Free Online Tools for
Developers, Businesses & Creators
Fast, secure, and privacy-first web utilities built by Utsahi Labs. All data processing occurs locally on your device.
🔥 Featured Utilities
Showing 79 tools
Image Compressor
Compress PNG, JPG, JPEG, and WebP images client-side without losing quality.
Image Resizer
Resize image dimensions by pixels or percentage scale. Maintain aspect ratios easily.
JPG to PNG Converter
Convert JPG / JPEG images to PNG format instantly. Safe browser-side conversion.
PNG to JPG Converter
Convert PNG images to JPG format, with adjustable background color fill.
QR Code Generator
Generate customizable QR codes with custom colors and center logos. Download as PNG or SVG.
JSON Formatter & Validator
Format, minify, and validate JSON code with real-time error indicators.
SQL Formatter
Format SQL queries with proper indentation, spacing, and keyword capitalization.
Password Generator
Generate strong secure passwords with customizable length and character sets.
GST Calculator
Calculate GST (Goods and Services Tax) amount with tax inclusive and exclusive options.
Professional Invoice Generator
Build professional invoices in your browser, preview in real-time, and download or print as PDF.
JWT Decoder
Decode JSON Web Tokens (JWT) instantly. Inspect the header, payload, and verify expiration client-side.
Base64 Encoder / Decoder
Convert text to Base64 format or decode Base64 strings back to clean readable text.
URL Encoder / Decoder
Encode or decode URL query parameters, special characters, and slug sequences safely.
UUID Generator
Generate single or bulk cryptographically secure RFC 4122 Version 4 UUIDs.
Regex Tester
Test JavaScript regular expressions in real-time with pattern highlighting and capture group details.
HTML Formatter & Minifier
Prettify messy HTML markup with clean indentation or compress it to build lightweight pages.
CSS Minifier
Compress CSS styles to minimize file sizes and improve page rendering speeds.
JavaScript Minifier
Compress JavaScript code blocks by stripping comments, formatting breaks, and whitespace.
Meta Tag Generator
Create ready-to-paste HTML meta tags for Google SEO, OpenGraph sharing, and Twitter cards.
Robots.txt Generator
Generate custom robots.txt crawl configurations for search engines instantly.
WebP to JPG Converter
Convert WebP images to standard JPG / JPEG format client-side.
JPG to WebP Converter
Convert JPG / JPEG images to modern WebP files with quality controls.
PNG to WebP Converter
Convert PNG images to WebP format, keeping transparent backgrounds intact.
Image Cropper
Crop images visually with freeform adjusters or popular aspect ratio constraints.
Watermark Tool
Overlay custom text or brand logos onto images with size, opacity, and positioning controls.
GIF to Video Converter
Convert animated GIF files into high-quality WebM videos client-side.
Image Size Enhancer
Upscale image dimensions using Lanczos-3 interpolation and sharpen micro-details.
EMI Calculator
Calculate monthly loan installments (EMI), total interest, and view visual payment breakdowns.
Profit Margin Calculator
Compute buying cost, markup, profit margins, and selling prices instantly.
Discount Calculator
Calculate promotional discounts, final prices, and money saved instantly.
Word Counter
Analyze text length in real-time, tracking characters, words, sentences, and estimated reading time.
Text Compare & Diff
Compare two text passages side-by-side and highlight additions and deletions.
EXIF Metadata Stripper
View and strip hidden EXIF metadata (GPS, camera tags) from photos to protect your privacy.
Color Palette Extractor
Upload an image to extract dominant hex colors and check accessibility contrast scores.
Cryptographic Hash Generator
Generate SHA-256, SHA-512, MD5, and HMAC hashes client-side.
YAML to JSON Converter
Convert YAML data configurations to JSON format and vice-versa.
Case Converter
Convert text blocks instantly between camelCase, snake_case, PascalCase, and other casing formats.
Text to Speech Reader
Convert written text blocks into spoken vocal audio using standard browser speech synthesis.
