CallidusOS™ vs Semble
How we compare to Semble.
A UK private-medical EHR aimed at private GPs, consultants and specialist clinics.
Semble (formerly Heydoc) is a strong private-medical EHR. It's clinical-records-first and is widely used by private GPs and specialist clinics. CallidusOS™ takes a broader operating-system approach: EHR is one of ten modules alongside booking, leads, marketing, finance, governance, stock, staff and clinical AI tools.
Feature comparison
Side-by-side
Drawn from publicly available information at the date below. We list capabilities we couldn't verify as “not advertised” rather than “missing”.
| Feature | CallidusOS™ | Semble |
|---|---|---|
| UK-built and UK-headquartered | ||
| UK data residency (no US transfer) | ||
| Multiple clinical verticals | ||
| CQC-aligned governance built in | ||
| Built-in lead CRM | ||
| Built-in marketing & SMS campaigns | ||
| AI clinical dictation & summaries | ||
| AI facial mapping | ||
| Intelligent stock & pharmacy ordering | ||
| Open API and Zapier | ||
| Includes a clinic website service | ||
| Transparent published pricing | ||
| 14-day free trial, no card |
Where CallidusOS™ shines
- Full clinic operating system, not just an EHR
- Aesthetics-grade tooling including facial mapping and injection tracking
- Calia AI for dictation, summaries, campaigns and stock
- Built-in marketing, leads CRM and clinic website service
- Multi-vertical: aesthetics today, medical, dental, manual therapy and domiciliary care on the roadmap
Where Semble shines
- Mature private-medical EHR with strong clinical workflow
- Established in the private GP and specialist market
- Solid integrations with private medical insurers and labs
Semble might be a better fit if
- You are a pure private GP or specialist clinic and EHR depth is your top priority
- You already integrate Semble with private medical insurance billing flows
- You don't need aesthetics-specific tooling like facial mapping or injection tracking
We try to be straight about this. The right software is the software that fits your clinic. If Sembleis a better fit, we'd rather you choose them than churn off us in six months.
See it for yourself.
Start a 14-day trial, no card needed. Or book a 20-minute demo and we'll show you exactly how CallidusOS™ would run your clinic.