# Aspect Viewer vs λ | Cortex Go

Aspect Viewer and λ | Cortex Go both sit at 5.0 stars, but that hides the real split: 38% of λ | Cortex Go's written reviews are positive against 8% of Aspect Viewer's. λ | Cortex Go also leads on update cadence (every 3 months vs every 8 months). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Aspect Viewer against 5.0 for λ | Cortex Go. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 8% of Aspect Viewer's written reviews are positive against 38% of λ | Cortex Go's.

Aspect Viewer ships an update every 8 months, λ | Cortex Go every 3 months. The most recent releases landed on June 1, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Aspect Viewer | λ | Cortex Go |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/aspect-viewer/id1390128602/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/cortex-go/id1460785740/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 8.3% of reviews | **37.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 63 MB | 28 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Videcon](https://appshunter.io/developer/432327836) | [adata ltd](https://appshunter.io/developer/372163703) |

## What reviewers say

### Aspect Viewer

[App page](https://appshunter.io/ios/app/aspect-viewer/id1390128602)

This app allows users to view live and recorded footage from Aspect CCTV systems remotely. It supports HD video streaming, two-way audio communication, and push notifications for alarms and motion detection. Users can also record video and save pictures directly to their smartphones.

**Highlights:** Live CCTV footage viewing, Playback recorded footage, Search recorded alarms, Push notifications for alarms, Record video and save pictures, Two-way audio communication, Cloud P2P connection

**Features:** macOS Compatibility

**In-app purchases:** none


### λ | Cortex Go

[App page](https://appshunter.io/ios/app/cortex-go/id1460785740)

Access and manage your video surveillance system remotely. View live feeds, playback recordings, and receive instant alerts for motion or alarms. Supports multiple NVR models and offers advanced features like digital zoom and PTZ control.

**Highlights:** Live video streaming, Video playback and recording, Push notifications for alarms/motion, Digital zoom and PTZ control, Multi-site connectivity, Instant video snapshots and sharing, P2P connectivity for remote setup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Aspect Viewer free?

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

### Is λ | Cortex Go free?

λ | Cortex Go is free to download, with no in-app purchases.

### Which has better reviews, Aspect Viewer or λ | Cortex Go?

Aspect Viewer and λ | Cortex Go are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Aspect Viewer or λ | Cortex Go have ads?

Neither Aspect Viewer nor λ | Cortex Go shows ads.

### Which is updated more often, Aspect Viewer or λ | Cortex Go?

Aspect Viewer ships an update every 8 months, and λ | Cortex Go every 3 months. Most recently, Aspect Viewer was updated on June 1, 2026 and λ | Cortex Go on September 3, 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.*