# Дорожные знаки России vs Curiosophy

The clearest difference is in-app purchases: Дорожные знаки России at none against Curiosophy's 1. Дорожные знаки России also leads on iOS requirement (12.0 vs 15.6). Curiosophy's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Curiosophy sells 1 in-app purchase, starting at $11.99 per month. Дорожные знаки России asks for nothing beyond the download.

Дорожные знаки России ships an update every 4 months, Curiosophy weekly. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Дорожные знаки России | Curiosophy |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 82 MB | 37 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) | [Curiosophy](https://appshunter.io/developer/1892438110) |

## What reviewers say

### Дорожные знаки России

[App page](https://appshunter.io/ios/app/id6475035805)

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

**In-app purchases:** none


### Curiosophy

[App page](https://appshunter.io/ios/app/curiosophy/id6762010040)

Access lectures from leading scientists across astrophysics, biology, history, and more. Learn directly from active researchers without simplification or clickbait. Enjoy high-quality video and audio, offline downloads, and personalized features.

**Highlights:** Lectures from active scientists, High-quality video and audio, Offline lecture downloads, Favorites and watch history, New lecture notifications, Search by topic and lecturer

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Online Subscription | $11.99 | per month |


## Frequently asked questions

### Is Дорожные знаки России free?

Дорожные знаки России is free to download, with no in-app purchases.

### Is Curiosophy free?

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

### Do Дорожные знаки России or Curiosophy have ads?

Neither Дорожные знаки России nor Curiosophy shows ads.

### Which is updated more often, Дорожные знаки России or Curiosophy?

Дорожные знаки России ships an update every 4 months, and Curiosophy weekly. Most recently, Дорожные знаки России was updated on October 11, 2026 and Curiosophy on October 9, 2026.

---

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