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Energy · head to head

Enphase Enlighten vs Fronius SOLARWEB

E

Enphase Enlighten

Energy

Microinverter monitoring and management platform

From
Free
Rated
-
Full reviewWebsite
Fronius SOLARWEB logo

Fronius SOLARWEB

Energy

Solar inverter monitoring and analytics platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Enphase Enlighten only works with Enphase microinverter systems, not compatible with other solar equipment; Fronius SOLARWEB only works optimally with Fronius hardware; monitoring of third-party inverters is not supported
  • They diverge on capability: Enphase Enlighten covers Per-module performance, Fronius SOLARWEB covers Performance analytics.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Enphase Enlighten and Fronius SOLARWEB actually diverge.

Attributes where Enphase Enlighten and Fronius SOLARWEB differ
AttributeEnphase EnlightenFronius SOLARWEB
Founded20061945

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), platforms (Web, iOS, Android), user rating (Not yet rated), category (Energy).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Enphase Enlighten

  • Per-module performance
  • API access
  • SunPower
  • Tesla
  • Api support

Only in Fronius SOLARWEB

  • Performance analytics
  • System optimization
  • German language support
  • French language support

Both cover

  • Real-time monitoring
  • Alert notifications
  • Mobile app
  • SSL encryption
  • Cloud deployment
  • Web support
  • Mobile support
  • English language support
  • Spanish language support

What people use each for

The jobs each tool is most often brought in to do.

Enphase Enlighten

  • System monitoring
  • Performance optimizationnot Fronius SOLARWEB

Fronius SOLARWEB

  • System monitoring
  • Performance trackingnot Enphase Enlighten

Both are used for system monitoring, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Enphase Enlighten

  • Only works with Enphase microinverter systems, not compatible with other solar equipment
  • Requires 10-year paid subscription after initial free period for core monitoring
  • Cloud-based system requiring internet connection for real-time data access

Fronius SOLARWEB

  • Only works optimally with Fronius hardware; monitoring of third-party inverters is not supported
  • Advanced historical analytics and forecasting features require paid premium subscription
  • Requires stable internet connectivity and cloud connection for all functionality
  • String-level diagnostics require onsite inspection to identify which panel within a string is failing

Pricing, plan by plan

Enphase Enlighten

Free

No published plan breakdown. See the Enphase Enlighten review.

Fronius SOLARWEB

Free
  • BasicFree
    • Real-time energy monitoring
    • Daily/monthly/yearly production charts
    • Battery storage monitoring

Which should you pick?

Choose Enphase Enlighten if

  • You need per-module performance.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want api access.
Enphase Enlighten review

Choose Fronius SOLARWEB if

  • You need performance analytics.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want system optimization.
Fronius SOLARWEB review

Questions people ask

Is Enphase Enlighten or Fronius SOLARWEB better?
Neither clearly leads. Enphase Enlighten starts at Free and Fronius SOLARWEB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Enphase Enlighten or Fronius SOLARWEB?
Enphase Enlighten starts at Free and Fronius SOLARWEB at Free.
Does Enphase Enlighten or Fronius SOLARWEB run on more platforms?
Both run on Web, iOS, Android, so platform support will not decide this one for you.
Can I use Enphase Enlighten for free?
Both have a free tier, so you can try either at no cost before committing.
What is Enphase Enlighten best used for?
Enphase Enlighten is most often used for system monitoring, performance optimization. Of those, performance optimization is not what Fronius SOLARWEB is typically brought in for.
What can Enphase Enlighten do that Fronius SOLARWEB cannot?
Enphase Enlighten covers Per-module performance, API access, SunPower, Tesla. Fronius SOLARWEB covers Performance analytics, System optimization, German language support, French language support. Both handle Real-time monitoring, Alert notifications, Mobile app, SSL encryption.

Answered from the vendors’ own pages

Enphase Enlighten: Is Enphase Enlighten free to use?

The standard Enlighten app comes included with any Enphase microinverter system at no extra charge for the first 10 years from installation, after which it costs $49/year minimum.

Source
Fronius SOLARWEB: Does Fronius Solar.web work offline?

No, Fronius Solar.web requires stable internet connectivity as it is a cloud-based monitoring platform.

Source
Enphase Enlighten: What is the cost for Enlighten Manager premium upgrade?

Enlighten Manager upgrade costs $9.99/month with month-to-month cancellation, or a one-time lifetime subscription is available through the Enphase store.

Source
Fronius SOLARWEB: What is the cost of Fronius Solar.web?

The basic version is completely free for registered Fronius hardware users. A premium subscription is available for advanced analytics and forecasting features, though specific pricing is not disclosed on the website.

Source
Enphase Enlighten: What data does Enlighten monitor?

Enlighten pulls data from IQ Microinverters, the IQ Gateway, IQ Batteries, and Enphase EV chargers into a single monitoring view, showing near real-time panel-by-panel performance data.

Source
Fronius SOLARWEB: What Fronius products work with Solar.web?

Solar.web monitors Fronius inverters, smart meters, battery storage systems, and EV charging products. Advanced features like energy optimization require compatible GEN24/Verto inverters.

Source
Enphase Enlighten: Does Enlighten send alerts for system issues?

Yes, Enlighten continuously monitors system performance and highlights deviations, with customers able to choose to receive alerts upon certain conditions.

Source
Fronius SOLARWEB: Does Fronius Solar.web have a mobile app?

Yes, Solar.web offers native iOS and Android mobile applications for real-time monitoring.

Source
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