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CASE STUDIES
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SalesTech
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Mandala
Turning a raw idea into a live, self-serve lead magnet that lets prospects try AI-powered cold calls on their own

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CLIENT
Mandala
Visit site
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TIMELINE
24 hours
From idea to live lead magnet in 24 hours
SimCall.ai had an idea: let sales teams experience AI-powered cold calls in a realistic, low-friction way - and use that experience as a lead magnet. We built a persona-driven AI voice agent and the entire self-serve application in 24 hours, enabling prospects to simulate cold calls and get feedback on the spot.
Validate fast with a real experience
Need to validate market interest quickly with something prospects could try themselves
Short timeframe and limited engineering bandwidth for a full product build
Requirement for natural, real-time voice conversations that feel like real cold calls
How can we boost ad performance and reduce wasted spend without adding more work for the team?
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SOLUTIONS
A 24-hour AI cold-call simulator
Ran a 24-hour build sprint from idea to live MVP
Built a real-time voice AI agent that uses personas to simulate different types of prospects
Designed feedback logic to highlight strengths, objections handling, and improvement areas
Wrapped it in a simple web app that captures leads and lets visitors try the product instantly
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RESULTS
Self-serve demo that sells
Turned a raw idea into a live, self-serve lead magnet in a single day
Gave SimCall.ai a compelling way for prospects to “feel” the product without a sales call
Created a foundation that can evolve into a full training platform for outbound teams
24h
From idea to shipped product
Self-Serve
Lead magnet for validation
Foundation
Scalable foundation for future development
The AI agent they built saved our team hours every week and improved our response time. It feels like we hired a new team member who never sleeps!

Windi Kulina
CMO of Bima

