Grennex vs Voltfang
Grennex vs Voltfang, compared side by side on 10 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Grennex is on 8/100 and Voltfang on 41/100.
Where each one leads
Grennex
Leads on none of the measures we hold for both companies.
Voltfang
- our overall score: 41/100 against 8/100
- agent readiness: 50/100 against 21/100
At a glance
| Measure | Grennex | Voltfang |
|---|---|---|
| What it is | Grennex is a platform that helps businesses manage and optimize their energy consumption through smart technology. | Senken Sie Ihre Betriebskosten sofort: Startklare Energielösungen mit Batteriespeichern & Trading. Von Planung bis Netzanschluss alles aus einer Hand. Jetzt Erträge maximieren!" |
| Category | Energy Management, Climate Tech, Sustainability, IoT | EV Charging, Energy Tech, Climate Tech, AI-Driven Grid Balancing |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | Not published | 2022 |
| Headquarters | Not published | Berlin, Germany |
| Status | Active | Active |
Size, funding and growth
| Measure | Grennex | Voltfang |
|---|---|---|
| Total funding | Not published | $15.0M |
| Latest round | Not published | Series B |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Grennex | Voltfang |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 8/100 | 41/100 |
| Traction | Not published | 36/100 |
| Team | Not published | 70/100 |
| Search visibility | 11/100 | 4/100 |
| Quality | Not published | 40/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (21/100) | D (50/100) |
| Domain ratingLink authority, 0-100 | Not published | 45/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Grennex | Voltfang |
|---|---|---|
| Hosting | Vercel | Self Managed |
| CDN | Vercel | Not detected |
| CMS | Not detected | WordPress |
| Frameworks | Not detected | Jquery |
| Analytics | Not detected | Hotjar, Linkedin Insight |
| Support stack | Not detected | HubSpot |
| Open source | No | Yes |
Grennex vs Voltfang: common questions
Which is better, Grennex or Voltfang?
On our 0-100 score Voltfang rates higher (41/100 against 8/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 10 data points above: read the rows that match what you are buying for.
How do Grennex and Voltfang compare on the numbers?
Voltfang leads on our overall score (41/100 against 8/100), agent readiness (50/100 against 21/100).
Read the full Grennex review and pricing or the Voltfang review and pricing. You can also browse other Grennex alternatives we track.