# PetroCorp vs WE Bus HRM

The clearest difference is update cadence: WE Bus HRM at every 10 days against PetroCorp's every 10 months. WE Bus HRM also leads on iOS requirement (12.0 vs 14.0). 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.

PetroCorp ships an update every 10 months, WE Bus HRM every 10 days. The most recent releases landed on October 27, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | PetroCorp | WE Bus HRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 10 days** |
| Size | 55 MB | 57 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [REYADA AND AAMAL IT COMPANY](https://appshunter.io/developer/1267297825) | [WE BUS TRANSPORT FOR GROUND TRANSPORTATION](https://appshunter.io/developer/1619779154) |

## What reviewers say

### PetroCorp

[App page](https://appshunter.io/ios/app/petrocorp/id6447249025)

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

**In-app purchases:** none


### WE Bus HRM

[App page](https://appshunter.io/ios/app/we-bus-hrm/id6743100520)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PetroCorp free?

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

### Is WE Bus HRM free?

WE Bus HRM is free to download, with no in-app purchases.

### Do PetroCorp or WE Bus HRM have ads?

Neither PetroCorp nor WE Bus HRM shows ads.

### Which is updated more often, PetroCorp or WE Bus HRM?

PetroCorp ships an update every 10 months, and WE Bus HRM every 10 days. Most recently, PetroCorp was updated on October 27, 2026 and WE Bus HRM 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.*