Comparison

Xiaoxiang BMS vs Cummins EC AGS+

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

Head to head
About

Xiaoxiang BMS

Monitor and manage your Bluetooth-enabled battery management systems (BMS) for Li-Ion and LiFePo4 packs. Track cell voltage, capacity, current, and temperature. Switch battery outputs on/off and configure settings remotely.

Highlights
  • Monitor cell voltage, capacity, current, and temperature
  • Switch battery output on/off
  • Calibrate cell voltage and current
  • Configure balancer and BMS capacity
  • Change Bluetooth advertised name
  • Unlock hardware protected BMS (firmware v20+)
  • Set PIN code for BMS access
Features
Read full description

With Xiaoxiang / jiabaida BMS Smart BMS you can build simple Li-Ion or LiFePo4 battery packs. For camping, car, solar or e-bikes. iOS app for Xiaoxiang / jiabaida BMS (JBD-SP15S001 / JBD-SP05S002) allows you to monitor voltage of the cells, total capacity, charging/discharging current and alarms temperatures on your iPhone or Apple Watch. Additionally you can switch the battery (charging and discharging ports) off. Note: I'm not manufacturer of this BMS. If you have questions or want to buy one, contact one of the manufacturers: https://www.lithiumbatterypcb.com/ App Features: - change bluetooth advertised name - for BMS firmware > v20: unlock hardware protected bms - Notifications support on iPhone and Apple Watch - saving / restoring BMS configs - set PIN code for BMS and config access (only iOS) - calibrate cells voltage and charging / discharging current - show basic data on Apple Watch - simple logging of max voltage, current and power - enable and configure Balancer - change BMS capacity setting - switch the battery output on/off - monitor temperature, cell voltages, current, power and temperature - monitor BMS alarms - Supported Languages: English, German, Polish, Chinese, French, Spain For missing features or problems using the app submit an Issue on GitHub: https://github.com/smagicld/xiaoxiangBMS/issues

About

Cummins EC AGS+

Remotely monitor and manage your RV generator with automatic start capabilities. Set custom triggers like temperature, monitor multiple zones, and receive instant alerts for maintenance. Requires an EC-AGS+ device for full functionality.

Highlights
  • Automatic generator start triggers
  • Multi-zone temperature monitoring
  • Customizable quiet hours
  • Maintenance and diagnostic alerts
  • Real-time generator performance data
  • Remote software updates
  • Password protection
Features
Read full description

The Energy Command Auto Gen Start (AGS+) allows you to remotely monitor and manage your RV generator and set up automatic generator starting, all from your mobile device. With an easy-to-use and friendly mobile interface, it sends notifications and gives you access to your generator. Note: This app requires an EC-AGS+ device installed in your RV to work. Among the features included: • Set automatic generator start triggers such as temperature (to turn on air conditioning) • Continuously monitor temperature in up to three rooms or zones within the RV • Program your own "quiet time" hours and battery charging preferences • Receive instant notifications regarding maintenance & diagnostic alerts • Access real-time generator performance data • Update the EC-AGs+ software without the need for a technician • Password protect EC-AGs+ to prevent unauthorized access • Grant temporary access to technicians for troubleshooting purposes • And more..

Screenshots

Xiaoxiang BMS4 screens
Cummins EC AGS+4 screens

Verdict

The call

The clearest difference is review sentiment: Xiaoxiang BMS at 55% against Cummins EC AGS+'s 0%. Xiaoxiang BMS also leads on rating (3.6 vs 1.9) and update cadence (every 4 weeks vs every 24 months). Cummins EC AGS+'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, ratings volume and device support 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. Xiaoxiang BMS sells 1 one-off in-app purchase. Cummins EC AGS+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Xiaoxiang BMS holds the better App Store score, 3.6 against 1.9. Both are backed by a comparable volume of ratings — 67 and 27 respectively. Written reviews point the same way: 55% of Xiaoxiang BMS's written reviews are positive against 0% of Cummins EC AGS+'s.

UpkeepUpdate frequency

Xiaoxiang BMS ships an update every 4 weeks, Cummins EC AGS+ every 24 months. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

Scorecard7 real differences · 3 level
Xiaoxiang BMS versus Cummins EC AGS+: the parameters behind the verdict, then further details
ParameterXiaoxiang BMSCummins EC AGS+
PriceFreeFree
Rating3.6 (67 ratings) — better1.9 (27 ratings)
Positive reviews54.9% of reviews — better0.0% of reviews
Number of ratings67 — better27
Update frequencyEvery 4 weeks — betterEvery 24 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size13 MB17 MB
Age rating4+4+
Developere77code GmbHCummins Inc.

Customer experience

Xiaoxiang BMS

All ratings67 ratings
Positive61.2%
Neutral10.4%
Negative28.4%
Written reviews133 reviews
Positive54.9%
Neutral10.5%
Negative34.6%

Cummins EC AGS+

All ratings24 ratings
Positive16.7%
Neutral12.5%
Negative70.8%
Written reviews16 reviews
Positive0.0%
Neutral18.8%
Negative81.3%

In-app purchases

1 purchases

Xiaoxiang BMS

One-time1
  • Pro Version$7.99
None

Cummins EC AGS+

No in-app purchases

Questions

Is Xiaoxiang BMS free?
Xiaoxiang BMS is free to download, with in-app purchases available.
Is Cummins EC AGS+ free?
Cummins EC AGS+ is free to download, with no in-app purchases.
Which has better reviews, Xiaoxiang BMS or Cummins EC AGS+?
Xiaoxiang BMS is rated higher. Xiaoxiang BMS averages 3.6 out of 5 from 67 ratings, while Cummins EC AGS+ averages 1.9 from 27 ratings.
Do Xiaoxiang BMS or Cummins EC AGS+ have ads?
Xiaoxiang BMS shows ads; Cummins EC AGS+ does not.
Which is updated more often, Xiaoxiang BMS or Cummins EC AGS+?
Xiaoxiang BMS ships an update every 4 weeks, and Cummins EC AGS+ every 24 months. Most recently, Xiaoxiang BMS was updated on October 26, 2026 and Cummins EC AGS+ on October 21, 2026.

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