Web tools

Suite of Free Web Tools and Utilities

100% Private and Direct: We run most checks locally in your own browser. No invasive advertising, no daily limits, and no need to create an account.

Free tools

Online tools for your website

Quick utilities that work within your browser: convert, compress, generate, and validate without installing anything or uploading your files to any server.

Free, no limits No registration 100% private Instantly

Image to WebP Converter

Convert PNG, JPG, GIF and PDF to WebP and reduce the size of your images.

Drag and dropBatchAccepts PDF
Open tool → New

PDF to WebP Converter

Convert each page of a PDF into a lightweight WebP image.

Page by pageUp to 216 dpi
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Video Compressor for Web

Compress MP4, MOV, or WebM to upload them without slowing down your website.

Up to −80%H.264 MP4
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Video to MP3 Converter

Extract audio from a video and download it in MP3, by link or file.

Link or file64–192 kbps
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Password Generator

Create strong and random passwords instantly.

SecureCustomizable
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QR Code Generator

Generate QR codes for links, wifi, and much more.

Download PNGNo expiration
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Word Counter

Counts words, characters, and reading time of your text.

LiveSearch Engine Optimization
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JSON Formatter and Validator

Format, validate, and beautify your JSON code instantly.

Validate errorsMinify
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Email Checker

Verify if an email address exists and is valid.

Anti-fraudSyntax + MX
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Email Signature Generator

Create a professional HTML signature for Gmail, Outlook, or Apple Mail.

Copy and paste3 styles
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✦ What's New

New tools in BiblioWeb

  • PDF to WebP ConverterEach page of your PDF converted into a lightweight image.
    New
  • The WebP converter already accepts PDFDrag a PDF and its pages come out converted along with your images.
    New
  • Video Compressor for WebReduce MP4, MOV, and WebM up to 80% without leaving the browser.

Do you need a tool that isn't here?

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