# Petrovis Card vs BNB Engineering

The clearest difference is update cadence: BNB Engineering at weekly against Petrovis Card's every 5 months. BNB Engineering also leads on iOS requirement (13.0 vs 15.1). 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.

Petrovis Card ships an update every 5 months, BNB Engineering weekly. The most recent releases landed on October 18, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Petrovis Card | BNB Engineering |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Weekly** |
| Size | 25 MB | 28 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mongol iD Group](https://appshunter.io/developer/1280856860) | [Mungunshagai Bayarkhuu](https://appshunter.io/developer/1635273606) |

## What reviewers say

### Petrovis Card

[App page](https://appshunter.io/ios/app/petrovis-card/id1391566170)

**Features:** macOS Compatibility

**In-app purchases:** none


### BNB Engineering

[App page](https://appshunter.io/ios/app/bnb-engineering/id6747255091)

**In-app purchases:** none


## Frequently asked questions

### Is Petrovis Card free?

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

### Is BNB Engineering free?

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

### Do Petrovis Card or BNB Engineering have ads?

Neither Petrovis Card nor BNB Engineering shows ads.

### Which is updated more often, Petrovis Card or BNB Engineering?

Petrovis Card ships an update every 5 months, and BNB Engineering weekly. Most recently, Petrovis Card was updated on October 18, 2026 and BNB Engineering on October 15, 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.*