FreePBX vs JustCall
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
JustCall is the stronger AI pick in Contact Center: it has a visibility score of 5.3 versus 0 for FreePBX.
Choose FreePBX if…
No clear advantage in the published data.
Choose JustCall if…
- You want the brand AI engines rank higher (5.3 vs 0)
- You need SOC 2 Type 2 or ISO 27001:2022 coverage
- Top pick for CRM-connected sales and support
- Free 14-day trial without credit card
AI visibility side by side
Latest weekly run · Nov 3
| Metric | FreePBX | JustCall |
|---|---|---|
| Visibility score | 0% | 5.3% |
| Change vs last week | no change0% | up+0.9% |
| Rank in Contact Center | #42 | #22 |
| Share of voice | 0% | 1.4% |
| Mentions this run | 0 | 9 |
| Positive in AI answers | — | 75% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
FreePBX 0pp · JustCall +0.8999999999999995pp over 1 weekly runs.
Engine by engine
JustCall leads on 3 of 3 engines
Head to head in AI answers
0 engine answers name both brands
Features, pricing & fit
| Dimension | FreePBX | JustCall |
|---|---|---|
| Pricing model | — | Per seat |
| Entry price | — | $29 per seat / mo |
| Free plan | — | No · 14-day trial |
| Deployment | Self-hosted software, cloud images, and Sangoma-certified appliances | Cloud |
| Integrations | — | 100+ |
| Compliance | — | SOC 2 Type 2, ISO 27001:2022 |
| Support | Community forum | Dedicated phone support line on Business and SalesPro plans, Dedicated success manager and personalized onboarding on SalesPro, Help Center knowledge base |
| Founded | 2004 | 2016 |
| Headquarters | 100 Renfrew Dr, Markham, Ontario, Canada | Palo Alto, California |
| Employees | — | 201–500 |
| Funding | — | Series B · $59M raised |
| Best for | Cloud PBX providers, VoIP providers, and contact center software vendors, based on G2 review data | Sales and support teams that want phone, SMS and AI calling in one platform without adding headcount |
Plans side by side
FreePBX
Pricing not available.
JustCall
Pros and cons
Themes from the AI answers that mention each brand
FreePBX
Profile in progress.
JustCall
- Top pick for CRM-connected sales and support
- Free 14-day trial without credit card
- Flexible, lightweight integration
- Favored by fast-moving sales and support teams
- Centralizes business phone, SMS, and AI call coaching
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “FreePBX vs JustCall”, https://slateindex.ai/compare/freepbx-vs-justcall, data of Nov 3, 2026. Licence: CC BY 4.0.