8x8 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 3.6 for 8x8, and ranks ahead in 0% of the answers that name both.
Choose 8x8 if…
- You need ISO 27001 or ISO 27017 or ISO 27018 or SOC 3 or HIPAA (with Business Associate Agreements) or Cyber Essentials Plus or CSA Cyber Trust (Advocate level) coverage
- You prefer a larger, established vendor (1,001–5,000 employees)
- integrated platform combining voice, video, chat, and contact center tools
- feature-rich cloud business communications
Choose JustCall if…
- You want the brand AI engines rank higher (5.3 vs 3.6)
- AI answers describe it more positively (75% vs 12% positive)
- You need ISO 27001:2022 coverage
- Top pick for CRM-connected sales and support
AI visibility side by side
Latest weekly run · Nov 3
| Metric | 8x8 | JustCall |
|---|---|---|
| Visibility score | 3.6% | 5.3% |
| Change vs last week | up+0.8% | up+0.9% |
| Rank in Contact Center | #24 | #22 |
| Share of voice | 1.4% | 1.4% |
| Mentions this run | 9 | 9 |
| Positive in AI answers | 12% | 75% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
8x8 +0.8000000000000003pp · JustCall +0.8999999999999995pp over 1 weekly runs.
Engine by engine
JustCall leads on 2 of 3 engines
Head to head in AI answers
1 engine answers name both brands
| Prompt | Engine | 8x8 | JustCall |
|---|---|---|---|
| Compare the leading Contact Center platforms | Perplexity | #12 | #18 |
Features, pricing & fit
| Dimension | 8x8 | JustCall |
|---|---|---|
| Pricing model | — | Per seat |
| Entry price | — | $29 per seat / mo |
| Free plan | — | No · 14-day trial |
| Deployment | Cloud-based SaaS | Cloud |
| Integrations | — | 100+ |
| Compliance | ISO 27001, ISO 27017, ISO 27018, SOC 2 Type 2, SOC 3, HIPAA (with Business Associate Agreements), Cyber Essentials Plus, CSA Cyber Trust (Advocate level) | SOC 2 Type 2, ISO 27001:2022 |
| Support | — | Dedicated phone support line on Business and SalesPro plans, Dedicated success manager and personalized onboarding on SalesPro, Help Center knowledge base |
| Founded | 1987 | 2016 |
| Headquarters | Campbell, California | Palo Alto, California |
| Employees | 1,001–5,000 | 201–500 |
| Funding | Post-IPO equity raise | Series B · $59M raised |
| Best for | — | Sales and support teams that want phone, SMS and AI calling in one platform without adding headcount |
Plans side by side
8x8
Pricing not available.
JustCall
Pros and cons
Themes from the AI answers that mention each brand
8x8
- integrated platform combining voice, video, chat, and contact center tools
- feature-rich cloud business communications
- strong for global calling
- suited to UCaaS consolidation
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, “8x8 vs JustCall”, https://slateindex.ai/compare/8x8-vs-justcall, data of Nov 3, 2026. Licence: CC BY 4.0.