# CosmoGen vs Primordia Lab

The clearest difference is in-app purchases: CosmoGen at none against Primordia Lab's 8. CosmoGen also leads on ads (none vs shown). Primordia Lab's advantage is update cadence (daily vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Primordia Lab sells 8 one-off in-app purchases. CosmoGen asks for nothing beyond the download.

CosmoGen ships an update every 3 months, Primordia Lab daily. Both last shipped on October 31, 2026.

## The numbers

| Metric | CosmoGen | Primordia Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (10 ratings)](https://appshunter.io/ios/app/primordia-lab/id6792397972/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Daily** |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 106 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [pezhman mohammadzadehkordestani](https://appshunter.io/developer/1888276473) | [Unified Health Systems Consulting LLC](https://appshunter.io/developer/6792397974) |

## What reviewers say

### CosmoGen

[App page](https://appshunter.io/ios/app/cosmogen/id6761415082)

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

**In-app purchases:** none


### Primordia Lab

[App page](https://appshunter.io/ios/app/primordia-lab/id6792397972)

Experiment with physics in a simulated world, starting with atoms and building up to complex civilizations. Discover new elements, build real circuits, and cause chaos with powerful tools. Learn about science as you play.

**Highlights:** Falling-sand physics simulation, Discovery-driven progression, Idle economy, Build real circuits, Cause absolute havoc, Learn real science

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20 Citations | $0.99 | one-time |
| Golden Atom Avatar | $0.99 | one-time |
| Singularity Avatar | $1.99 | one-time |
| Founder Avatar | $2.99 | one-time |
| Second Researcher | $3.99 | one-time |
| 150 Citations | $4.99 | one-time |
| Grant Funding | $4.99 | one-time |
| 550 Citations | $9.99 | one-time |


## Frequently asked questions

### Is CosmoGen free?

CosmoGen is free to download, with no in-app purchases.

### Is Primordia Lab free?

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

### Do CosmoGen or Primordia Lab have ads?

Primordia Lab shows ads; CosmoGen does not.

### Which is updated more often, CosmoGen or Primordia Lab?

CosmoGen ships an update every 3 months, and Primordia Lab daily. Most recently, CosmoGen was updated on October 31, 2026 and Primordia Lab on October 31, 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.*