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Energy · head to head

AVEVA PI System vs Fronius SOLARWEB

AVEVA PI System logo

AVEVA PI System

Energy

Industrial data infrastructure for real-time insights

From
On request
Rated
-
Full reviewWebsite
Fronius SOLARWEB logo

Fronius SOLARWEB

Energy

Solar inverter monitoring and analytics platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Fronius SOLARWEB has a free tier, so it costs nothing to try first.
  • Each has a real cost: AVEVA PI System pricing is not published and comes through an account representative; Fronius SOLARWEB only works optimally with Fronius hardware; monitoring of third-party inverters is not supported
  • They diverge on capability: AVEVA PI System covers Real-time data collection, Fronius SOLARWEB covers Real-time monitoring.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AVEVA PI System and Fronius SOLARWEB actually diverge.

Attributes where AVEVA PI System and Fronius SOLARWEB differ
AttributeAVEVA PI SystemFronius SOLARWEB
Starting priceOn requestFree
Pricing modelone-timeUnknown
Free tierNoYes
PlatformsDesktop, Web, Mobile, ApiWeb, iOS, Android
Founded19671945

Identical on both: 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 AVEVA PI System

  • Real-time data collection
  • Time-series data storage
  • Asset framework
  • Visualization
  • Analytics
  • Event management
  • Notifications
  • Data integration

Only in Fronius SOLARWEB

  • Real-time monitoring
  • Performance analytics
  • System optimization
  • Alert notifications
  • Mobile app
  • SSL encryption
  • Cloud deployment
  • Web support

What people use each for

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

AVEVA PI System

  • Industrial data collection and storage for oil, gas, and chemical processingnot Fronius SOLARWEB
  • Real-time operational data visualization and HMI dashboardsnot Fronius SOLARWEB
  • Supply chain and asset performance monitoring across sitesnot Fronius SOLARWEB
  • Compliance and audit trail management for regulated industriesnot Fronius SOLARWEB
  • Integration with SCADA systems and manufacturing executionnot Fronius SOLARWEB

Fronius SOLARWEB

  • System monitoringnot AVEVA PI System
  • Performance trackingnot AVEVA PI System

Where each one falls short

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

AVEVA PI System

  • Pricing is not published and comes through an account representative
  • The vendor is moving to a subscription commercial model, so perpetual licence expectations no longer hold
  • Made up of several separately named components, including PI Server, PI Vision, Edge Data Store and the adapters and connectors needed per data source

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

AVEVA PI System

On request
  • Data Archive$undefined/license
    • Time-series data storage
    • High-speed data collection
    • Data compression
  • Operations$undefined/license
    • PI Vision dashboards
    • AF analytics
    • Event frames
  • Enterprise$undefined/license
    • PI Integrator
    • Cloud connectivity
    • Advanced analytics

Fronius SOLARWEB

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

Which should you pick?

Choose AVEVA PI System if

  • You need real-time data collection.
  • You work on Desktop, Web, Mobile, Api.
  • You also want time-series data storage.
AVEVA PI System review

Choose Fronius SOLARWEB if

  • You need real-time monitoring.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want performance analytics.
Fronius SOLARWEB review

Questions people ask

Is AVEVA PI System or Fronius SOLARWEB better?
Neither clearly leads. AVEVA PI System starts at On request and Fronius SOLARWEB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AVEVA PI System or Fronius SOLARWEB?
Fronius SOLARWEB has a free tier; the other does not. Paid plans start at On request for AVEVA PI System and Free for Fronius SOLARWEB.
Does AVEVA PI System or Fronius SOLARWEB run on more platforms?
AVEVA PI System runs on Desktop, Web, Mobile, Api. Fronius SOLARWEB runs on Web, iOS, Android.
Can I use Fronius SOLARWEB for free?
Yes. Fronius SOLARWEB has a free tier, so you can try it without paying. AVEVA PI System starts at On request.
What is AVEVA PI System best used for?
AVEVA PI System is most often used for industrial data collection and storage for oil, gas, and chemical processing, real-time operational data visualization and hmi dashboards, supply chain and asset performance monitoring across sites, compliance and audit trail management for regulated industries. Of those, industrial data collection and storage for oil, gas, and chemical processing and real-time operational data visualization and hmi dashboards are not what Fronius SOLARWEB is typically brought in for.
What can AVEVA PI System do that Fronius SOLARWEB cannot?
AVEVA PI System covers Real-time data collection, Time-series data storage, Asset framework, Visualization. Fronius SOLARWEB covers Real-time monitoring, Performance analytics, System optimization, Alert notifications.

Answered from the vendors’ own pages

AVEVA PI System: What is AVEVA PI System pricing?

AVEVA does not list PI System pricing on its website. AVEVA markets industrial software through enterprise sales channels with custom quotes.

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
AVEVA PI System: Does AVEVA offer a Flex Subscription Program?

AVEVA mentions Flex Subscription Program on its site for flexible product access, but pricing and terms are not published publicly.

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
AVEVA PI System: Is AVEVA PI System available in the cloud?

AVEVA offers cloud options for its products, but per-seat or usage-based pricing for cloud deployments is not disclosed on the vendor website.

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
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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