# Tretyakov vs ECOM Expo

The clearest difference is ads: ECOM Expo at none against Tretyakov's shown. ECOM Expo also leads on update cadence (every 8 days vs every 12 months). Tretyakov's advantage is iOS requirement (13.0 vs 15.0). On price, 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.

Tretyakov ships an update every 12 months, ECOM Expo every 8 days. The most recent releases landed on October 17, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Tretyakov | ECOM Expo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/tretyakov/id1328264312/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 48.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 120 MB | 71 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TEKHNOLAB OOO](https://appshunter.io/developer/1279234249) | [TSIFROVYE TEKHNOLOGII](https://appshunter.io/developer/1735929197) |

## What reviewers say

### Tretyakov

[App page](https://appshunter.io/ios/app/tretyakov/id1328264312)

Easily plan your visit to the Tretyakov Gallery with online ticket purchases, exhibition schedules, and event listings. Discover curated events for children and utilize convenient event search functionality.

**Highlights:** Online ticket purchase, Exhibition schedules, Event and program listings, Children's event selections, Event search

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### ECOM Expo

[App page](https://appshunter.io/ios/app/ecom-expo/id6745556307)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tretyakov free?

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

### Is ECOM Expo free?

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

### Do Tretyakov or ECOM Expo have ads?

Tretyakov shows ads; ECOM Expo does not.

### Which is updated more often, Tretyakov or ECOM Expo?

Tretyakov ships an update every 12 months, and ECOM Expo every 8 days. Most recently, Tretyakov was updated on October 17, 2026 and ECOM Expo on October 19, 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.*