---
title: How We Built a Church App in 10 Days Using AI
description: Discover how Optiblack rapidly developed FaithReach, an AI-driven app for church growth, in just 10 days using innovative tools and a fast-paced approach.
image: https://optiblack.com/hubfs/Vishal%20Rewari%20-%20Product%20Analytics%20-%20Optiblack%20PR%20(1).png
---

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[Case Studies](https://optiblack.com/insights/tag/case-studies) Apr 24, 2026, 4:48:33 PM · 2 min read

# How We Built a Church App in 10 Days Using AI

Nandini Sharma

Optiblack

![](https://optiblack.com/hubfs/Vishal%20Rewari%20-%20Product%20Analytics%20-%20Optiblack%20PR%20(1).png)

At Optiblack, we don’t believe in overbuilding.

We believe in **building fast, validating faster, and iterating based on real usage**.

Recently, we worked on an early version of **FaithReach** — an AI-powered app designed for church growth, spiritual habits, and evangelism.

Instead of a traditional build cycle, we shipped the first version in **just 10 days** using:

- **Figma AI** for design
- **Cursor** for development

 

# The Idea

FaithReach is built as:

An AI-powered system to help individuals grow in faith and help churches scale engagement

It combines:

- Prayer & habit tracking
- Bible reading & devotionals
- Church attendance flows
- Sermon insights
- AI-powered evangelism

# Our Approach

We kept it simple:

**Design fast → Build fast → Test in market**

## 1. Figma AI for Design

We used Figma AI to:

- Generate UI flows quickly
- Maintain a consistent design system
- Build key journeys like onboarding, prayer, and Bible modules

No pixel-perfect obsession — just **clean, usable design**.

## 2. Cursor for Development

With Cursor, we:

- Converted designs to code rapidly
- Built full flows without heavy setup
- Focused on functionality over perfection

# What We Shipped in 10 Days

The first build included:

- Onboarding & authentication
- Prayer Journal
- Bible & devotional module
- Growth tracking
- Church attendance
- Evangelism toolkit
- Basic AI assistant

👉 Not polished  
👉 But fully usable

# Why This Works for MVPs

This approach helps us:

- **Move fast** — days, not months
- **Reduce cost** — minimal upfront investment
- **Validate early** — real user feedback
- **Iterate quickly** — continuous improvements

# The Trade-offs

Of course, there are trade-offs:

- Not production-grade code
- Some UX gaps
- Limited scalability initially

But for an MVP, that’s acceptable.

# The Optiblack Way

For early-stage products, we optimize for one thing:

**Speed of learning \> Perfection**

Once the concept is validated, we:

- Refine UX
- Improve architecture
- Scale the product properly

# Final Thought

- AI tools like Figma AI and Cursor are not just productivity hacks.
- They’re **execution accelerators** — especially in the 0 → 1 phase.
- And for FaithReach, they helped us go from idea to product in **10 days**.
- If you’re building an MVP and want to move fast — this approach works.

Nandini Sharma

[#Case Studies](https://optiblack.com/insights/tag/case-studies)

/ Keep reading

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