LocalTools

80+ Free Tools

All processed locally in your browser, privacy fully protected

All processing is done locally in your browser. Files are never uploaded to any server

PDF Tools

View all 12 →

Merge PDF

Combine multiple PDF files into one

Split PDF

Split PDF by page ranges or per page

Compress PDF

Reduce PDF file size

Rotate PDF Pages

Rotate specific pages in a PDF

PDF to Images

Convert each PDF page to an image

Images to PDF

Combine images into a PDF

Image Tools

View all 13 →

Compress Image

Reduce image file size while maintaining quality

Resize Image

Change image width and height

Crop Image

Crop image to a specific area

Convert Format

Convert between JPG, PNG, WebP, BMP formats

Batch Compress

Compress multiple images at once

Add Watermark

Add text watermark to image

Audio Tools

View all 4 →

Convert Audio

Convert between MP3, WAV, OGG, FLAC formats

Trim Audio

Cut a specific segment from audio

Merge Audio

Combine multiple audio files into one

Record Audio

Record audio using microphone

Text Tools

View all 10 →

Word Counter

Count words, characters, lines in text

Case Converter

Convert text to upper, lower, title case

Remove Duplicate Lines

Delete duplicate lines from text

Sort Lines

Sort text lines ascending or descending

Remove Empty Lines

Remove all empty lines from text

Find & Replace

Find and replace text content

Dev Tools

View all 15 →

JSON Formatter

Format, minify, validate JSON data

JSON Converter

Convert between JSON, CSV, YAML, XML

HTML Formatter

Format and minify HTML code

CSS Formatter

Format and minify CSS code

JS Formatter

Format and minify JavaScript code

JWT Decoder

Decode JWT token content (local)

Calculators

View all 11 →

Unit Converter

Convert length, weight, area, volume units

Temperature Converter

Convert between Celsius, Fahrenheit, Kelvin

BMI Calculator

Calculate BMI and get health advice

Loan Calculator

Calculate monthly payment and total interest

Date Difference

Calculate the number of days between dates

Age Calculator

Calculate exact age from birth date

Security Tools

View all 11 →

QR Code Generator

Generate QR code from text or URL

QR Code Reader

Decode QR code from image

Barcode Generator

Generate various barcode formats

Text Encrypt/Decrypt

Encrypt and decrypt text with AES

Password Strength

Check password security strength

Hash Generator

Calculate MD5, SHA1, SHA256 hash values

🔒
Frequently Asked Questions
Everything about LocalTools — privacy, security, how it works, and why your files never leave your device.
Frequently Asked Questions →