# ecofactory vs Grandparis

The clearest difference is update cadence: Grandparis at every 5 weeks against ecofactory's every 3 months. ecofactory's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ecofactory ships an update every 3 months, Grandparis every 5 weeks. The most recent releases landed on October 25, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ecofactory | Grandparis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Size | 70 MB | 71 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Culture of Beauty co.ltd](https://appshunter.io/developer/1858172464) | [Yoonyoung Choi](https://appshunter.io/developer/1890089523) |

## What reviewers say

### ecofactory

[App page](https://appshunter.io/ios/app/ecofactory/id1497823708)

**In-app purchases:** none


### Grandparis

[App page](https://appshunter.io/ios/app/grandparis/id6761514961)

**In-app purchases:** none


## Frequently asked questions

### Is ecofactory free?

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

### Is Grandparis free?

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

### Which is updated more often, ecofactory or Grandparis?

ecofactory ships an update every 3 months, and Grandparis every 5 weeks. Most recently, ecofactory was updated on October 25, 2026 and Grandparis on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*