# Comfort Sync® Thermostat vs MOONRAYS

The clearest difference is rating: Comfort Sync® Thermostat at 4.7 against MOONRAYS's 1.1. Comfort Sync® Thermostat also leads on ratings volume (1.9K vs 10) and review sentiment (22% vs 0%). MOONRAYS's advantage is iOS requirement (13.0 vs 15.0). 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.

Comfort Sync® Thermostat holds the better App Store score, 4.7 against 1.1. That said, the two scores are not equally well evidenced: Comfort Sync® Thermostat has 1.9K ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 22% of Comfort Sync® Thermostat's written reviews are positive against 0% of MOONRAYS's.

Comfort Sync® Thermostat ships an update every 3 months, MOONRAYS every 6 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Comfort Sync® Thermostat | MOONRAYS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.9K ratings)](https://appshunter.io/ios/app/comfort-sync-thermostat/id1513559837/reviews)** | [1.1 (10 ratings)](https://appshunter.io/ios/app/moonrays/id1630878477/reviews) |
| Number of ratings | **1.9K** | 10 |
| Positive reviews | **21.6% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 116 MB | 197 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Allied Air Enterprises inc.](https://appshunter.io/developer/618048457) | [Fusion Products Ltd](https://appshunter.io/developer/1630878479) |

## What reviewers say

### Comfort Sync® Thermostat

[App page](https://appshunter.io/ios/app/comfort-sync-thermostat/id1513559837)

Control your home's HVAC system remotely with this app, designed to work with the Comfort Sync A3 thermostat. It offers intelligent features like automatic temperature adjustments based on your location and air quality monitoring for allergy relief.

**Highlights:** Remote temperature adjustment, Thermostat schedule editing, Location-based energy saving (Away Sync™), True Temp™ for perceived comfort, Air quality and pollen monitoring (Allergy Sync™), Predictive system alerts

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Allows control of variable speed systems
- 🚀 Maintains set temperature well
- 🚀 Quickly heats when set temp is raised
- 🔒 10-year warranty

**What reviewers complain about**

- 🐛 Cumbersome and not intuitive interface
- 🐛 Constantly turning on and off, causing noise
- 🐛 App doesn't update properly
- 🐛 App randomly changes temperature settings
- 🐛 Significantly over-engineered, doesn't work well

**Reported bugs**

- App can't log in or sync with system
- Lack of reliable customer support

**Requested features**

- Show percentage of current fan speed
- Ability to set hourly temperature schedules
- Integration with Apple HomeKit
- More control over fan operation


### MOONRAYS

[App page](https://appshunter.io/ios/app/moonrays/id1630878477)

Control smart lights remotely via a mobile app. Adjust white hues, brightness, and colors. Supports music synchronization, custom scenes, scheduling, and voice commands with Google Home or Alexa.

**Highlights:** Mobile app control, Adjustable white hues and brightness, Customizable light colors, Music synchronization, Scene creation and scheduling, Voice control integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Comfort Sync® Thermostat free?

Comfort Sync® Thermostat is free to download, with no in-app purchases.

### Is MOONRAYS free?

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

### Which has better reviews, Comfort Sync® Thermostat or MOONRAYS?

Comfort Sync® Thermostat is rated higher. Comfort Sync® Thermostat averages 4.7 out of 5 from 1.9K ratings, while MOONRAYS averages 1.1 from 10 ratings.

### Do Comfort Sync® Thermostat or MOONRAYS have ads?

Neither Comfort Sync® Thermostat nor MOONRAYS shows ads.

### Which is updated more often, Comfort Sync® Thermostat or MOONRAYS?

Comfort Sync® Thermostat ships an update every 3 months, and MOONRAYS every 6 months. Most recently, Comfort Sync® Thermostat was updated on October 22, 2026 and MOONRAYS on October 24, 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.*