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Image Tools
PNG to JPG Converter

Image Tools

Convert PNG images to JPG format with high quality output

High Quality
Fast Conversion
100% Free
No Upload
JPG to PNG Converter

Image Tools

Convert JPG images to PNG format preserving transparency

High Quality
Fast Conversion
100% Free
No Upload
JPG to WEBP Converter

Image Tools

Convert JPG images to modern WEBP format for better compression

Modern Format
Smaller Files
Quality Control
100% Free
PNG to WEBP Converter

Image Tools

Convert PNG images to WEBP format while preserving transparency

Transparency
Smaller Files
Quality Control
100% Free
Math & Study
Age Checker

Math & Study

Calculate exact age, days lived, and upcoming birthday details

Exact Age
Days Lived
100% Free
Instant Results
Percentage Checker

Math & Study

Calculate percentages, percentage increase/decrease, and more

Multiple Modes
Instant Calculation
100% Free
Easy to Use
BMI Calculator

Math & Study

Calculate your Body Mass Index and get health insights and recommendations

Health Insights
Multiple Units
100% Free
Instant Results
Date Difference Calculator

Math & Study

Calculate days, weeks, months between dates

Multiple Units
Accurate Calculation
100% Free
Easy to Use
PDF Conversion Tools
Merge PDF

PDF Conversion Tools

Combine multiple PDF files into a single document easily

Multiple Files
Drag & Drop
100% Free
Fast Processing
Split PDF

PDF Conversion Tools

Extract specific pages or split your PDF into separate files

Page Ranges
Preview Pages
100% Free
Quality Preserved
Compress PDF

PDF Conversion Tools

Reduce PDF file size without compromising quality

Smart Compression
Quality Control
100% Free
Significant Reduction
Delete PDF Pages

PDF Conversion Tools

Remove unwanted pages from your PDF documents easily

Page Selection
Preview Mode
100% Free
Easy Editing
Audio Tools
Audio Converter

Audio Tools

Convert between audio formats (MP3 ↔ WAV ↔ OGG ↔ FLAC ↔ AAC)

Multiple Formats
High Quality
100% Free
Instant Preview
Audio Cutter

Audio Tools

Cut and trim audio files with precise timeline control

Precise Cutting
Visual Timeline
100% Free
Instant Preview
Audio Joiner

Audio Tools

Combine multiple audio files into one seamless track

Multiple Files
Reorder Support
100% Free
Instant Preview
Video to Audio Extractor

Audio Tools

Extract audio track from video files in high quality

Video Support
High Quality
100% Free
Instant Preview
SEO Tools
Redirect Checker

SEO Tools

Check and analyze website redirects

Redirect Analysis
Chain Detection
100% Free
SEO Impact
Page Speed Test

SEO Tools

Test your website's loading speed

Speed Analysis
Performance Metrics
100% Free
Detailed Report
Keyword Density Checker

SEO Tools

Analyze keyword density in your content

Keyword Analysis
Density Calculation
100% Free
Instant Results
Mobile-Friendly Test

SEO Tools

Test if your website is mobile-friendly

Mobile Analysis
Responsive Check
100% Free
Detailed Report
Video Tools
Video Converter

Video Tools

Convert between video formats (MP4 ↔ AVI ↔ MKV ↔ MOV ↔ WEBM)

Multiple Formats
High Quality
100% Free
Instant Preview
Video Cutter

Video Tools

Cut out a specific part of a video

Precise Cutting
Visual Timeline
100% Free
Instant Preview
Extract Audio from Video

Video Tools

Get MP3/WAV from a video

Multiple Formats
High Quality
100% Free
Instant Preview
Video to GIF Converter

Video Tools

Convert part of a video into GIF

Custom Duration
Quality Control
100% Free
Instant Preview
Utility Tools
QR Code Generator

Utility Tools

Create custom QR codes with advanced features and design options

Multiple Types
Custom Design
Logo Support
High Quality
QR Code Scanner

Utility Tools

Upload and decode QR codes from images with detailed analysis

Upload Images
Content Detection
Multiple Formats
Instant Decode
Base64 Converter

Utility Tools

Encode text to Base64 or decode Base64 strings back to text

Bidirectional
File Upload
Real-time
Statistics
HTML/CSS/JS Minifier

Utility Tools

Compress HTML, CSS, and JavaScript code for better performance

3 Languages
Size Stats
File Upload
Download
Web Tools
Domain Age Checker

Web Tools

Check when a domain was registered and how old it is with comprehensive details

Registration Date
Domain Age
SEO Insights
Registrar Info
WHOIS Lookup

Web Tools

Get detailed domain registration information including owner and contact details

Owner Details
Contact Info
Registration Data
Name Servers
DNS Lookup

Web Tools

Lookup DNS records for any domain including A, AAAA, CNAME, MX, NS, TXT records

All Record Types
TTL Information
Filterable Results
Copy Function
IP ↔ Domain Lookup

Web Tools

Convert between IP addresses and domain names with bidirectional lookup

Bidirectional
IPv4 & IPv6
Reverse DNS
Real-time Results

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How to Convert PNG to JPG Online Without Losing Quality (Fast & Free)
Dec 25, 2025

How to Convert PNG to JPG Online Without Losing Quality (Fast & Free)

You have the perfect image, but the file size is massive. You try to upload it to your website or attach it to an email, and you hit a wall: "File too large" or "Format not supported."

Read Article →
How to Split PDF Online: Extract Pages Instantly (No Installation Required)
Dec 23, 2025

How to Split PDF Online: Extract Pages Instantly (No Installation Required)

With OnlineToolsFree.com, you can isolate the exact pages you need in seconds. Here is how to split your PDF files efficiently, securely, and for free directly in your browser.

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How to Merge PDF Files Online for Free: The Ultimate Guide to Combining Documents Securely
Dec 19, 2025

How to Merge PDF Files Online for Free: The Ultimate Guide to Combining Documents Securely

Sending ten separate attachments in a single email is unprofessional. It clutters the recipient's inbox and makes you look disorganized. Even worse, printing and scanning documents just to combine them wastes paper and destroys text quality.

Read Article →