How to Build Your Own JustCall
Replace JustCall with a custom build. The 24/7 Revenue Communication Platform
Build Difficulty: 4/5
A few focused days to build a solid replacement
Estimated Timeline
Based on 100 features at Few Days difficulty, expect about 3-5 days with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 100 features
AI(25 features)
Boost agents' success rate with real-time AI-powered guidance and cues
Custom AI actions for automating specific business tasks
Smart, human-like receptionist to handle calls, book meetings, and route inquiries
AI-driven sales agent that qualifies leads and schedules meetings for your team
Answer inbound calls 24/7 and book meetings automatically with AI-powered agents that turn form fills into qualified sales leads in under 60 seconds
+20 more in this category
Voice(18 features)
Reliable answering service to manage calls around the clock without extra staffing
Automatically receive and distribute calls to the right agents
Build seamless voice and SMS workflows on a single platform
Redirect incoming calls for faster handling and resolution
Mask outbound calls with a custom phone number
+13 more in this category
Messaging(11 features)
Reach prospects and customers at scale with bulk messaging
Text multiple contacts in same conversation and collaborate to ensure everyone is on same page
Work together on customer emails with your team
Send MMS to all contacts and manage inbox while handling clients and customers
Compose message and let automation deliver at precise date and time
+6 more in this category
Integrations(7 features)
Make calls directly from browser without picking up phone using JustCall Chrome extension
Build automated calling and SMS workflows with CRM integrations
Automatically log calls and data to CRM systems
Support for integrating with third-party platforms
Native integration with Salesforce for computer telephony integration
+2 more in this category
Admin & Management(6 features)
Set up granular access controls and roles for team members
Track real-time availability of agents and allow status updates
Manage team by assigning phone numbers and analyzing call logs and recordings
Personalize business hours for each phone number and control after-hours call handling
Monitor and maintain health of phone numbers used for outreach
+1 more in this category
Outbound Sales(6 features)
Automatically dials numbers sequentially at a controllable pace, fast and error-free
Dynamic dialer that updates contact list in real-time and minimizes call abandonment
Reach customers with seamless outbound calling capabilities
Powerful dialing automation for high-volume outreach
Enhance contact rates with dialing automation software for high-volume calling
+1 more in this category
Reporting & Analytics(5 features)
Monitor real-time performance of agents with meaningful metrics
Get a 360 degree view of agent performance with detailed analytics
Track live call activity, calls/team/number analytics at a centralized place
Monitor important SMS metrics like delivery rates, open rates, and click-through rates
Access segregated data depicting activities of all team members in last 24 hours
Organization(4 features)
Seamlessly group and track conversations by outcomes with disposition codes
Add detailed notes to every call for future reference and context
Tag calls using specific keywords and phrases applicable to your business
Sort call logs or recordings by filtering them according to date and time
Cost Calculator
Keep Paying JustCall
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 100 features at easy complexity.