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Image Resizer

PDF Tools

Secure

Convert

File Ready

Browse by Category

Explore our wide range of tools organized to help you find exactly what you need in seconds.

Text Tools

Format, analyze, and manipulate text with powerful tools.

Developer Tools

Utilities for coding and data manipulation.

Security & Random

Secure passwords and random data generation.

Converters

Convert between different units and measurements.

Image Tools

Compress, resize, crop, and convert images.

Color & Design

Color conversion and design utilities.

Web Utilities

URL encoding, timestamps, and web dev tools.

PDF Tools

Merge, split, compress, and convert PDF files.

SEO Tools

Optimize your website for search engines and social media.

Social Media

Tools for content creators and marketers.

Calculators

Financial, health, and math calculators.

Popular Tools

Tools used by thousands of people every hour.

Word Counter

Count words, characters, and reading time.

Popular✓ Ready

Grammar Checker

Check grammar and spelling errors.

JSON Formatter

Prettify and validate JSON data.

Popular✓ Ready

Password Generator

Create strong, secure passwords.

Popular✓ Ready

Image Compressor

Reduce image file size.

Popular✓ Ready

QR Code Generator

Create QR codes instantly.

Popular✓ Ready

PDF Merger

Combine multiple PDFs into one.

Popular✓ Ready

PDF to Word

Convert PDF to DOCX.

Popular✓ Ready

Meta Tag Generator

Generate SEO meta tags for HTML.

Robots.txt Generator

Create robots.txt for search engines.

UTM Builder

Create UTM tracking URLs for campaigns.

EMI Calculator

Calculate loan EMI and payment schedule.

Popular✓ Ready

SIP Calculator

Calculate SIP returns and wealth growth.

Popular✓ Ready

BMI Calculator

Calculate Body Mass Index.

Popular✓ Ready

Text Tools

Word Counter

Count words, characters, and reading time.

Popular✓ Ready

Character Counter

Count characters with/without spaces.

Case Converter

Convert text case (Upper, Lower, Title, etc).

Lorem Ipsum Generator

Generate dummy text for designs.

Grammar Checker

Check grammar and spelling errors.

Paraphraser

Rewrite text with different words.

Text Summarizer

Summarize long text into key points.

Text to Speech

Convert text to natural speech audio.

Developer Tools

JSON Formatter

Prettify and validate JSON data.

Popular✓ Ready

UUID Generator

Generate unique identifiers (v4).

Base64 Encoder

Encode and decode Base64 data.

Security & Random

Password Generator

Create strong, secure passwords.

Popular✓ Ready

Password Strength Checker

Check password security strength.

Random Number Generator

Generate random integers.

Converters

Unit Converter

Convert length, weight, and more.

Time Zone Converter

Check time across different zones.

Image Tools

Image Compressor

Reduce image file size.

Popular✓ Ready

Image Resizer

Change image dimensions.

Image Cropper

Crop images to custom size.

Image Format Converter

Convert between PNG, JPG, WEBP.

Color Picker

Extract colors from images.

Color & Design

HEX to RGB Converter

Convert color codes.

QR Code Generator

Create QR codes instantly.

Popular✓ Ready

Web Utilities

URL Encoder/Decoder

Encode and decode URLs.

Timestamp Converter

Convert Unix timestamps.

Random String Generator

Generate random strings.

PDF Tools

PDF Merger

Combine multiple PDFs into one.

Popular✓ Ready

PDF Splitter

Extract pages from your PDF.

PDF Compressor

Reduce PDF file size.

PDF to Word

Convert PDF to DOCX.

Popular✓ Ready

Word to PDF

Convert DOCX to PDF.

PDF to JPG

Convert PDF pages to images.

JPG to PDF

Convert images to PDF.

PDF Page Organizer

Reorder PDF pages.

PDF Page Rotator

Rotate PDF pages.

PDF Page Remover

Delete unwanted pages.

SEO Tools

Meta Tag Generator

Generate SEO meta tags for HTML.

Robots.txt Generator

Create robots.txt for search engines.

Sitemap Generator

Generate XML sitemap for your site.

UTM Builder

Create UTM tracking URLs for campaigns.

Open Graph Preview

Preview social media link appearance.

Website Speed Checker

Analyze page load performance.

Website Screenshot

Capture website screenshots online.

Favicon Generator

Generate favicons in multiple sizes.

Keyword Density Checker

Check keyword frequency in text.

Calculators

EMI Calculator

Calculate loan EMI and payment schedule.

Popular✓ Ready

SIP Calculator

Calculate SIP returns and wealth growth.

Popular✓ Ready

CAGR Calculator

Calculate compound annual growth rate.

Loan Interest Calculator

Calculate loan interest and total payment.

Mortgage Calculator

Calculate home loan payments.

Compound Interest Calculator

Calculate investment growth over time.

Percentage Calculator

Calculate percentages and changes.

BMI Calculator

Calculate Body Mass Index.

Popular✓ Ready

Age Calculator

Calculate exact age from birth date.

Date Difference Calculator

Calculate days between dates.

Why Use Central Tools?

Privacy First

Unlike other tool sites, Central Tools processes most operations locally in your browser. Your sensitive files and data never leave your device, ensuring maximum security and data privacy for your documents and images.

Zero Cost, Zero Delay

Every tool on our platform is 100% free with no premium tiers or hidden subscription fees. Enjoy unlimited usage of our PDF, image, and text converters without annoying registrations or daily limits.

Lightning Fast Speed

Optimized for performance, our tools deliver results in milliseconds. Whether you're merging complex PDFs or resizing large image files, our high-traffic infrastructure handles your requests instantly.

No Installation Required

Access professional-grade tools directly from your browser. Our responsive design ensures a seamless experience across mobile, tablet, and desktop viewports, making it the perfect choice for on-the-go editing.