NMBM vs Sunsynk Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NMBM
This utility app allows registered customers of the Nelson Mandela Bay Municipality to manage their accounts, purchase prepaid electricity, and report incidents. Residents can also submit feedback on development plans and request statements.
- Pre-paid electricity purchases
- Account payments
- Balance enquiries
- Meter readings
- Report incidents
- IDP input
- Statement requests
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Nelson Mandela Bay Municipality - citizen self help application developed by Compumade (Pty) Ltd. This application offers a convenient easy to use platform for registered NMBM IVR customers. To register contact 041 506 5555 to speak to an agent who will provide you with the necessary forms and information. The current features that are available are: -Pre-paid electricity purchases -Account payments -Balance enquiries -Meter readings (allows clients to enter their own accurate readings) -Statement requests -Signup -Pin reset -Report incidents (Assist NMBM by identifying incidents around the metro) -IDP input (Integrated Development Plan - Residents are able to submit comments that will assist in the future development and improvement program) -Customer survey -Housing -Report fraud and crime If you encounter any errors, please contact NMBM on 041 506 5555 and an agent will assist you.
Sunsynk Connect
Monitor and control your solar inverter system remotely from anywhere. View real-time energy generation, battery status, and grid/load statistics. Adjust inverter settings, share system access with installers, and receive event alerts.
- Real-time system monitoring
- Remote inverter settings control
- Plant connection sharing
- Octopus Agile integration (UK)
- Detailed reporting and export
- Event and alert notifications
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Sunsynk Logger App has been developed to help you get the most out of your Sunsynk inverter. It has been specially tailored for the customers and installers. Using the Sunsynk Logger app with your Sunsynk inverter gives you complete remote control of your system from anywhere in the world! Real-time Monitoring – The Sunsynk Logger App lets you monitor multiple stats such as energy generation, battery status, grid, and load statistics. Change Settings Remotely - You can control all settings on the inverter from your mobile phone or PC without having to visit the inverter in person. Sharing Plant Connection - Customers can share their connection with their installer, permanently or temporarily. If they need help with any settings or configuration on their system, or if the installer needs to run any diagnostic checks, there is no need to visit site. The customer can share their plant connection and the installer can run any diagnostics / make any configuration changes from their own account. Octopus Agile Intergration - UK users can use the Live Price feature, using this you can look at the live prices provided by Octopus Energy and amend your charge and discharge prices with those figures in mind. Reporting – Users can generate detailed reports and export them to a PDF file. You can generate reports an that day, week, month, and year, or you can create custom reports. Events / Alerts – The Sunsynk Logger app will notify you if there are any events such as any warnings or faults or if there is any sudden loss in power.
Screenshots
Verdict
The clearest difference is rating: Sunsynk Connect at 2.1 against NMBM's 1.0. Sunsynk Connect also leads on review sentiment (20% vs 5%) and ratings volume (17 vs 4). 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.
Sunsynk Connect holds the better App Store score, 2.1 against 1.0. Both are backed by a comparable volume of ratings — 4 and 17 respectively. Written reviews point the same way: 5% of NMBM's written reviews are positive against 20% of Sunsynk Connect's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on July 1, 2026 and September 17, 2026 respectively.
| Parameter | NMBM | Sunsynk Connect |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (4 ratings) | 2.1 (17 ratings) — better |
| Positive reviews | 5.3% of reviews | 19.7% of reviews — better |
| Number of ratings | 4 | 17 — better |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 32 MB | 50 MB |
| Age rating | 17+ | 4+ |
| Developer | Compumade | SUNSYNK LIMITED |
Customer experience
NMBM
Sunsynk Connect
In-app purchases
NMBM
No in-app purchases
Sunsynk Connect
No in-app purchases









