# Parent Petroleum vs Core

The clearest difference is rating: Parent Petroleum at 4.6 against Core's 1.4. Core's advantage is update cadence (monthly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Parent Petroleum holds the better App Store score, 4.6 against 1.4. Both are backed by a comparable volume of ratings — 75 and 158 respectively.

Parent Petroleum ships an update every 4 months, Core monthly. The most recent releases landed on September 19, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Parent Petroleum | Core |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (75 ratings)](https://appshunter.io/ios/app/parent-petroleum/id1089274428/reviews)** | [1.4 (158 ratings)](https://appshunter.io/ios/app/core-mark-customerfirst/id6740543539/reviews) |
| Number of ratings | 75 | **158** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 49 MB | 72 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [PDS Solutions, LLC](https://appshunter.io/developer/533314352) | [Core-Mark US, LLC](https://appshunter.io/developer/1142632027) |

## What reviewers say

### Parent Petroleum

[App page](https://appshunter.io/ios/app/parent-petroleum/id1089274428)

Manage your account details conveniently from anywhere. View current fuel prices, EFT information, invoices, and sales history. Access essential reporting data on the go.

**Highlights:** Check latest fuel prices, View EFT details, Access invoice details, Review sales history, View reporting data

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

**In-app purchases:** none


### Core

[App page](https://appshunter.io/ios/app/core-mark-customerfirst/id6740543539)

This app provides a seamless mobile and web ordering solution for businesses. It allows users to submit orders, manage credit requests, and access crucial business information like invoices and delivery details. The platform aims to simplify ordering, reduce labor costs, and improve inventory management.

**Highlights:** Submit orders, Process credit requests, Access invoices, View credit request status, Track delivery details, Optimize inventory

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

**In-app purchases:** none


## Frequently asked questions

### Is Parent Petroleum free?

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

### Is Core free?

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

### Which has better reviews, Parent Petroleum or Core?

Parent Petroleum is rated higher. Parent Petroleum averages 4.6 out of 5 from 75 ratings, while Core averages 1.4 from 158 ratings.

### Do Parent Petroleum or Core have ads?

Neither Parent Petroleum nor Core shows ads.

### Which is updated more often, Parent Petroleum or Core?

Parent Petroleum ships an update every 4 months, and Core monthly. Most recently, Parent Petroleum was updated on September 19, 2026 and Core on October 17, 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.*