100% Client-Side Processing

Online PDF Tools

Secure, fast, and 100% free client-side PDF tools. Your files never leave your browser.

Reduce file size without losing quality.

Extract pages from your PDF or split each page into a separate file.

Combine multiple PDF files into one document.

Convert each PDF page into a JPG or PNG image.

Convert JPG, PNG, or WebP images into one PDF file in your browser.

Rotate your PDFs 90 or 180 degrees.

Delete unwanted pages from your PDF file.

Convert color PDFs to black & white.

Sort, rearrange, and order PDF pages however you want.

OCR PDF to Word

Convert scanned PDFs to editable Word documents using OCR.

Fix damaged or corrupted PDF files and recover data.

Encrypt PDF with a password and set permissions or edit metadata.

YouTube Downloader

Download YouTube videos for free in MP4 or MP3 format.

Add text, images, and shapes to your PDF. Rearrange or rotate pages.

QR Code Generator

Create a free QR code online. Supports Text, URLs, WiFi, and customizable colors.

AI Text to Speech

Free AI text to speech with high-quality natural human-like voices. Unlimited and secure local processing in your browser.

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Free checklists and cheat sheets

Linkable assets for communities, docs, blogs, and newsletters that need practical references for private online tools.

No-Upload PDF Privacy Checklist Free Text to Speech No-Login Guide QR Code Size and Error Correction Cheat Sheet

About Us

The Safest Way to Process PDFs

Master Online Toolsz was built with user privacy as its top priority. Every operation—compressing, merging, splitting, or editing—happens 100% in your browser.

Global Support: Supporting over 9 popular languages worldwide.
Always Free: No file limits, no registration required.
Client-Side Only: Your files are never uploaded to any server.