Both IdleSphere and Idle Atom inc. show ads.

### Which is updated more often, IdleSphere or Idle Atom inc.?

IdleSphere ships an update every 8 days, and Idle Atom inc. fortnightly. Most recently, IdleSphere was updated on October 20, 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.*