# Lightning Online POS vs SG Proof

The clearest difference is rating: Lightning Online POS at 5.0 against SG Proof's 2.2. Lightning Online POS also leads on iOS requirement (13.0 vs 15.1). SG Proof's advantage is monetization model (free vs subscription) and ratings volume (125 vs 3). 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.

Lightning Online POS holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: SG Proof has 125 ratings behind it against 3, so its average is the more settled of the two.

Lightning Online POS ships an update every 3 months, SG Proof monthly. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Lightning Online POS | SG Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lightning-online-pos/id895847954/reviews)** | [2.2 (125 ratings)](https://appshunter.io/ios/app/sg-proof/id6443609412/reviews) |
| Number of ratings | 3 | **125** |
| Positive reviews | — | 15.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Subscription | **Free** |
| Size | 40 MB | 58 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Computer Perfect - Lightning Online Point of Sale](https://appshunter.io/developer/572520950) | [SGWS](https://appshunter.io/developer/1647645198) |

## What reviewers say

### Lightning Online POS

[App page](https://appshunter.io/ios/app/lightning-online-pos/id895847954)

This comprehensive retail platform unifies in-store operations, inventory management, e-commerce, and digital marketing. It provides tools for efficient operation, customer engagement, and intelligent growth for businesses of all sizes. The subscription includes browser access, iPad and iPhone apps, and an offline emergency mode.

**Highlights:** Unified retail operations, Inventory management, E-commerce integration, Digital marketing tools, Reporting and analytics, Offline emergency mode

**Features:** macOS Compatibility

**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


## Frequently asked questions

### Is Lightning Online POS free?

Lightning Online POS 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, Lightning Online POS or SG Proof?

Lightning Online POS is rated higher. Lightning Online POS averages 5.0 out of 5 from 3 ratings, while SG Proof averages 2.2 from 125 ratings.

### Do Lightning Online POS or SG Proof have ads?

Neither Lightning Online POS nor SG Proof shows ads.

### Which is updated more often, Lightning Online POS or SG Proof?

Lightning Online POS ships an update every 3 months, and SG Proof monthly. Most recently, Lightning Online POS was updated on September 10, 2026 and SG Proof on September 22, 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.*