Comparison

Renogy BT vs Hcalory

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Renogy BT

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
Read full description

APP for solar charge controller operation in smart PV power system. It's for solar charge controller working parameter setting and reading. All data can be displayed in a diagram. Meet the Renogy BT. a convenient way to manage and monitor your solar power system all in the palm of your hand. The Recongy BT app is compatible for use with our Rover Charge Controllers. With this app, you'll be able to: -monitor your solar panel voltage, current, and watts -monitor your battery voltage, temperature, and charging amperage -turn your controller's load terminal on/off -monitor load voltage,current,and wattage -adjust charge controller charging parameters(Boost,Float,and Equalization) -set a timer on load terminals -record the systems' daily data(battery voltage, watts charged, power generated) And much more!

About

Hcalory

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
Read full description

Our Hcalory air heater app provides a smarter remote control solution for air heater users (The supported heater models are: F1-S, L1-S, L2-S, W1-S, W2-S, TB1, TB2, TC1SE). You can see all the parameter info on your phone, switch temperature/gears, start plateau mode, start ventilation, switch temperature settings, schedule time, etc. We will continue to collect user suggestions to improve the user experience of our products.

Screenshots

Renogy BT4 screens
Hcalory4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard4 real differences · 6 level
Renogy BT versus Hcalory: the parameters behind the verdict, then further details
ParameterRenogy BTHcalory
PriceFreeFree
Rating1.9 (187 ratings)4.3 (11 ratings) — better
Positive reviews12.6% of reviews66.7% of reviews — better
Number of ratings187 — better11
Update frequencyMonthlyEvery 4 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better13.6
Further details — not scored
Size21 MB24 MB
Age rating4+4+
DeveloperRNG International Inc.HONG KONG TING HUI LIMITED

Customer experience

Renogy BT

All ratings181 ratings
Positive15.5%
Neutral9.4%
Negative75.1%
Written reviews143 reviews
Positive12.6%
Neutral8.4%
Negative79.0%

Hcalory

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews12 reviews
Positive66.7%
Neutral16.7%
Negative16.7%

Bugs and requests

Renogy BT

Reported bugs

5 issues
  • 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

5 requests
  • 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

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Renogy BT

No in-app purchases

None

Hcalory

No in-app purchases

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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