# NAY Smart App vs OSTRIUM

The clearest difference is update cadence: OSTRIUM at every 6 days against NAY Smart App's monthly. On price, ads, in-app purchases and device support there is nothing between them.

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

NAY Smart App ships an update monthly, OSTRIUM every 6 days. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | NAY Smart App | OSTRIUM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (24 ratings)](https://appshunter.io/ios/app/nay-smart-app/id1445419364/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 43.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Ad-supported | — |
| Size | 94 MB | 51 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Nay, a.s.](https://appshunter.io/developer/1445419363) | [Appkaren s.r.o.](https://appshunter.io/developer/914363112) |

## What reviewers say

### NAY Smart App

[App page](https://appshunter.io/ios/app/nay-smart-app/id1445419364)

Discover exclusive discounts, special deals, and coupons. Scan product tags for instant price comparisons, ratings, and descriptions. Track in-store purchases and receive electronic receipts and order updates.

**Highlights:** Exclusive discounts and deals, Price tag scanning, Product ratings and descriptions, Digital customer card, Electronic receipts, Order status tracking, Store locator and hours

**In-app purchases:** none


### OSTRIUM

[App page](https://appshunter.io/ios/app/ostrium/id6807676433)

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

**In-app purchases:** none


## Frequently asked questions

### Is NAY Smart App free?

NAY Smart App is free to download, with no in-app purchases.

### Is OSTRIUM free?

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

### Do NAY Smart App or OSTRIUM have ads?

Neither NAY Smart App nor OSTRIUM shows ads.

### Which is updated more often, NAY Smart App or OSTRIUM?

NAY Smart App ships an update monthly, and OSTRIUM every 6 days. Most recently, NAY Smart App was updated on November 6, 2026 and OSTRIUM on October 31, 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.*