# c vs SmartLoop Firmware Utility

c and SmartLoop Firmware Utility are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, SmartLoop Firmware Utility every 5 months. The most recent releases landed on September 12, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | c | SmartLoop Firmware Utility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/c-max/id1551897463/reviews)** | — |
| Number of ratings | **20** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 21 MB | 30 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MaxLite](https://appshunter.io/developer/571000784) | [Keystone Technologies, LLC](https://appshunter.io/developer/1460952182) |

## What reviewers say

### c

[App page](https://appshunter.io/ios/app/c-max/id1551897463)

This application simplifies the installation and commissioning of lighting controls for indoor and outdoor spaces. It enables energy savings, enhances occupancy comfort, and ensures code compliance with an easy-to-use, scalable solution.

**Highlights:** Luminaire Level Lighting Controls (LLLC), Easy field installation of sensors and network nodes, Commissioning without a gateway or internet, Energy saving features, Scalable and affordable solution, Plug and play interface

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartLoop Firmware Utility

[App page](https://appshunter.io/ios/app/smartloop-firmware-utility/id1612165093)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is c free?

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

### Is SmartLoop Firmware Utility free?

SmartLoop Firmware Utility is free to download, with no in-app purchases.

### Do c or SmartLoop Firmware Utility have ads?

Neither c nor SmartLoop Firmware Utility shows ads.

### Which is updated more often, c or SmartLoop Firmware Utility?

c ships an update every 2 months, and SmartLoop Firmware Utility every 5 months. Most recently, c was updated on September 12, 2026 and SmartLoop Firmware Utility on September 23, 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.*