# c vs ASD SMART

The clearest difference is review sentiment: c at 75% against ASD SMART's 0%. c also leads on rating (4.8 vs 3.5) and update cadence (every 2 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.

c holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: c has 20 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 75% of c's written reviews are positive against 0% of ASD SMART's.

c ships an update every 2 months, ASD SMART every 8 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | c | ASD SMART |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (20 ratings)](https://appshunter.io/ios/app/c-max/id1551897463/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/asd-smart/id1625023028/reviews) |
| Number of ratings | **20** | 2 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Free | Free |
| Size | 21 MB | 197 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MaxLite](https://appshunter.io/developer/571000784) | [ASD Lighting Corp](https://appshunter.io/developer/1625023030) |

## 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


### ASD SMART

[App page](https://appshunter.io/ios/app/asd-smart/id1625023028)

Control smart lighting fixtures from your smartphone. Adjust brightness, color temperature, and RGB backlight to suit your mood or activity. Group multiple lights for easy management.

**Highlights:** Adjust brightness, Set color temperature, Control RGB backlight, Group fixtures, Name lighting groups

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is c free?

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

### Is ASD SMART free?

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

### Which has better reviews, c or ASD SMART?

c is rated higher. c averages 4.8 out of 5 from 20 ratings, while ASD SMART averages 3.5 from 2 ratings.

### Do c or ASD SMART have ads?

Neither c nor ASD SMART shows ads.

### Which is updated more often, c or ASD SMART?

c ships an update every 2 months, and ASD SMART every 8 months. Most recently, c was updated on October 1, 2026 and ASD SMART on September 30, 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.*