PVstats Pro vs Tagaeff Solar Forecaster
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PVstats Pro
Monitor your photovoltaic system's performance directly from your device. View real-time PV power, consumption, battery status, and grid feed-in/draw. Supports Siri voice commands and home screen widgets.
- Real-time PV performance monitoring
- Battery storage status
- Grid feed-in and draw tracking
- Home and lock screen widgets
- Siri voice control
- MQTT and Fronius Gen24 API support
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Alle wichtigen Werte der Photovoltaik-Anlage via MQTT oder mit Fronius Gen24 Wechselrichter jederzeit direkt einsehbar – auch als Widget im Home- oder Lockscreen. Angezeigt werden aktuelle PV-Leistung, Verbrauch, Status Batteriespeicher sowie Netzeinspeisung und -bezug. NEU: Siri-Sprachsteuerung – einfach „Hey Siri, PVstats Status" fragen. Auch als Shortcut-Automation nutzbar! Die App ruft die Daten via Fronius Gen24 Solar API oder MQTT ab. Andere Schnittstellen bzw. Geräte werden aktuell nicht unterstützt. Die MQTT-Pfade können individuell in den Einstellungen konfiguriert werden. Für den Zugriff aus dem Internet wird ein VPN empfohlen - oder via MyFritz!/DynDNS. Bei Fragen oder Problemen bitte direkt an mich wenden – einfach kurze Mail oder BlueSky. Bitte NICHT Fronius kontaktieren.
Tagaeff Solar Forecaster
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Tagaeff Solar Forecaster is a practical app for estimating solar panel energy production, checking panel direction, and planning solar payback. The app uses weather forecast data, cloudiness, sunrise, sunset, station location, nominal panel power, and panel age to estimate expected PV output. SOLAR ENERGY FORECAST View solar production estimates with: • Hourly-style power forecast • Daily kWh estimate • Sunrise-to-sunset calculation • Cloudiness adjustment • Custom station settings PANEL DIRECTION & TILT Use guided tools to estimate a suitable panel-facing direction and tilt angle. The app can help compare possible directions for more effective all-day solar production. SOLAR FINANCE Estimate the financial side of your solar setup with: • Energy-to-money calculation • Payback estimate • Cashflow view • Price per kWh settings • Currency support CUSTOM SETTINGS Configure your solar station: • Location • Nominal panel power • Panel age • Efficiency • Energy price • Currency • 12/24 hour time format WHO THIS APP IS FOR Tagaeff Solar Forecaster is designed for: • Home solar panel owners • DIY solar users • Small PV systems • Balcony solar setups • Portable solar panels • Off-grid energy planning • Users comparing panel directions • Users estimating daily solar production before installation IMPORTANT NOTE Solar production depends on many real-world factors, including panel type, shading, installation angle, inverter efficiency, temperature, dust, wiring, and local weather. Tagaeff Solar Forecaster provides planning estimates only and is not a professional engineering or financial guarantee. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tagaev.xyz/solar-pp.html Support: info@tagaev.xyz
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Verdict
The clearest difference is in-app purchases: PVstats Pro at none against Tagaeff Solar Forecaster's 2. Tagaeff Solar Forecaster's advantage is update cadence (every 8 days vs every 2 months). On price, ads, device support and iOS requirement 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. Tagaeff Solar Forecaster sells 2 in-app purchases, starting at $3.99 per month. PVstats Pro asks for nothing beyond the download.
PVstats Pro ships an update every 2 months, Tagaeff Solar Forecaster every 8 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | PVstats Pro | Tagaeff Solar Forecaster |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 2 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 10 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Stoger | Marsel Tagaev |
In-app purchases
PVstats Pro
No in-app purchases
Tagaeff Solar Forecaster
- Solar Forecast Pro Annual$3.991 Month
- Solar Forecast PRO$29.991 Year
Questions
Is PVstats Pro free?
Is Tagaeff Solar Forecaster free?
Do PVstats Pro or Tagaeff Solar Forecaster have ads?
Which is updated more often, PVstats Pro or Tagaeff Solar Forecaster?
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