SUNBEAMsystem vs NDS Energy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SUNBEAMsystem
Monitor your lithium battery's charge status, voltage, current, and temperature. Retrieve cycle count and capacity information for a comprehensive overview. The app automatically reconnects via Bluetooth.
- Real-time charge status
- Voltage and current monitoring
- Battery temperature display
- Cycle count retrieval
- Capacity loss information
- Automatic Bluetooth reconnection
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Please, get attention: This version isn't supported anymore, so please, migrate onto our Multi Connect application: https://apps.apple.com/us/app/sunbeamsystem-multi-connect/id1497362864. However, you could still use this version, if you don't want to get more functionality and supported hardware. SUNBEAMsystem Smart L I T H I U M is fully Plug & Play which means you can replace your old lead acid with out any hassles or need in extra equipment. The app gives you full control and overview of your charge status and other important parameters. App functionality: Main Screen is configurable and will show The state of Charge, Voltage, Charge and Discharge current, The used capacity in Ah, Projected time until full and empty, finally also the temperature inside the battery. You can retrieve cycle count as well as the calculated capacity. This is improves the second hand value as well as giving you immediate information regarding any capacity loss due to for example low temperature. Temperature is configurable (C/F) The Connection to the battery uses low consumption Bluetooth and after connection the app will try to stay connected to the battery in the background as long as you do not disconnect (by hitting the back button). This means you might move out of contact (leave your vessel) and then return and the app will reconnect automatically. The Bluetooth connection strength is shown in the upper right corner.
NDS Energy
Monitor and manage your N-BUS connected devices remotely. Control battery status, solar charging, and appliance consumption. Set up devices and update firmware directly from your smartphone.
- Monitor battery SoC and solar charging
- Control appliance consumption
- Turn devices on/off remotely
- Set up devices with a touch
- Update device firmware
- Manage N-BUS connected devices
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NDS App mobile lets you Control, Manage, Setup and Update all the N-BUS device connected to the network. Control: Batteries State of Charge (SoC), Solar panel charging status, Appliances consumption, you can now check all this with your mobile phone in one place. Management: You can turn on and off your devices while you don't need them. For example you can turn off your batteries while your RV is parked. Setup: Set all your devices up with a touch of a button directly from you smartphone. For example, based on your Leisure battery technology, you can set the proper charging curve for the Suncontrol2 solar regulator. Firmware update Keep all the device up to date. If you have a Bluetooth Master like the Tempra Lithium Battery you can update by yourself all your devices using your smartphone connected to the internet. What can you actually manage with NDS App mobile? All the new N-BUS devices, look for the N-BUS logo. For Example: • Tempra Lithium Battery • Suncontrol2 - MPPT Solar Regulator • Power Service PSB - DC-DC charger Previous models are not compatible or upgradable to the N-BUS system.
Screenshots
Verdict
The clearest difference is iOS requirement: SUNBEAMsystem at 11.0 against NDS Energy's 13.2. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.
| Parameter | SUNBEAMsystem | NDS Energy |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | — | 22.2% of reviews |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 13.2 |
| Further details — not scored | ||
| Size | 11 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | SUNBEAMsystem AB | DOMETIC MOBILE POWER ITALY S.r.l. |
Customer experience
SUNBEAMsystem
NDS Energy
In-app purchases
SUNBEAMsystem
No in-app purchases
NDS Energy
No in-app purchases









