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SimplyToolbox Blog

Tips, guides and tutorials to help you get the most out of free online tools. No fluff — just practical advice.

Image Tools5 min read

How to Compress Images Online Without Losing Quality (Free)

Learn how to compress JPG, PNG and WebP images online for free. Reduce file size by up to 80% while keeping quality. No software, no signup needed.

May 29, 2026Read more →
PDF Tools4 min read

How to Merge PDF Files Online for Free (No Software Needed)

Combine multiple PDF files into one document online, completely free. No Adobe Acrobat needed. Works in your browser, files stay private.

May 29, 2026Read more →
QR Codes6 min read

How to Generate a QR Code for Free: Complete Guide (2025)

Create QR codes for URLs, WiFi, email, and text for free. Learn best practices for QR code size, error correction, and placement.

May 29, 2026Read more →
Developer Tools5 min read

JSON Formatter Online: Format, Validate and Debug JSON Instantly

Format and validate JSON online for free. Beautify minified JSON, find syntax errors, and convert JSON to CSV. Works in your browser.

May 29, 2026Read more →
Video Tools5 min read

How to Convert Video to GIF Online for Free (No Watermark)

Convert MP4, MOV and WebM videos to animated GIF online. Completely free, no watermarks, runs in your browser using WebAssembly.

May 29, 2026Read more →
CSS Tools6 min read

CSS Box Shadow: Complete Guide with Free Generator Tool

Master CSS box shadows with our visual generator. Learn syntax, multiple shadows, inset shadows, and get copy-ready CSS code.

May 29, 2026Read more →
Image Tools4 min read

How to Convert Images to PDF Online for Free (JPG, PNG, WebP)

Convert JPG, PNG and WebP images to PDF documents online. Combine multiple images into one PDF. Free, private, no signup required.

May 29, 2026Read more →
Text Tools5 min read

Free Word Counter Online: Count Words, Characters & Reading Time

Count words, characters, sentences and paragraphs instantly. Get reading time estimates and keyword density for SEO content optimization.

May 29, 2026Read more →
Accessibility7 min read

WCAG Color Contrast Guide: Make Your Website Accessible

Learn WCAG 2.1 color contrast requirements and check your website's accessibility. Free contrast ratio checker with AA and AAA compliance badges.

May 29, 2026Read more →
Security6 min read

How to Generate Strong Passwords: The Complete Security Guide

Learn what makes a password truly secure and how to generate uncrackable passwords for free. Password length, entropy, and best practices explained.

May 29, 2026Read more →

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90+ free online tools. No signup. No limits. Just tools that work.

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Image & Video

  • Image Compressor
  • Image Resizer
  • Image Converter
  • Video Compressor
  • Video to GIF
  • Screen Recorder

PDF & Text

  • PDF Compressor
  • PDF Merger
  • PDF Splitter
  • Word Counter
  • Markdown Editor
  • Text Diff Checker

Developer

  • JSON Formatter
  • Base64 Encoder
  • Hash Generator
  • Password Generator
  • UUID Generator
  • Regex Tester

Tools & More

  • Unit Converter
  • BMI Calculator
  • Currency Converter
  • QR Code Generator
  • Color Picker
  • Gradient Generator

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