# CathexisCarbon vs Trace By Tested

The clearest difference is in-app purchases: CathexisCarbon at none against Trace By Tested's 6. Trace By Tested's advantage is update cadence (every 3 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Trace By Tested sells 6 in-app purchases, starting at $0.99 per month. CathexisCarbon asks for nothing beyond the download.

CathexisCarbon ships an update every 2 months, Trace By Tested every 3 weeks. The most recent releases landed on October 20, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | CathexisCarbon | Trace By Tested |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/cathexiscarbon/id1531927334/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 249 MB | 31 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Cathexis Technologies](https://appshunter.io/developer/555311177) | [Nathan Kilaris](https://appshunter.io/developer/1879708988) |

## What reviewers say

### CathexisCarbon

[App page](https://appshunter.io/ios/app/cathexiscarbon/id1531927334)

This application serves as a client for managing video surveillance systems. It offers a comprehensive interface to control and monitor various sites remotely. Designed for business environments, it ensures efficient video management.

**Highlights:** Video management interface, Site control, Remote monitoring, Enterprise 4 connectivity, Vision 2022+ connectivity

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Trace By Tested

[App page](https://appshunter.io/ios/app/trace-by-tested/id6759601851)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phone Device Single Subscription | $0.99 | per month |
| Mobile Phone Family Plan | $3.00 | per month |
| Logbook Subscription Add-on | $3.00 | per month |
| Starter Subscription | $6.00 | per month |
| Professional | $15.00 | per month |
| Business | $22.00 | per month |


## Frequently asked questions

### Is CathexisCarbon free?

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

### Is Trace By Tested free?

Trace By Tested is free to download, with in-app purchases available.

### Do CathexisCarbon or Trace By Tested have ads?

Neither CathexisCarbon nor Trace By Tested shows ads.

### Which is updated more often, CathexisCarbon or Trace By Tested?

CathexisCarbon ships an update every 2 months, and Trace By Tested every 3 weeks. Most recently, CathexisCarbon was updated on October 20, 2026 and Trace By Tested on October 28, 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.*