The Tech Crunch from
20+ Years of Building Tech

April 16, 2026

How to Design High-Performance APIs for Startups Targeting Global Mark...

Why do APIs fail when traffic grows? Learn how to design high-performance NodeJs APIs that handle global users, reduce latency, and scale wi...
Atit Purani

Atit Purani

April 16, 2026

Create a Home Services App Like Urban Company (Complete Startup Guide)

How much does it cost to build an app like Urban Company in 2026? On average, an app like Urban Company takes 2 to 10 weeks to build and cos...
Atit Purani

Atit Purani

April 15, 2026

Build a Grammarly Clone with AI Features (2026 Cost Breakdown)

How to create a writing assistant app like Grammarly? By connecting an AI grammar checker API to a clean, simple interface and letting the t...
Atit Purani

Atit Purani

April 15, 2026

How I Manage State in My Flutter Application

Struggling to manage state in Flutter apps? Learn through my simple Provider approach to handle API data, UI updates, and clean architecture...
Savan Sabhaya

Savan Sabhaya

April 13, 2026

How I Built a Simple Mobile App Using Flutter

Confused about where to start in Flutter? Here’s how I approach building apps, from creating a project to managing state, based on my real F...
Avadh Hirapara

Avadh Hirapara

April 10, 2026

Step-by-Step Guide to Build a Porter Clone in Flutter (With Code)

How can I scale my Porter-like app to multiple cities? Start with one city, optimize operations, and then expand by adding more drivers, imp...
Atit Purani

Atit Purani

April 8, 2026

Create a Trello-Like App in React Native (Step-by-Step with Code)

Need a simple app to manage tasks like Trello? Use this step-by-step React Native guide to create a Trello-like app that helps manage tasks,...
Atit Purani

Atit Purani

April 7, 2026

How to Develop an Etsy Clone Using NodeJS (With Code)

What do I need to build an Etsy clone? Inside this guide, you can see Etsy-like features and step-by-step NodeJS code to build your own mark...
Atit Purani

Atit Purani

April 3, 2026

PWA vs Native App: Which One Should You Choose in 2026

PWA vs Native App: Which One Wins? Compare PWA vs native app with insights on cost, performance, user experience, and practical scenarios to...
Atit Purani

Atit Purani

April 3, 2026

How to Build a Reddit Clone with ReactJS (Complete Code Included)

What is the best way to build an app like Reddit? Follow this step-by-step guide to build your own Reddit clone using React JS. Learn to cre...
Atit Purani

Atit Purani

April 1, 2026

How to Prevent Duplicate Sessions Across Multiple Tabs in ReactJS

What is a multi-tab session guard in React? Learn how to detect duplicate browser tabs, broadcast logout events, and secure React authentica...
Atit Purani

Atit Purani

April 1, 2026

Build an Airbnb Clone with ReactJS: Step-by-Step (with Source Code)

Can a beginner build an Airbnb-like app in ReactJS? Yes, this tutorial walks through building a vacation rental clone with components, routi...
Atit Purani

Atit Purani

March 27, 2026

Angular vs React: Which One Should You Choose

Confused between Angular vs React? This blog shows the difference between Angular and React, performance & architecture to help you cho...
Atit Purani

Atit Purani

March 27, 2026

Build Client-Side Sensitive Data Redaction Engine in ReactJs (GitHub +...

How do you prevent sensitive data exposure in React apps? This blog shows how to build a client-side data masking engine with code to secure...
Atit Purani

Atit Purani

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