Welcome

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Welcome to ZenTool Suite

Free online tools for developers and freelancers. Convert images, generate invoices, resize PDFs, and more—all running locally in your browser for maximum privacy.

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CV Builder Pro

Professional resumes with photo support and 10 templates.

PDF Architect

Convert Word/Images to PDF or convert Documents.

Invoice Generator

Create professional PDF invoices instantly.

Image Converter

Convert HEIC/WebP to PNG/JPG securely.

QR Suite

Generate colorful QR codes or Scan existing ones.

AI Text Humanizer

Rewrite robotic AI text to sound more natural.

About ZenTool Suite

ZenTool is a comprehensive collection of free online utilities designed for freelancers, developers, and content creators. Unlike other services, ZenTool operates as a Zero-Backend utility, meaning your files (images, PDFs, documents) are processed entirely within your web browser. This ensures your data never leaves your device, providing maximum privacy and security.

Whether you need to generate a freelance invoice, convert a HEIC image to JPG, or create a professional CV, ZenTool offers a fast, ad-supported free solution without the need for sign-ups or subscriptions.