Use Case

AI-Driven CRM for iMessage-Based Sales Outreach

Built a subscription CRM platform using Retool enabling sales teams to run personalized iMessage campaigns with AI auto responses, achieving 3× higher open rates.

Case Study

Replyblue

Industry

Platform

Retool

Type

CRM

Demo Business Outcome Challenges Solution Technology Stack Feedback

Business Outcomes

The CRM enabled users to run authentic outreach campaigns that felt personal and timely.

With iMessage integration, users saw a 3× increase in open rates compared to Twilio-based tools.

AI auto-responses reduced manual workload by 60%, and plan-based throttling ensured system stability and compliance.

The platform now supports dozens of recurring subscribers with consistent performance and measurable sales outcomes.

Client Intro

Challenges

Traditional SMS outreach tools had low engagement and trust from recipients

Need for human-like, conversational messaging using iMessage with real US phone numbers

Supporting a subscription-based model with secure access control

Separating internal administration from customer-facing functionality

Ensuring scalability for multiple users and outreach campaigns

Solution

We built a subscription-based CRM platform using Retool that enables sales and marketing teams to run intelligent outreach campaigns through iMessage. The system was architected as two connected applications—an internal admin board and a public-facing user dashboard—ensuring secure management, scalability, and a seamless experience for subscribed users.

iMessage-based outreach using real US phone numbers

Subscription-enabled CRM for sales and marketing teams

Separate internal admin panel and customer-facing dashboard

Scalable architecture to support multi-user campaigns

Improved engagement through human-like conversations

Technology Stack

Frontend: Retool (Admin and External Apps)

Backend: Custom API server for iMessage communication

Payments: Stripe & PayPal integrations

Automation: Retool Workflow Automation

Hosting: Deployed scalable backend server for real-time message delivery

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