NuWatt vs MyPVOutput
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NuWatt
Monitor, understand, and optimize your solar energy system with real-time insights. Track production, battery status, and energy consumption. Receive smart alerts and manage multiple sites.
- Solar & Battery Monitoring
- Energy Usage & Consumption Tracking
- System Health & Performance Insights
- Smart Alerts & Notifications
- Installer & Multi-Site Management
- Cross-Brand Compatibility
- Weather-Aware Insights
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NuWatt | AI Energy Intelligence Monitor. Understand. Optimize your energy. NuWatt is an AI powered energy intelligence platform that connects solar, batteries, consumption, grid, weather, equipment, and smart devices in one place. Built for energy users and installers, NuWatt turns real time energy data into monitoring, forecasts, financial insights, predictive maintenance, and intelligent actions. Key Features Solar & Energy Monitoring Monitor any type of site, including residential, commercial, industrial, agricultural, and utility scale systems. Track solar production, consumption, batteries, grid activity, system health, energy flows, and historical performance in near real time. AI Energy Intelligence NuWatt’s AI core learns how your site operates, identifies abnormal behavior and energy losses, forecasts performance, and provides recommendations to improve energy usage and system efficiency. Financial & CO₂ Performance Understand the financial side of your energy system with estimated savings, revenue, energy value, losses, and performance reporting, alongside energy production, consumption, and estimated CO₂ impact. Equipment Intelligence Add equipment datasheets and technical specifications to create a deeper understanding of each site. NuWatt compares expected specifications with real time performance to identify gaps, compatibility considerations, and potential issues. Smart Devices & Energy Optimization Connect supported smart devices and give NuWatt a fuller understanding of how energy is used across your site. Our AI core helps recommend when connected devices should operate based on available energy, consumption patterns, forecasts, and site conditions. Predictive Maintenance & Smart Alerts Detect performance drops, abnormal behavior, battery conditions, equipment issues, and potential maintenance needs earlier through continuous system analysis and intelligent alerts. Real Time Installer Support & Ticketing Stay connected with your installer through integrated ticketing. Report issues, share system data, follow maintenance requests, and track progress directly from NuWatt. Installer Management Platform Installers can manage customers, sites, assets, alerts, tickets, maintenance, system health, performance, and business opportunities across their entire portfolio from one platform. Digital Twin & Post Installation Design Create a digital representation of installed systems to understand site configuration, document equipment, support post installation design, and compare compatibility between devices and components from different brands. Cross Brand Energy Platform Connect supported inverters, batteries, meters, and energy devices from different manufacturers into one unified platform instead of managing separate monitoring applications. Weather & Energy Forecasting Combine real time site data with weather and forecasting to understand expected solar production, energy availability, consumption patterns, and upcoming performance conditions. Built for the Future of Energy NuWatt is building the intelligent layer connecting energy systems, users, installers, smart devices, and eventually energy markets. Starting with monitoring and intelligence, NuWatt is evolving toward autonomous energy optimization, orchestration, and smarter participation in the future energy ecosystem.
MyPVOutput
Monitor your solar energy production and consumption with this PVOutput companion app. View live data, track daily, monthly, and yearly trends, and analyze system history with interactive charts. Supports multiple installations and offers Apple Watch integration.
- Live solar production and consumption monitoring
- Daily, monthly, and yearly analytics
- Interactive charts with overlays
- Support for multiple PV installations
- Apple Watch app and complications
- Home Screen and Lock Screen widgets
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See how much electricity your solar system produces and how much you use. MyPVOutput brings your PVOutput.org data to iPhone, iPad and Apple Watch. Check today's results, browse your history and compare production across days, months or years. Keep key figures on your Home Screen, Lock Screen or watch face. CHARTS AND HISTORY • Daily, monthly and yearly production • Consumption and temperature, where available in PVOutput • Interactive charts with a full-screen view • Comparisons between systems and time periods • Detailed results for individual days and months • Temperature in Celsius or Fahrenheit WIDGETS AND APPLE WATCH Check your figures on the Home Screen, Lock Screen or Apple Watch without opening the iPhone app. Watch face complications are also available. MULTIPLE SYSTEMS Add your PVOutput systems and compare their results. MyPVOutput supports systems that report production only, as well as those that also report consumption. PRO — ONE-TIME PURCHASE Pro includes full monthly and yearly analysis, multiple systems, advanced comparisons and long-term production and consumption history. OPTIONAL SUPPORT Supporter subscriptions let you contribute to the app's continued development. They are optional and do not unlock additional features. No ads. A free PVOutput.org account is required. The data available and how up to date it is depend on what your system sends to PVOutput. Requires iOS 15.6 or later. The Apple Watch app requires watchOS 8.7 or later; Watch widgets and complications require watchOS 9 or later. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mypvoutput.app/privacy.html
Screenshots
Verdict
The clearest difference is in-app purchases: NuWatt at none against MyPVOutput's 3. MyPVOutput's advantage is update cadence (every 3 days vs monthly) and device support (4 vs 2). On price, rating, review sentiment and ratings volume 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. MyPVOutput sells 3 in-app purchases, starting at $0.99 per month. NuWatt asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for NuWatt against 5.0 for MyPVOutput. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
NuWatt ships an update monthly, MyPVOutput every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | NuWatt | MyPVOutput |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 3 | 3 |
| Update frequency | Monthly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 16.1 | 15.6 — better |
| Further details — not scored | ||
| Size | 87 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | Ali Zein Aldine | Michal Henryk Mirski |
Customer experience
NuWatt
MyPVOutput
In-app purchases
NuWatt
No in-app purchases
MyPVOutput
- Support MyPVOutput$0.991 Month
- Support MyPVOutput$9.991 Year
- PRO$3.99









