# λ | Cortex Go vs Urban Relay

The clearest difference is review sentiment: Urban Relay at 100% against λ | Cortex Go's 38%. λ | Cortex Go's advantage is update cadence (every 3 months vs every 8 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.

λ | Cortex Go ships an update every 3 months, Urban Relay every 8 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | λ | Cortex Go | Urban Relay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cortex-go/id1460785740/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 28 MB | 88 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [adata ltd](https://appshunter.io/developer/372163703) | [Bellsure Supplies Ltd](https://appshunter.io/developer/1530727623) |

## What reviewers say

### 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


### Urban Relay

[App page](https://appshunter.io/ios/app/urban-relay/id1530727621)

Manage your parcel collection with ease using contactless technology. Access your designated parcel locker at your convenience. This app provides seamless integration with your Urban Relay system for efficient package retrieval.

**Highlights:** Contactless parcel collection, Access parcel lockers anytime, Integrated with Urban Relay system, Convenient package retrieval, Latest contactless technology

**In-app purchases:** none


## Frequently asked questions

### Is λ | Cortex Go free?

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

### Is Urban Relay free?

Urban Relay is free to download, with no in-app purchases.

### Do λ | Cortex Go or Urban Relay have ads?

Neither λ | Cortex Go nor Urban Relay shows ads.

### Which is updated more often, λ | Cortex Go or Urban Relay?

λ | Cortex Go ships an update every 3 months, and Urban Relay every 8 months. Most recently, λ | Cortex Go was updated on October 4, 2026 and Urban Relay on October 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.*