# Idle Atom inc. vs Ethos Idle

Idle Atom inc. and Ethos Idle are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Idle Atom inc. sells 10 one-off in-app purchases and Ethos Idle sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Idle Atom inc. against 4.8 for Ethos Idle. Both are backed by a comparable volume of ratings — 367 and 242 respectively. Written reviews are what separate them: 85% of Idle Atom inc.'s written reviews are positive against 84% of Ethos Idle's.

Idle Atom inc. ships an update fortnightly, Ethos Idle every 3 weeks. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Idle Atom inc. | Ethos Idle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (367 ratings)](https://appshunter.io/ios/app/idle-atom-inc-element-merge/id6676996063/reviews) | **[4.8 (242 ratings)](https://appshunter.io/ios/app/ethos-idle/id6737059942/reviews)** |
| Number of ratings | **367** | 242 |
| Positive reviews | **85.5% of reviews** | 84.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 266 MB | 101 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Arsen Asoian](https://appshunter.io/developer/1844549353) | [Graham Goldstein](https://appshunter.io/developer/1618966149) |

## What reviewers say

### 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 (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| + 25 Quants | $0.99 | 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 |
| 500 + 50 quants | $8.99 | one-time |
| Remove All Ads | $9.99 | one-time |
| Pack 4 (Antimater) | $19.99 | one-time |
| Quant 1500 + 500 | $19.99 | 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


### Ethos Idle

[App page](https://appshunter.io/ios/app/ethos-idle/id6737059942)

Guide humanity's progress from its earliest discoveries to the distant future. Manage your tribe's choices, develop over 200 unique ideas, and explore the world. Advance your civilization, unlock bonuses, and enjoy a single-player, offline experience with optional ads.

**Highlights:** Develop over 200 historic ideas, Explore and exploit the world, Manage tribe choices, Unlock exploration bonuses and synergies, Prestige mechanic upgrades, Customizable challenge scenarios, Offline single-player experience

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| x2 Speed | $6.99 | one-time |

**What reviewers like**

- 🚀 Fast progression
- 👍 Minimal ad interruption
- 👍 Simple and enjoyable design
- 👍 Great for relaxing and watching numbers go up
- 👍 Excellent incremental game design

**What reviewers complain about**

- 🐢 Slower progression speed desired
- 🛒 IAP for 2x production doesn't eliminate video ads

**Reported bugs**

- RNG for challenges is unfair and unfun
- Unlocking buffs for inaccessible technologies

**Requested features**

- Option to remove ads entirely
- Clarification on prestige warp gain multipliers


## Frequently asked questions

### Is Idle Atom inc. free?

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

### Is Ethos Idle free?

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

### Which has better reviews, Idle Atom inc. or Ethos Idle?

Ethos Idle is rated higher. Idle Atom inc. averages 4.6 out of 5 from 367 ratings, while Ethos Idle averages 4.8 from 242 ratings.

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

Both Idle Atom inc. and Ethos Idle show ads.

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

Idle Atom inc. ships an update fortnightly, and Ethos Idle every 3 weeks. Most recently, Idle Atom inc. was updated on November 8, 2026 and Ethos Idle on November 4, 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.*