Software · head to head
Stem Athena vs Fluence Energy Management
Fluence Energy Management
Software
Battery energy storage system software and services
- From
- On request
- Rated
- -
The short version
- Each has a real cost: Stem Athena stem's site names the product PowerTrack Optimizer, formerly Athena, so the Athena name is retired; Fluence Energy Management no price, licensing model, subscription term or contract detail is published anywhere on the site; the only route is a contact page
- They diverge on capability: Stem Athena covers AI optimization, Fluence Energy Management covers Battery management.
Where they differ
Only the attributes on which Stem Athena and Fluence Energy Management actually diverge.
| Attribute | Stem Athena | Fluence Energy Management |
|---|---|---|
| Pricing model | subscription | quote |
| Platforms | Web, Mobile, Api | Web, Mobile |
| Founded | 2009 | 2016 |
Identical on both: starting price (On request), free tier (No), user rating (Not yet rated), category (Unknown).
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 Stem Athena
- AI optimization
- Energy storage management
- Demand charge reduction
- Grid services
- Solar integration
- Weather forecasting
- Tesla
- Enphase
Only in Fluence Energy Management
- Battery management
- Grid services optimization
- Integration management
- SSL encryption
- Web support
- Mobile support
- English language support
Both cover
- Performance analytics
- Remote monitoring
- Cloud deployment
What people use each for
The jobs each tool is most often brought in to do.
Stem Athena
- Optimising dispatch and market participation of battery energy storagenot Fluence Energy Management
- Monitoring and reporting on solar and storage asset performancenot Fluence Energy Management
- Remote diagnostics across renewable generation fleetsnot Fluence Energy Management
Fluence Energy Management
- Automated market bidding for battery energy storage with Mosaicnot Stem Athena
- Asset performance management for renewable generation fleets with Nisperanot Stem Athena
- Operating grid scale energy storage systemsnot Stem Athena
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Stem Athena
- Stem's site names the product PowerTrack Optimizer, formerly Athena, so the Athena name is retired
- No price, subscription fee or contract term is published anywhere on the site
- The optimizer is one component of the wider PowerTrack suite alongside separate EMS, SCADA, Power Plant Controller and Logger products rather than a standalone licence
- Design, procurement, commissioning and operation are sold as managed services separate from the software
Fluence Energy Management
- No price, licensing model, subscription term or contract detail is published anywhere on the site; the only route is a contact page
- Bidding and asset performance management are separate products, Mosaic and Nispera, rather than one platform licence
Pricing, plan by plan
Stem Athena
On request- Commercial$undefined/custom
- Energy storage optimization
- Demand charge management
- Rate optimization
- Utility$undefined/custom
- Grid services
- VPP management
- Frequency regulation
- Enterprise$undefined/custom
- Fleet management
- Portfolio optimization
- Custom integrations
Fluence Energy Management
On requestNo published plan breakdown. See the Fluence Energy Management review.
Which should you pick?
Choose Stem Athena if
- You need ai optimization.
- You work on Web, Mobile, Api.
- You also want energy storage management.
Choose Fluence Energy Management if
- You need battery management.
- You work on Web, Mobile.
- You also want grid services optimization.
Questions people ask
- Is Stem Athena or Fluence Energy Management better?
- Neither clearly leads. Stem Athena starts at On request and Fluence Energy Management at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Stem Athena or Fluence Energy Management?
- Stem Athena starts at On request and Fluence Energy Management at On request.
- Does Stem Athena or Fluence Energy Management run on more platforms?
- Stem Athena runs on Web, Mobile, Api. Fluence Energy Management runs on Web, Mobile.
- What is Stem Athena best used for?
- Stem Athena is most often used for optimising dispatch and market participation of battery energy storage, monitoring and reporting on solar and storage asset performance, remote diagnostics across renewable generation fleets. Of those, optimising dispatch and market participation of battery energy storage and monitoring and reporting on solar and storage asset performance are not what Fluence Energy Management is typically brought in for.
- What can Stem Athena do that Fluence Energy Management cannot?
- Stem Athena covers AI optimization, Energy storage management, Demand charge reduction, Grid services. Fluence Energy Management covers Battery management, Grid services optimization, Integration management, SSL encryption. Both handle Performance analytics, Remote monitoring, Cloud deployment.