SolarGo vs NEPViewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SolarGo
Configure GOODWE inverters, charging piles, and other devices. Connect via Wi-Fi or Bluetooth to adjust device parameters. This tool aids installation personnel in setting up various devices.
- Configure GOODWE inverters
- Configure charging piles
- Wi-Fi/Bluetooth connectivity
- Device parameter configuration
- Assists installation personnel
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SolarGo APP is a configuration tool for GOODWE inverters, charging piles, and other devices. The SolarGo APP can connect to devices via Wi-Fi/Bluetooth, allowing the configuration of device parameters. It assists installation personnel in completing the installation of inverters, charging piles, and other devices when necessary.
NEPViewer
Monitor your BDM micro inverter system in real-time. Track system output and energy harvest, or view installed systems and their performance. Requires registration on the NEPViewer website.
- Real-time system monitoring
- Track energy harvest
- View installed systems
- Check system performance
- Multi-language support
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NEPViewer provides real-time monitoring for BDM micro inverter systems from Northern Electric & Power Inc. (NEP) - End user can easily check on system output and energy harvest - Installer can check a list of systems installed and performance A username and password from https://www.nepviewer.com is required. User of this APP needs to register on the NEPViewer website first. NEPViewer supports multiple languages including English, Spanish, German, French, Portuguese, Polish, Japanese and Chinese.
Screenshots
Verdict
The clearest difference is rating: SolarGo at 3.3 against NEPViewer's 2.7. On price, review sentiment, ratings volume and update cadence 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.
SolarGo holds the better App Store score, 3.3 against 2.7. Both are backed by a comparable volume of ratings — 7 and 3 respectively. Written reviews complicate that: 10% of SolarGo's written reviews are positive against 14% of NEPViewer's, so the app with the better star average is not the one people write more warmly about.
SolarGo ships an update fortnightly, NEPViewer every 3 weeks. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.
| Parameter | SolarGo | NEPViewer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (7 ratings) — better | 2.7 (3 ratings) |
| Positive reviews | 10.0% of reviews | 14.3% of reviews — better |
| Number of ratings | 7 — better | 3 |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 131 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | GoodWe Technologies Co., Ltd. | Northern Electric & Power Inc |
Customer experience
SolarGo
NEPViewer
User reviews
SolarGo
From 7 App Store ratingsWhat we love
- ✅ Intuitive interface for installers
- ⚡ Real-time data updates every 1-2 seconds
- 🔧 Straightforward configuration once setup is complete
- 📱 Works via Bluetooth and WiFi connectivity
- 🎯 Displays inverter data clearly when functioning
Room to improve
- 🐛 Frequent crashes and freezes
- 📊 Data display shows zeros or incorrect values
- 🔌 Unreliable device discovery and connection
- ⏱️ Slow refresh rates and poor real-time updates
- 🌐 Remote access functionality broken
NEPViewer
From 3 App Store ratingsWhat we love
- 👍 Intuitive and easy to use (some users)
- ✨ Modern look and feel (some users)
- ✅ App does what it's supposed to (sometimes)
Room to improve
- 🐛 Frequent crashes and closing
- ❌ Login and password reset issues
- 📉 Inaccurate or delayed data
- 🚫 Loss of important features (panel view, daily graphs)
- 🖥️ Poor iPad/landscape support
Bugs and requests
SolarGo
Reported bugs
18 issues- App crashes on startup for some users
- Login authentication failures after updates
- Device not found on WiFi network
- Data shows all zeros except battery capacity
- Incorrect energy flow calculations and display
Show 13 moreShow fewer
- Battery temperature data missing from display
- Home consumption readings showing zero
- Solar generation values frozen or incorrect
- App freezes when selecting safety codes
- Incompatibility with iOS 18 and newer iPhones
- ECO mode profiles disappearing after updates
- Unable to connect via home WiFi (local AP only)
- Energy flow diagram not displaying
- Values rounding to whole numbers instead of decimals
- Poor network error messages despite good connectivity
- App not recognizing solar WiFi network
- Slow performance on newer iOS versions
- Data not syncing between app and inverter settings
Requested features
14 requests- LAN connection support via IP address input
- Firmware update capability display and management
- Combined TOU and delayed charging modes
- Charge level limiting in TOU mode
- Push notifications for system failures
Show 9 moreShow fewer
- Monthly and historical data analytics
- Automatic data refresh without logout/login
- Pull-to-refresh functionality
- Remote monitoring with real-time updates
- Excess solar charging (PV surplus) functionality
- Dark mode option
- Better German translation and localization
- Temperature display on main power management screen
- Device memory/reconnection to last used inverter
NEPViewer
Reported bugs
12 issues- App closes immediately on launch/login
- Blank error box when resetting password
- App offline frequently
- Inaccurate wattage readings
- Cannot connect to all inverters
Show 7 moreShow fewer
- Serial number error during inverter pairing
- Display issues on iPad (white screen, cut-off content)
- App crashes after iOS updates
- Network anomaly errors
- Login issues after updates
- Data not refreshing or delayed
- App requires daily reinstallation to view data
Requested features
7 requests- Restore panel performance view
- Restore daily/hourly graphs and curves
- Improve iPad/landscape mode support
- Better customer support
- Option to stay logged in
Show 2 moreShow fewer
- More accurate real-time data
- Improve scaling of axes in graphs
In-app purchases
SolarGo
No in-app purchases
NEPViewer
No in-app purchases
