# O'STIN vs Улыбка радуги

The clearest difference is rating: O'STIN at 4.9 against Улыбка радуги's 3.4. O'STIN also leads on review sentiment (30% vs 13%) and ratings volume (899 vs 72). Улыбка радуги's advantage is monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases there is nothing between them.

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

O'STIN holds the better App Store score, 4.9 against 3.4. That said, the two scores are not equally well evidenced: O'STIN has 899 ratings behind it against 72, so its average is the more settled of the two. Written reviews point the same way: 30% of O'STIN's written reviews are positive against 13% of Улыбка радуги's.

O'STIN ships an update every 2 weeks, Улыбка радуги every 9 days. Both last shipped on November 7, 2026.

## The numbers

| Metric | O'STIN | Улыбка радуги |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (899 ratings)](https://appshunter.io/ios/app/ostin/id1482920931/reviews)** | [3.4 (72 ratings)](https://appshunter.io/ios/app/id1521273836/reviews) |
| Number of ratings | **899** | 72 |
| Positive reviews | **29.6% of reviews** | 12.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 178 MB | 121 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [OSTIN, OOO](https://appshunter.io/developer/1482920402) | [Улыбка радуги](https://appshunter.io/developer/1521273838) |

## What reviewers say

### O'STIN

[App page](https://appshunter.io/ios/app/ostin/id1482920931)

Discover trendy and affordable clothing for women, men, and children inspired by city styles. Get bonus points upon registration and enjoy personalized offers, stylist picks, and easy returns. Shop conveniently from anywhere with various delivery options.

**Highlights:** Wide selection of trendy clothing, Welcome bonus points, Loyalty program, Personalized offers and discounts, Stylist picks and reviews, Convenient delivery and returns, Try before you buy

**In-app purchases:** none


### Улыбка радуги

[App page](https://appshunter.io/ios/app/id1521273836)

Discover a wide range of cosmetics, home goods, and personal care items at accessible prices. Browse a full catalog, find nearby stores, and access loyalty programs, discounts, and promotions for daily savings. Enjoy convenient pickup or express delivery options.

**Highlights:** Extensive product catalog, Store locator and map, Loyalty card integration, Discounts and promotions, 1-hour store pickup, 2-hour express delivery, Online chat support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is O'STIN free?

O'STIN is free to download, with no in-app purchases.

### Is Улыбка радуги free?

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

### Which has better reviews, O'STIN or Улыбка радуги?

O'STIN is rated higher. O'STIN averages 4.9 out of 5 from 899 ratings, while Улыбка радуги averages 3.4 from 72 ratings.

### Do O'STIN or Улыбка радуги have ads?

Neither O'STIN nor Улыбка радуги shows ads.

### Which is updated more often, O'STIN or Улыбка радуги?

O'STIN ships an update every 2 weeks, and Улыбка радуги every 9 days. Most recently, O'STIN was updated on November 7, 2026 and Улыбка радуги 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.*