All Tools
Every free YuliusBox tool in one place. Most run 100% in your browser — your files never leave your device.
Screenshot Beautifier
Wrap your screenshots in a stylish browser window with gradients.
HEIC to JPG Free
Convert HEIC/WebP photos to JPG instantly in your browser. 100% Local processing via WebAssembly.
Bulk Image Compression
Compress unlimited JPG/PNG/WebP images locally. High efficiency, privacy-first, and 100% free.
PDF Toolkit
Merge, Split, and Compress PDF files locally.
Video to GIF
Convert MP4/MOV to animated GIF locally using FFmpeg WASM.
Secure ID Watermarker
Add security watermarks to ID cards locally. Prevent unauthorized use.
Local AI Transcription
Convert Audio (MP3/WAV) to text locally using OpenAI Whisper (WASM).
Excel Formula Bot
Convert natural language to complex Excel/Google Sheets formulas instantly.
Polite Email Paraphraser
Rewrite your emails to be professional, polite, and persuasive.
AI Regex Generator
Generate and explain complex Regular Expressions using AI.
JSON to Code
Convert JSON to TypeScript, Go, or Dart models instantly.
AI SQL Builder
Generate optimized SQL queries from natural language.
AI Cron Generator
Convert natural language to Cron expressions easily.
Privacy & Terms
Generate standard legal documents for your apps instantly.
Social Media Safe Zone
Preview TikTok/Reels/Shorts overlays to avoid blocked content.
YouTube Title Optimizer
Generate viral, high-CTR titles and SEO tags with AI.
Color Palette Generator
Extract perfect color palettes from any image instantly.
AI Background Remover
Remove image backgrounds instantly in the browser. 100% Private.
Image Resizer & Crop
Resize, crop, and convert image formats locally in your browser.
Internet Speed Test
Check your internet ping, download, and upload speeds.
Social Media Video Downloader
Extract and download videos from YouTube, TikTok, Instagram, Twitter, etc. without watermarks.
Word to PDF Converter
Convert Word documents (.doc, .docx) to PDF format securely in the cloud.
Excel to PDF Converter
Convert Excel spreadsheets (.xlsx, .csv) to PDF format securely in the cloud.
PPT to PDF Converter
Convert PowerPoint presentations (.pptx, .ppt) to PDF format securely.
URL to PDF Converter
Convert any public website or URL into a high-quality PDF document.
Image Grid Joiner
Combine multiple images into a seamless grid instantly. 100% processing locally on your device.
Image Grid Splitter
Split a single image into a grid of smaller pieces (e.g., 3x3). 100% local processing.
Domain Lookup
WHOIS/RDAP lookup: registrar, expiry, name servers, plus bulk availability checks across popular extensions.
EXIF Remover
View hidden photo metadata (camera, GPS, timestamps) and wipe it clean. AI-generation marker detection included.
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