Offline & Private Browser Tools
Fast, simple utility tools that run completely inside your browser and handle large files seamlessly. Your media and document files never leave your computer.
Available Utilities
Free Streaming ZIP Archiver & Unzipper
NewFree online ZIP utility to inspect archive contents, extract single files, or create ZIPs 100% locally with low memory footprint.
Free PDF Compressor & Size Reducer
ReadyFree online PDF compressor to reduce PDF file size 100% locally with streaming page rendering.
Free PDF Merger & Splitter
ReadyFree online PDF tool to merge multiple PDFs, split ranges, rotate, and reorder pages visually.
Free PDF & Image Converter
ReadyFree online converter to transform images to PDF documents or extract PDF pages into PNG/JPEG images.
Free Offline Invoice & Receipt Generator
NewFree offline invoice generator to create, customize, and export professional invoices 100% locally with presets, branding, and JSON templates.
Free Video Compressor & Downsizer
ReadyFree online video compressor to shrink MP4 & WebM videos locally with zero-copy hardware WebCodecs acceleration.
Free Audio Trimmer & Cutter
ReadyFree online audio trimmer to cut, apply fade in/out, adjust volume, and export WAV & WebM files.
Free Audio Noise Cleaner & Suppressor
NewFree online audio noise reducer to clean background noise, HVAC hum, microphone hiss, and 50/60Hz electrical buzz 100% locally.
Free Batch Image Transcoder
ReadyFree batch image converter to resize and convert WEBP, PNG, JPEG, and AVIF images locally.
Free Image Watermark & Text Stamper
NewFree online image watermarker to batch overlay text or custom logo watermarks onto photos locally with tile pattern mode.
Free SVG Optimizer & Converter
NewFree online SVG optimizer to clean, sanitize, and minify SVG code, or rasterize vector SVGs into high-DPI PNG/WebP/JPEG.
Free Signature Creator & Digital Signer
NewFree signature creator to draw or type digital signatures with touch/mouse canvas and export in PNG, WebP, or JPEG with transparent background.
Free Image Cropper & Flip Studio
NewFree online image cropper to crop photos with aspect ratio locks, rotate degrees, mirror flip H/V, and export PNG/JPEG/WEBP 100% locally.
Free EXIF Photo Metadata Stripper
NewFree EXIF metadata cleaner to inspect and losslessly strip EXIF GPS location, camera details, and privacy tags from photos.
Free File Encryptor & Decryptor
NewFree file encryption tool to password-protect and encrypt any file locally using bank-grade AES-256-GCM.
Free Password & Passphrase Generator
NewFree password generator to get high-entropy random passwords, PINs, and EFF Diceware passphrases 100% locally with browser CSPRNG.
Free QR Code Generator & Studio
NewFree QR code generator to create custom branded QR codes (URLs, Wi-Fi, vCards, logos) with high-DPI PNG and vector SVG export 100% locally.
Free Base64 / Hash / Encoder Studio
NewFree online encoder/decoder to compute SHA-256/512, MD5 hashes for text or binary files, and encode/decode Base64, URL, HTML, and Hex strings 100% locally.
Free JSON Formatter, Validator & Prettifier
NewFree JSON formatter and validator to check, prettify, minify, validate syntax, view interactive tree structure, and convert JSON 100% locally.
Free Favicon & App Icon Generator
NewFree favicon generator to generate multi-resolution favicon.ico, Apple touch icons, Android PWA manifests, and HTML tags locally.
Free JWT Decoder & Inspector
NewFree JWT decoder to inspect claim headers, payload data, and verify HMAC signatures of JSON Web Tokens 100% locally.
Free SSL / X.509 Certificate Parser
NewFree SSL certificate parser to inspect TLS certificates validity timeframe, SANs, issuer CA chain, and public key specs 100% locally.
Free Unix Epoch & Timestamp Studio
NewFree Unix epoch converter to convert timestamps, auto-detect units (s/ms/µs/ns), inspect multi-timezone grids, and batch convert 100% locally.
Free GPS & Coordinates Converter
NewFree GPS coordinates converter to convert coordinates between DD, DMS, DDM, and UTM formats, and calculate distance & bearing 100% locally.
Free Universal Unit & Metric Converter
NewFree online unit converter for Length, Mass, Temperature, Storage (Bytes/GB/TB), Area, Volume, and Speed.
Free CSS & Web Unit Converter
NewFree CSS unit converter to convert px, rem, em, %, vw, vh, and pt with interactive bounding box preview and CSS snippet generator.
Free Subnet & IP CIDR Calculator
NewFree IP subnet calculator to calculate IP subnet netmask, broadcast address, usable hosts range, and binary breakdown 100% locally.
Free Time Zone & World Meeting Planner
NewFree world clock and timezone planner with interactive hour slider across world financial and tech hubs and visual overlap indicator.
Free Universal Color Converter & Studio
NewFree color converter to convert color formats between HEX, RGB, HSL, HSV, CMYK, CSS Variables, and OKLCH in real-time.
Free Image Color Palette Extractor
NewFree color palette extractor to extract dominant color palettes and pick pixel colors from photos 100% locally via Canvas quantization.
Free WCAG Color Contrast Inspector
NewFree WCAG contrast checker to compute WCAG 2.1 contrast ratios (AA/AAA pass/fail) and simulate color blindness 100% locally.
Free Color Harmony Palette Generator
NewFree color palette generator to generate color harmonies (Complementary, Analogous, Triadic, Tetradic) with color locking and CSS export.
Free Shades & Tints Generator
NewFree shades and tints generator to generate 10 lighter tints and 10 darker shades for any base HEX color 100% locally.
Free Math Question Paper & Quiz Generator
NewFree math worksheet generator to create custom math question papers, worksheets, and teacher answer keys 100% locally with instant PDF print.
100% Private & Serverless
All processing happens entirely within your web browser memory. No files are ever uploaded to external servers.