# Читай vs ASTAR 4D

The clearest difference is review sentiment: Читай at 65% against ASTAR 4D's 14%. Читай also leads on rating (4.8 vs 2.7) and update cadence (every 2 weeks vs every 5 months). ASTAR 4D's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). 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.

Читай holds the better App Store score, 4.8 against 2.7. That said, the two scores are not equally well evidenced: Читай has 437 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 65% of Читай's written reviews are positive against 14% of ASTAR 4D's.

Читай ships an update every 2 weeks, ASTAR 4D every 5 months. Both last shipped on November 7, 2026.

## The numbers

| Metric | Читай | ASTAR 4D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (437 ratings)](https://appshunter.io/ios/app/id1483452031/reviews)** | [2.7 (9 ratings)](https://appshunter.io/ios/app/astar-4d/id1490993407/reviews) |
| Number of ratings | **437** | 9 |
| Positive reviews | **65.2% of reviews** | 14.3% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#110** | — |
| Size | 214 MB | 1.0 GB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GRAMOTA, OOO](https://appshunter.io/developer/1483452030) | [integer AR](https://appshunter.io/developer/1156869823) |

## What reviewers say

### Читай

[App page](https://appshunter.io/ios/app/id1483452031)

**Currently charting:** #110 Top Free · Book (US App Store)

Discover and purchase books, stationery, and gifts. Get personalized recommendations, pre-order new releases, and track your loyalty points. Enjoy fast delivery options and in-store pickup.

**Highlights:** Book purchasing, Stationery and gift selection, Pre-order new releases, In-store pickup (1 hour), Express delivery, Personalized recommendations, Loyalty program with bonuses and cashback

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

**In-app purchases:** none


### ASTAR 4D

[App page](https://appshunter.io/ios/app/astar-4d/id1490993407)

This educational app uses augmented reality to bring printed books to life. It transforms static images into interactive 3D models, enhancing learning for students. Explore anatomy, space, technology, and nature through engaging visualizations and audio.

**Highlights:** Augmented reality 3D models, Interactive visualizations, Spatial reasoning development, Imagination enhancement, Volume design skills, Audio accompaniment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Читай free?

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

### Is ASTAR 4D free?

ASTAR 4D is free to download, with no in-app purchases.

### Which has better reviews, Читай or ASTAR 4D?

Читай is rated higher. Читай averages 4.8 out of 5 from 437 ratings, while ASTAR 4D averages 2.7 from 9 ratings.

### Do Читай or ASTAR 4D have ads?

Читай shows ads; ASTAR 4D does not.

### Which is updated more often, Читай or ASTAR 4D?

Читай ships an update every 2 weeks, and ASTAR 4D every 5 months. Most recently, Читай was updated on November 7, 2026 and ASTAR 4D on November 7, 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.*