Karbon vs Spherely
Karbon vs Spherely, compared side by side on 11 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: Karbon is on 63/100 and Spherely on 10/100.
Where each one leads
Karbon
- our overall score: 63/100 against 10/100
- agent readiness: 64/100 against 46/100
Spherely
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Karbon | Spherely |
|---|---|---|
| What it is | Workstream collaboration platform for accounting firms to manage workflows and client work. | CRM for energy efficiency professionals, automating lead capture and follow-ups for CEE and MaPrimeRénov. |
| Category | Vertical SaaS, LegalTech, Accounting Software, Workflow Automation | Vertical SaaS, Energy Efficiency, CRM, MarTech |
| Sells toBusiness model | B2B | B2B |
| Offering | Software | Software |
| Founded | 2014 | 2026 |
| Headquarters | Melbourne, Australia | Paris, France |
| Status | Active | Active |
Size, funding and growth
| Measure | Karbon | Spherely |
|---|---|---|
| Employees | 415 | Not published |
| Headcount growthLast 12 months | +19.4% | Not published |
| Total funding | $53.0M | Not published |
| Latest round | Series B | Not published |
| LinkedIn followers | 65,081 | Not published |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Karbon | Spherely |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 63/100 | 10/100 |
| Traction | 59/100 | Not published |
| Team | 70/100 | Not published |
| Search visibility | 33/100 | 9/100 |
| Quality | 68/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | C (64/100) | D (46/100) |
| Domain ratingLink authority, 0-100 | 75/100 | Not published |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Karbon | Spherely |
|---|---|---|
| Hosting | Netlify | OVH |
| CDN | Netlify | Not detected |
| Frameworks | Not detected | Tailwind CSS |
Karbon vs Spherely: common questions
Which is better, Karbon or Spherely?
On our 0-100 score Karbon rates higher (63/100 against 10/100). 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 11 data points above: read the rows that match what you are buying for.
How do Karbon and Spherely compare on the numbers?
Karbon leads on our overall score (63/100 against 10/100), agent readiness (64/100 against 46/100).
Read the full Karbon review and pricing or the Spherely review and pricing. You can also browse other Karbon alternatives we track.