ONLINE TOOLSZ
100% Client-Side Processing

Online PDF Tools

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

Compress PDF
Reduce file size without losing quality.
Split PDF
Extract pages from your PDF or split each page into a separate file.
Merge PDF
Combine multiple PDF files into one document.
PDF to Image
Convert each PDF page into a JPG or PNG image.
Image to PDF
Convert JPG, PNG, or WebP images into one PDF file in your browser.
Rotate PDF
Rotate your PDFs 90 or 180 degrees.
Remove Pages
Delete unwanted pages from your PDF file.
Grayscale PDF
Convert color PDFs to black & white.
Organize PDF
Sort, rearrange, and order PDF pages however you want.
OCR PDF to Word
Convert scanned PDFs to editable Word documents using OCR.
Repair PDF
Fix damaged or corrupted PDF files and recover data.
Protect PDF
Check and clean PDF document properties (title, author, subject, keywords, language) before sharing.
Edit PDF
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.

Compare OnlineToolsz with popular alternatives

Use these guides to understand privacy, login requirements, upload behavior, and which free online tool fits your workflow.

Static vs dynamic QR codes: which generator should you use?

A practical comparison of static and dynamic QR codes: editing after print, scan tracking, privacy, ongoing cost and print reliability, with a simple way to decide.

Image to PDF online vs scanner apps: which workflow fits your files?

Browser image-to-PDF converter or phone scanner app? A practical comparison for receipts, homework, forms and ID copies, with tips on page order, page size and file size.

Best free text to speech tools with no login: what to expect

Comparing free, no-login text to speech: in-browser AI voices vs cloud TTS services, covering privacy, languages, usage limits, audio quality and the right tool for each job.

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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.

View resources
No-Upload PDF Privacy ChecklistFree Text to Speech No-Login GuideQR 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.