# T2 Viewer vs CORTEX IQ

The clearest difference is rating: CORTEX IQ at 2.8 against T2 Viewer's 1.0. CORTEX IQ also leads on ratings volume (64 vs 1). T2 Viewer's advantage is update cadence (monthly vs every 7 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CORTEX IQ holds the better App Store score, 2.8 against 1.0. That said, the two scores are not equally well evidenced: CORTEX IQ has 64 ratings behind it against 1, so its average is the more settled of the two.

T2 Viewer ships an update monthly, CORTEX IQ every 7 months. The most recent releases landed on July 4, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | T2 Viewer | CORTEX IQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/t2-viewer/id1335886291/reviews) | **[2.8 (64 ratings)](https://appshunter.io/ios/app/cortex-iq/id1531050457/reviews)** |
| Number of ratings | 1 | **64** |
| Positive reviews | — | 34.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | Free | Free |
| Size | 23 MB | 143 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [JAE HYUK KEUM](https://appshunter.io/developer/1335886290) | [CCTV Core Inc.](https://appshunter.io/developer/1325191573) |

## 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


### CORTEX IQ

[App page](https://appshunter.io/ios/app/cortex-iq/id1531050457)

This surveillance software enables live video streaming, recording, and remote playback. It supports Apple Push Notification service for alerts and offers features like snapshots and PTZ control.

**Highlights:** Live video stream, Video record and playback, Video remote playback, Apple Push Notification service support, Snapshots, PTZ control

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is T2 Viewer free?

T2 Viewer is free to download, with no in-app purchases.

### Is CORTEX IQ free?

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

### Which has better reviews, T2 Viewer or CORTEX IQ?

CORTEX IQ is rated higher. T2 Viewer averages 1.0 out of 5 from 1 ratings, while CORTEX IQ averages 2.8 from 64 ratings.

### Do T2 Viewer or CORTEX IQ have ads?

Neither T2 Viewer nor CORTEX IQ shows ads.

### Which is updated more often, T2 Viewer or CORTEX IQ?

T2 Viewer ships an update monthly, and CORTEX IQ every 7 months. Most recently, T2 Viewer was updated on July 4, 2026 and CORTEX IQ on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*