Text to Speech Converter
Convert written text into MP3 voice audio files, preview them, and download them completely free.
Video Converter
Convert video containers (MP4 to WebM, WebM to MP4, MOV to MP4) client-side.
Video Compressor
Compress video files to 10MB, 50MB, or custom size ratios locally.
Video Trimmer
Slice start and end times of videos and export cut segments.
Video Cropper
Crop video dimensions to Landscape, Portrait, or Square aspect ratios.
Video Speed Controller
Speed up or slow down video playback from 0.5x up to 2x speed.
Video Thumbnail Extractor
Extract frames from video at specific timestamps as high-quality PNG/JPG.
Video to GIF Converter
Convert video clip frames into dynamic animated GIF files.
Lottie Animation Viewer
Preview and play JSON-based Lottie animations with controls.
CSS Keyframes Builder
Design custom CSS keyframe animations visually and copy code.
CSS Gradient Generator
Generate CSS gradients with multiple color stops and directions.
CSS Spinner Loader Generator
Create CSS loading animations and copy code.
SVG Stroke Animator
Animate SVG path strokes visually and copy CSS.
Background Remover
Remove backgrounds from images locally using chroma thresholding.
Image Blur Tool
Apply high-speed Gaussian blur filter to images.
Image Sharpening Tool
Enhance image edges and details using a convolution matrix.
Image to PDF Converter
Convert images (PNG, JPG, WebP) into a single PDF document.
PDF to Image Extractor
Extract pages of a PDF document as PNG or JPG images.
Color Picker from Image
Pick custom hex, rgb, and hsl colors from uploaded images.
Meme Generator
Create custom memes with text overlay templates.
Passport Photo Maker
Crop and structure passport-sized photo layouts.
YouTube Thumbnail Downloader
Fetch and download high-resolution YouTube video thumbnails.
Instagram Grid Maker
Split images into grid structures (e.g. 3x3 tiles) for feed layouts.
YouTube Title Generator
Generate catchy, CTR-optimized YouTube titles from keywords.
Social Media Caption Generator
Generate descriptions, hashtags, and posts for social platforms.
Merge PDF Documents
Combine multiple PDF files into a single document.
Split PDF Document
Separate a PDF file into individual page files.
Compress PDF File
Reduce PDF file size by compressing document contents.
PDF Page Extractor
Select and extract specific pages from a PDF file.
PDF to Word Converter
Convert PDF documents to editable Microsoft Word files.
Word to PDF Converter
Convert Word documents (.docx) to PDF format.
Favicon Generator & ICO Converter
Generate browser favicons and .ico bundles from any image.
Base64 Image Encoder / Decoder
Encode images to base64 strings and decode base64 back to image files.
JSON to CSV & CSV to JSON Converter
Translate tabular data between JSON and CSV formats.
Unix Epoch Timestamp Converter
Convert Unix epoch timestamps to human dates and vice versa.
Credit Card Luhn Validator
Validate credit card checksums and identify card brands.
Barcode Generator
Generate product barcodes (Code 128, EAN-13, EAN-8) offline.
Random String & API Key Generator
Create secure cryptographic keys, salts, and passwords.
Markdown to HTML Live Editor
Write markdown copy with side-by-side formatted live preview.
DNS Lookup Dashboard
Lookup DNS records (A, AAAA, MX, CNAME, TXT) of any host.
User-Agent Parser & Audit
Parse User-Agent strings and audit browser/device specs.
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Why Utsahi Tools?
Unlike other online formatters and converters, we prioritize speed, privacy, and ease of use.
Privacy First & Secure
All data conversions, compressions, and password generations are done locally in your browser. We never upload files to our servers, assuring zero database leaks.
Fast & Reliable Processing
Because everything compiles locally, you do not have to wait for upload/download delays. Processing is near-instantaneous even on low bandwidth.
Free Forever, No Watermarks
Enjoy unrestricted premium access to all 10 tools. No accounts, no subscriptions, and absolutely no ugly stamp-watermarks on your outputs.