# Renogy BT vs Hcalory

The clearest difference is review sentiment: Hcalory at 67% against Renogy BT's 13%. Hcalory also leads on rating (4.3 vs 1.9). Renogy BT's advantage is ratings volume (187 vs 11) and iOS requirement (11.0 vs 13.6). 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.

Hcalory holds the better App Store score, 4.3 against 1.9. That said, the two scores are not equally well evidenced: Renogy BT has 187 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 13% of Renogy BT's written reviews are positive against 67% of Hcalory's.

Renogy BT ships an update monthly, Hcalory every 4 weeks. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Renogy BT | Hcalory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (187 ratings)](https://appshunter.io/ios/app/renogy-bt/id1251320287/reviews) | **[4.3 (11 ratings)](https://appshunter.io/ios/app/hcalory/id6484163464/reviews)** |
| Number of ratings | **187** | 11 |
| Positive reviews | 12.6% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 21 MB | 24 MB |
| Requires iOS | **11.0** | 13.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RNG International Inc.](https://appshunter.io/developer/1304938736) | [HONG KONG TING HUI LIMITED](https://appshunter.io/developer/1740490084) |

## What reviewers say

### Renogy BT

[App page](https://appshunter.io/ios/app/renogy-bt/id1251320287)

Manage and monitor your solar power system directly from your smartphone. View real-time data, adjust settings, and track daily performance for your solar charge controller.

**Highlights:** Monitor solar panel voltage, current, and watts, Monitor battery voltage, temperature, and charging amperage, Control controller's load terminal, Adjust charge controller charging parameters, Set timer on load terminals, Record daily system data

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 📊 Useful data and metrics
- 🔌 Bluetooth connectivity
- 💻 Decent user interface

**What reviewers complain about**

- 🐛 Frequent crashes and disconnections
- 🔒 Password issues and lack of customization
- 📉 Inaccurate data and graphs
- 🔧 Poor app stability and reliability
- 📚 Lack of documentation and instructions

**Reported bugs**

- App crashes when connecting to device
- Incorrect or missing data in charts and graphs
- Password reset functionality not working
- Bluetooth connection issues and frequent disconnects
- Inability to change battery type and settings

**Requested features**

- Improved historical data tracking and charting
- Support for multiple devices and battery banks
- Customizable settings and user profiles
- Notifications and alerts for critical system events
- Export/import functionality for data backup and sharing


### 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 Renogy BT free?

Renogy BT 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, Renogy BT or Hcalory?

Hcalory is rated higher. Renogy BT averages 1.9 out of 5 from 187 ratings, while Hcalory averages 4.3 from 11 ratings.

### Do Renogy BT or Hcalory have ads?

Neither Renogy BT nor Hcalory shows ads.

### Which is updated more often, Renogy BT or Hcalory?

Renogy BT ships an update monthly, and Hcalory every 4 weeks. Most recently, Renogy BT was updated on October 29, 2026 and Hcalory 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.*