# T2 Viewer vs SG Proof

The clearest difference is rating: SG Proof at 2.2 against T2 Viewer's 1.0. SG Proof also leads on ratings volume (125 vs 1). T2 Viewer's advantage is iOS requirement (12.0 vs 15.1). 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.

SG Proof holds the better App Store score, 2.2 against 1.0. That said, the two scores are not equally well evidenced: SG Proof has 125 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | T2 Viewer | SG Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/t2-viewer/id1335886291/reviews) | **[2.2 (125 ratings)](https://appshunter.io/ios/app/sg-proof/id6443609412/reviews)** |
| Number of ratings | 1 | **125** |
| Positive reviews | — | 15.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 23 MB | 58 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [JAE HYUK KEUM](https://appshunter.io/developer/1335886290) | [SGWS](https://appshunter.io/developer/1647645198) |

## What reviewers say

### T2 Viewer

[App page](https://appshunter.io/ios/app/t2-viewer/id1335886291)

This application provides live monitoring and playback capabilities for T2 DVR systems. Users can bookmark important footage and control PTZ (Pan-Tilt-Zoom) functions remotely. It's designed for efficient surveillance management.

**Highlights:** Live monitoring, Playback support, Bookmark footage, PTZ control

**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

**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 T2 Viewer free?

T2 Viewer 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, T2 Viewer or SG Proof?

SG Proof is rated higher. T2 Viewer averages 1.0 out of 5 from 1 ratings, while SG Proof averages 2.2 from 125 ratings.

### Do T2 Viewer or SG Proof have ads?

Neither T2 Viewer nor SG Proof shows ads.

### Which is updated more often, T2 Viewer or SG Proof?

T2 Viewer ships an update monthly, and SG Proof monthly. Most recently, T2 Viewer was updated on October 5, 2026 and SG Proof on October 15, 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.*