---
title: "Building React Universe Conf App With Replit"
description: "Mike and Oskar tried both Repl.it and Bolt.new to code a new conference app, and after burning millions of tokens, they fell back to Cursor."
url: https://www.callstack.com/events/building-react-universe-conf-app-with-replit
updated: 2026-10-24T14:25:53.139Z
---

# Building React Universe Conf App With Replit

Mike and Oskar tried both Repl.it and Bolt.new to code a new conference app, and after burning millions of tokens, they fell back to Cursor.

_Livestream · 2/24/2025 · Online · Recording: 01:55:11 · Category: AI_

Organizer: Callstack

Speakers: Oskar Kwaśniewski (Software Developer @ Callstack), Mike Grabowski (CEO & Founder @ Callstack)

[Watch the recording](https://www.youtube.com/watch?v=yye-CHpIQQ8)

Mike and Oskar tried both [Repl.it](http://repl.it/) and [Bolt.new](https://bolt.new/) to code a new conference app, and after burning millions of tokens, they fell back to Cursor.