# c vs PurpleTracker

The clearest difference is iOS requirement: c at 12.0 against PurpleTracker's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

c ships an update every 2 months, PurpleTracker every 4 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | c | PurpleTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/c-max-updater/id1594296171/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 31 MB | 79 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MaxLite](https://appshunter.io/developer/571000784) | [HUIZHOU REDBOX ELECTRONICS CO,.LTD](https://appshunter.io/developer/1693036399) |

## What reviewers say

### c

[App page](https://appshunter.io/ios/app/c-max-updater/id1594296171)

This utility app enables over-the-air firmware updates for c-Max Network Control devices. It supports updating various components like sensors, network nodes, powerpacks, and wall switches.

**Highlights:** Over-the-air firmware updates, Supports c-Max Network Control devices, Updates sensors, Updates network nodes, Updates powerpacks, Updates wall switches

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

**In-app purchases:** none


### PurpleTracker

[App page](https://appshunter.io/ios/app/purpletracker/id6737763216)

**In-app purchases:** none


## Frequently asked questions

### Is c free?

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

### Is PurpleTracker free?

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

### Do c or PurpleTracker have ads?

Neither c nor PurpleTracker shows ads.

### Which is updated more often, c or PurpleTracker?

c ships an update every 2 months, and PurpleTracker every 4 months. Most recently, c was updated on October 7, 2026 and PurpleTracker 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.*