10 Free Browser-Based Tools That Respect Your Privacy

Published May 2026

Every week, most of us need to do small but annoying tasks: merge two PDFs, generate a strong password, convert a chat export, or format some JSON. And every time, the typical solution is a website that asks you to upload files, shows cookie popups, and probably tracks your data.

I built an alternative: a completely free suite of browser-based tools that run 100% locally. Nothing gets uploaded, no data is tracked, and every tool works offline after the first load.

Browse all tools on the hub page

Go to Free Browser Tools →

Why "No Upload" Matters

Every tool in this suite runs entirely in your browser as static HTML + JavaScript hosted on GitHub Pages:

This is especially important for PDFs with sensitive content (financial documents, contracts), passwords (your generated passwords stay in your browser), and chat exports (private conversations never leave your machine).

The Complete Tool Suite

📄

PDF Tools

Merge, split, convert images to PDF and back

🔐

Password Generator

Strong random passwords with strength meter

📱

QR Code Generator

QR codes for URLs, WiFi, email, SMS

🔧

JSON-CSV Converter

Format, validate, convert JSON and CSV

🔤

Base64 Encoder

Encode/decode Base64, file support

🆔

UUID Generator

UUID v4 & v7, bulk generation

📖

Kindle Exporter

Export highlights to Markdown, CSV

🎬

Subtitle Converter

Convert SRT, VTT, ASS to text

💬

WhatsApp Formatter

Format chat exports to MD, HTML, CSV

🔍

Text Diff Checker

Compare texts, highlight changes

The Tech Stack

Everything is intentionally simple. No React, no Webpack, no backend. Just HTML files you can open directly in your browser.

Start using these tools now — free, private, no signup

Browse All Tools →

PRO Bundle

If you use these tools daily, the PRO Bundle ($19.99) removes all free limits across all 11 tools with a single license key. Unlimited PDF pages, unlimited password generations, unlimited diff lines, unlimited file sizes. One-time payment, lifetime access.