# Good Oil vs Core

The clearest difference is review sentiment: Good Oil at 100% against Core's 0%. Good Oil also leads on rating (4.8 vs 1.4). Core's advantage is ratings volume (181 vs 11). On price, update cadence, 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.

Good Oil holds the better App Store score, 4.8 against 1.4. That said, the two scores are not equally well evidenced: Core has 181 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 100% of Good Oil's written reviews are positive against 0% of Core's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Good Oil | Core |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (11 ratings)](https://appshunter.io/ios/app/good-oil/id1617156888/reviews)** | [1.4 (181 ratings)](https://appshunter.io/ios/app/core-mark-customerfirst/id6740543539/reviews) |
| Number of ratings | 11 | **181** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 49 MB | 73 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

### Good Oil

[App page](https://appshunter.io/ios/app/good-oil/id1617156888)

Manage your account on the go with this business application. Access fuel prices, order fuel, view invoices, and review financial and sales history directly from your iPhone or iPad.

**Highlights:** View latest fuel prices, Place fuel orders, View and print invoices, Access credit card history, View sales history and reporting

**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 Good Oil free?

Good Oil 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, Good Oil or Core?

Good Oil is rated higher. Good Oil averages 4.8 out of 5 from 11 ratings, while Core averages 1.4 from 181 ratings.

### Do Good Oil or Core have ads?

Neither Good Oil nor Core shows ads.

### Which is updated more often, Good Oil or Core?

Good Oil ships an update monthly, and Core monthly. Most recently, Good Oil was updated on October 24, 2026 and Core on October 25, 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.*