# Знiжка vs OZ

The clearest difference is iOS requirement: Знiжка at 9.0 against OZ's 15.6. 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.

Знiжка ships an update every 3 weeks, OZ fortnightly. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Знiжка | OZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (109 ratings)](https://appshunter.io/ios/app/oz/id1224520373/reviews)** |
| Number of ratings | — | **109** |
| Positive reviews | — | 35.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Free |
| Size | 12 MB | 88 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Vishnyov](https://appshunter.io/developer/626355352) | [OZ MARKET](https://appshunter.io/developer/1224520372) |

## What reviewers say

### Знiжка

[App page](https://appshunter.io/ios/app/i/id1176895807)

**Features:** macOS Compatibility

**In-app purchases:** none


### OZ

[App page](https://appshunter.io/ios/app/oz/id1224520373)

This app allows users to earn bonuses on purchases, track orders, and receive items quickly with a QR code. Stay updated on promotions, scan barcodes, and enjoy one-click payments. Get support for any questions or issues.

**Highlights:** Earn bonuses on purchases, Check orders and bonuses, Quick checkout with QR code, Stay updated on sales, Scan product barcodes, One-click payment

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

**In-app purchases:** none


## Frequently asked questions

### Is Знiжка free?

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

### Is OZ free?

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

### Do Знiжка or OZ have ads?

Neither Знiжка nor OZ shows ads.

### Which is updated more often, Знiжка or OZ?

Знiжка ships an update every 3 weeks, and OZ fortnightly. Most recently, Знiжка was updated on October 7, 2026 and OZ on October 16, 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.*