# ARB Compressor Connect vs Hcalory

The clearest difference is rating: Hcalory at 4.2 against ARB Compressor Connect's 2.4. Hcalory also leads on update cadence (every 4 weeks vs every 15 months) and review sentiment (67% vs 40%). On price, ratings volume, 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.

Hcalory holds the better App Store score, 4.2 against 2.4. Both are backed by a comparable volume of ratings — 7 and 10 respectively. Written reviews point the same way: 40% of ARB Compressor Connect's written reviews are positive against 67% of Hcalory's.

ARB Compressor Connect ships an update every 15 months, Hcalory every 4 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ARB Compressor Connect | Hcalory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (7 ratings)](https://appshunter.io/ios/app/arb-compressor-connect/id1482583793/reviews) | **[4.2 (10 ratings)](https://appshunter.io/ios/app/hcalory/id6484163464/reviews)** |
| Number of ratings | 7 | **10** |
| Positive reviews | 40.0% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 44 MB | 24 MB |
| Requires iOS | 14.0 | **13.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ARB Corporation Limited](https://appshunter.io/developer/504458050) | [HONG KONG TING HUI LIMITED](https://appshunter.io/developer/1740490084) |

## What reviewers say

### ARB Compressor Connect

[App page](https://appshunter.io/ios/app/arb-compressor-connect/id1482583793)

Control and monitor ARB air compressors with this app. Features include tire inflation/deflation to a set pressure, monitoring vehicle voltage, and adjusting air suspension. Customize presets and system settings for optimal performance.

**Highlights:** Control tire inflation/deflation, Monitor tire pressure, Adjust air suspension pressure, Monitor vehicle voltage, Program custom pressure presets, Set system pressure limits, Select pressure units (kPa, PSI, bar)

**In-app purchases:** none


### Hcalory

[App page](https://appshunter.io/ios/app/hcalory/id6484163464)

Control your air heater remotely with this app. Monitor parameters, adjust temperature and gears, set schedules, and activate modes like plateau and ventilation. Designed for specific supported heater models.

**Highlights:** Remote heater control, Parameter monitoring, Temperature and gear adjustment, Plateau mode activation, Ventilation control, Scheduling functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is ARB Compressor Connect free?

ARB Compressor Connect is free to download, with no in-app purchases.

### Is Hcalory free?

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

### Which has better reviews, ARB Compressor Connect or Hcalory?

Hcalory is rated higher. ARB Compressor Connect averages 2.4 out of 5 from 7 ratings, while Hcalory averages 4.2 from 10 ratings.

### Do ARB Compressor Connect or Hcalory have ads?

Neither ARB Compressor Connect nor Hcalory shows ads.

### Which is updated more often, ARB Compressor Connect or Hcalory?

ARB Compressor Connect ships an update every 15 months, and Hcalory every 4 weeks. Most recently, ARB Compressor Connect was updated on October 6, 2026 and Hcalory on October 16, 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.*