# CrossMark vs MyChat.by

The clearest difference is in-app purchases: MyChat.by at none against CrossMark's 1. MyChat.by also leads on update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CrossMark sells 1 one-off in-app purchase. MyChat.by asks for nothing beyond the download.

CrossMark ships an update every 2 months, MyChat.by every 3 weeks. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | CrossMark | MyChat.by |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/crossmark/id1514025192/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 727 MB | 45 MB |
| Requires iOS | **14.2** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Business Applications Performance Corporation](https://appshunter.io/developer/925058545) | [KORPORATSIYA OZDOROVLENIYA, OOO](https://appshunter.io/developer/1625999759) |

## What reviewers say

### CrossMark

[App page](https://appshunter.io/ios/app/crossmark/id1514025192)

This utility app measures your device's system performance. It requires iOS 14.0 or newer and a screen size of 5.8 inches or greater.

**Highlights:** System performance measurement, iOS 14.0+ compatibility, Requires 5.8"+ screen, 4GB RAM minimum, Supports multiple Apple devices

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CrossMark Pro | $29.99 | one-time |


### MyChat.by

[App page](https://appshunter.io/ios/app/mychatby/id6747082348)

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

**In-app purchases:** none


## Frequently asked questions

### Is CrossMark free?

CrossMark is free to download, with in-app purchases available.

### Is MyChat.by free?

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

### Do CrossMark or MyChat.by have ads?

Neither CrossMark nor MyChat.by shows ads.

### Which is updated more often, CrossMark or MyChat.by?

CrossMark ships an update every 2 months, and MyChat.by every 3 weeks. Most recently, CrossMark was updated on October 8, 2026 and MyChat.by on October 13, 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.*