# King Fuels vs SG Proof

The clearest difference is rating: King Fuels at 4.7 against SG Proof's 2.2. SG Proof's advantage is update cadence (monthly vs every 3 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.

King Fuels holds the better App Store score, 4.7 against 2.2. Both are backed by a comparable volume of ratings — 82 and 126 respectively.

King Fuels ships an update every 3 months, SG Proof monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | King Fuels | SG Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (82 ratings)](https://appshunter.io/ios/app/king-fuels/id1374725670/reviews)** | [2.2 (126 ratings)](https://appshunter.io/ios/app/sg-proof/id6443609412/reviews) |
| Number of ratings | 82 | **126** |
| Positive reviews | — | 15.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 49 MB | 58 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [PDS Solutions, LLC](https://appshunter.io/developer/533314352) | [SGWS](https://appshunter.io/developer/1647645198) |

## What reviewers say

### King Fuels

[App page](https://appshunter.io/ios/app/king-fuels/id1374725670)

Manage your account details and access important financial information on the go. View fuel prices, EFT details, invoices, and sales history with ease.

**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


### SG Proof

[App page](https://appshunter.io/ios/app/sg-proof/id6443609412)

Streamline your business inventory management with advanced ordering tools. Discover new products, reorder favorites easily, and stay updated with industry trends. This app offers on-the-go technology for efficient mobile ordering and restocking.

**Highlights:** Barcode scanning for item search, Persistent login for quick access, Unified shopping cart across devices, Reorder saved items, Discover new deals and products

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

**In-app purchases:** none

**What reviewers like**

- 👍 Website and apps not crashing as often (post-July 4th update)
- 👍 New update made a huge difference (night and day)
- 👍 App loads faster and has a nicer interface (post-new update)
- 👍 Gets the job done
- 👍 Amazing (works great)

**What reviewers complain about**

- 🐛 Cannot open Support tickets via app
- 🐛 Items not showing actual final price in cart
- 🐛 Individual bottle final price not shown
- 🐛 App crashes frequently
- 🐛 Error codes when searching for products

**Reported bugs**

- Cannot open Support tickets via app
- Items not showing actual final price in cart
- Individual bottle final price not shown
- App crashes frequently
- Error codes when searching for products

**Requested features**

- Fix the back button issue
- Show actual final price for individual bottles
- Fix the pop-up deals not disappearing automatically


## Frequently asked questions

### Is King Fuels free?

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

### Is SG Proof free?

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

### Which has better reviews, King Fuels or SG Proof?

King Fuels is rated higher. King Fuels averages 4.7 out of 5 from 82 ratings, while SG Proof averages 2.2 from 126 ratings.

### Do King Fuels or SG Proof have ads?

Neither King Fuels nor SG Proof shows ads.

### Which is updated more often, King Fuels or SG Proof?

King Fuels ships an update every 3 months, and SG Proof monthly. Most recently, King Fuels was updated on October 24, 2026 and SG Proof on October 24, 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.*