TL;DR: JustCall is the best business phone system for sales and support teams that live inside a CRM and want AI call scoring, sentiment analysis and agent assist built into the calling product rather than sold as a separate contact-centre tool. Its AI depth and 100+ integrations are a genuine edge, though a two-seat minimum and add-on numbers and AI credits push the true entry cost above the headline seat price. App Score: 7.9/10.
How we scored JustCall
Weighted against our business phone systems rubric. Sub-scores out of 10; weight in brackets.
Our independent score, from our own weighted rubric and verified pricing, kept separate from any sponsorship. Our methodology.
| Starting price | From $29/user/mo (annual) |
| Monthly billing | ~$39/user/mo |
| Plans | Essentials $29 / Team $49 / Pro $89 / Business custom |
| Unlimited calling | Metered + unlimited add-ons |
| International | Add-on |
| Key features | AI call scoring & agent assist; bulk SMS campaigns; sales dialler |
| Reliability & support | Email, chat & phone support |
| Integrations | Salesforce, HubSpot, Pipedrive, Zoho, helpdesks |
| Best for | CRM-driven sales & SMS-heavy teams |
| Free trial | 14-day |
JustCall, built by SaaS Labs, is an AI-first cloud phone and SMS platform aimed at sales and support teams. It pairs calling, texting and dialers with an AI Communication Suite – call scoring, sentiment analysis, real-time agent assist and an AI Voice Agent – and plugs into more than 100 CRMs and helpdesks so every conversation is logged where reps already work.
Key Features of JustCall
- Cloud calling & SMS: voice and business texting across 70+ countries.
- Sales dialers: auto, power and predictive dialers for outbound teams.
- AI Communication Suite: call scoring, sentiment analysis and real-time agent assist.
- AI Voice Agent: an autonomous voice agent in 14 languages, billed separately.
- 100+ integrations: native HubSpot, Salesforce, Zoho and Pipedrive sync.
- Analytics & automation: dashboards and workflow automation for call operations.
Who JustCall Is Best For
JustCall suits outbound sales and support teams that run on a CRM and want AI coaching baked into calling, not bolted on. Very small teams should note the two-seat minimum, and buyers who only need a simple business line will find OpenPhone or Grasshopper simpler and cheaper.
Pros and Cons
Pros
- Strong AI feature depth at mid-tier pricing
- Over 100 native CRM and helpdesk integrations
- Fast onboarding with a genuine 14-day free trial
Cons
- Two-seat minimum inflates the true entry cost
- Phone numbers, SMS bundles and the AI Voice Agent cost extra
- SSO and enterprise SLA gated behind a 10-seat Business plan
Verdict
JustCall is a compelling, AI-heavy choice for CRM-driven sales and support teams, and one of the strongest funded challengers in this category. Watch the add-on costs when you price it. See how it compares in our best business phone systems guide.
Comparing your options? See how JustCall lines up against the rest of the field in our best RingCentral alternatives roundup.
Related guides
Compare more in our cluster: Best Business Phone Systems for Small Business and Cheapest VoIP Services.
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