SUNBEAMsystem vs Mastercharge
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
Read full descriptionHide full description
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.
Mastercharge
Read full descriptionHide full description
Mastercharge App is the application dedicated to the Mastercharge charging station that allows you to monitor, the main charging parameters (voltage, current, time, energy and cost) of your vehicle. The application allows you to set or modify from your device certain parameters such as the maximum current to the vehicle and the cost of energy. It is also possible to keep track of the history of the charges made in order to have a complete overview of charging habits. Main functions: MONITORING: Displays your vehicle charge in real time. CUSTOMISED SETTINGS: Modify some charging parameters directly from your device (maximum current to the vehicle, energy cost). CHARGE HISTORY: Keep track of your recharges over time to get a complete overview of your charging habits.
Screenshots
Verdict
The clearest difference is iOS requirement: SUNBEAMsystem at 11.0 against Mastercharge's 14.0. 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 June 1, 2026 and September 7, 2026 respectively.
| Parameter | SUNBEAMsystem | Mastercharge |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 11 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | SUNBEAMsystem AB | Telwin Spa |
In-app purchases
SUNBEAMsystem
No in-app purchases
Mastercharge
No in-app purchases









