Developer & File Utilities
Fast, private tools that process PDFs, images, encryption, and text directly inside your browser memory.
Drop any file here to launch the right tool instantly
Auto-detects Images, PDFs, HEIC, JSON, SVG, and text in your browser memory
Client-Side OCR
Extract text from scanned documents and screenshots locally via Tesseract.
PDF Merger
Combine multiple PDF documents into a single organized file in seconds.
PDF Splitter & Organizer
Rearrange, rotate, split, and extract PDF pages visually.
PDF Watermark
Stamp security watermarks and custom page counts onto PDF pages.
PDF Password Locker
Lock confidential PDFs with client-side AES encryption.
Invoice Maker
Generate clean PDF invoices with automatic tax and total calculation.
Image to PDF
Convert batches of JPG, PNG, and WebP images into a single PDF document.
Image Compressor
Losslessly compress PNG, JPG, and WebP files with instant split inspection.
Signature Pad
Draw electronic signatures and export transparent smooth PNG vectors.
Aspect Cropper
Crop images to standard social media aspect ratios without distortion.
Batch Format Converter
Convert batches of images between WebP, PNG, and JPG in one click.
WCAG Contrast Checker
Test foreground and background combinations against WCAG accessibility targets.
Zero-Knowledge Note
Share secret notes where data lives entirely in the URL hash fragment.
File Checksum Verifier
Compute and verify SHA-256, SHA-512, and MD5 hashes in memory.
EXIF & Metadata Stripper
Strip GPS coordinates and camera metadata from photos before sharing.
File Encryptor
Encrypt and decrypt files using military-grade AES-256-GCM in memory.
Browser Fingerprint
Inspect hardware identifiers and sandbox permissions your browser exposes.
Password Generator
Generate cryptographically secure passwords with entropy controls.
JSON Formatter
Format, validate, and minify JSON trees directly in memory.
Diff Checker
Compare two text or code snippets with side-by-side syntax highlighting.
Markdown Live Editor
Real-time Markdown editor with live GitHub-flavored HTML preview.
Base64 Encoder / Decoder
Encode and decode raw strings, files, and data URLs locally.