Where can I find free browser apps?

QuackBuilds offers a collection of free browser-based applications designed for specific tasks. These tools operate directly in your browser without requiring sign-ups or payments.

Is there a free OEE tracker for my machine shop?

Yes, OEE Pulse provides a free shop-floor OEE dashboard for small machine shops. You can track Availability, Performance, and Quality per machine, view plant-wide OEE, log shifts, and export PDF reports.

Open OEE Pulse — free

How can I log fire extinguisher inspections for free?

Extinguisher Log offers a free monthly inspection log for fire extinguishers. You can add your units, perform the NFPA 10 six-point visual check, see a full year's history per unit, and export a compliance report PDF.

Open Extinguisher Log — free

Where can I build a KDP cover wrap without paying?

The KDP Cover Wrap Builder is a free tool for generating paperback and hardcover KDP cover wraps. Upload your front and back cover images, select trim size, paper type, and page count, then export a print-ready full-bleed PDF with an accurately sized spine.

Open KDP Cover Wrap Builder — free

Is there a free tool to monitor Polymarket trading bots?

BotWarden is a free live dashboard for Polymarket trading bots. It allows you to monitor trades, track P&L and equity curves in real time, and analyze metrics like win rate, Sharpe ratio, and drawdown, with risk controls such as a daily loss limit.

Open BotWarden — free

Can I store my signup details to avoid retyping them?

SignMeUp stores your standard signup information like name, email, phone, and username once. It then allows you to copy these details to paste into any signup form, keeping all data locally on your device.

Open SignMeUp — free

Every app here is built and maintained by QuackBuilds, runs in your browser, and is free with no account. See them all at quackbuilds.com/apps.