# λ | Cortex Go vs Doris CCTV

The clearest difference is update cadence: Doris CCTV at daily against λ | Cortex Go's every 3 months. 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.

λ | Cortex Go ships an update every 3 months, Doris CCTV daily. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | λ | Cortex Go | Doris CCTV |
| --- | --- | --- |
| 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 | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free | — |
| Size | 28 MB | 16 MB |
| Requires iOS | **9.0** | 10.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [adata ltd](https://appshunter.io/developer/372163703) | [Doris CCTV LTD](https://appshunter.io/developer/1589265641) |

## 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


### Doris CCTV

[App page](https://appshunter.io/ios/app/doris-cctv/id1589265639)

**Features:** macOS Compatibility

**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 Doris CCTV free?

Doris CCTV is free to download, with no in-app purchases.

### Do λ | Cortex Go or Doris CCTV have ads?

Neither λ | Cortex Go nor Doris CCTV shows ads.

### Which is updated more often, λ | Cortex Go or Doris CCTV?

λ | Cortex Go ships an update every 3 months, and Doris CCTV daily. Most recently, λ | Cortex Go was updated on October 4, 2026 and Doris CCTV on October 7, 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.*