Free, professional dataset annotation tool for editing bounding boxes in images. Supports Pascal VOC XML, YOLO, JSON formats. It lets users load a local folder of images and their XML annotation files (Pascal VOC or custom formats) directly in the browser without uploading anything to a server. Inspect and edit bounding boxes, adjust class labels, delete images, create missing XMLs with configurable mappings, and save changes back to the original files.

An instant, privacy-focused Ayurvedic body type calculator. Based on the Tridosha system, it analyzes your physical and mental traits to provide a detailed Vata-Pitta-Kapha breakdown with personalized lifestyle recommendations. No signup required. Take our free Ayurvedic body type test to discover your Vata, Pitta, or Kapha dosha. Get personalized diet, exercise, and lifestyle recommendations based on your Ayurvedic constitution. No signup required - instant results with PDF download.

Free online chore distribution calculator for families, couples & roommates. Split household chores fairly using our algorithm. Calculate time, effort & mental load. Save & share agreements instantly. No signup required. A simple, free tool that helps families, couples, and roommates fairly divide household chores based on time, effort, and availability. Visual balance makes workload clear and shareable. No login. Works on any device.

A free, student-friendly tool to generate statistics tables like frequency, cumulative frequency, and mean (direct method) with exam-style working. Built for Class 8–12 students & teachers. No login. Works on mobile. Generate 6 complete statistics tables instantly: Frequency, Cumulative, Mean, Mode, Median, Step Deviation & Ogive. Perfect for CBSE/ICSE Class 8-12 exams. Step-by-step solutions, interactive ogive plot, and exam-ready working.

A powerful bulk file renamer with smart rules, drag-and-drop sorting, metadata support, ZIP export, and 100% privacy — runs fully in your browser. Rename multiple files instantly with our advanced bulk filename renamer. Add prefixes, suffixes, replace text, auto-numbering, change case, remove duplicates, and download as ZIP. 100% client-side processing - no file uploads.

Free interactive tool that shows how expense changes impact your savings goals. Real-time scenario analysis, opportunity cost calculations, and beautiful financial visualizations. No registration required.

Free Chi-Square Calculator Online - Perform statistical hypothesis testing instantly. Calculate χ² tests, p-values, expected frequencies, and statistical significance. Professional tool with visual charts, CSV export, and step-by-step solutions. Perfect for students, researchers, and data analysts. No registration required. We invite the academic community to experience the fastest, most reliable way to validate statistical hypotheses.

Use our free 64-in-1 Advanced Percentage Calculator online to solve every type of percentage calculation instantly. Includes discount calculator, percentage increase/decrease, profit & loss, exam marks percentage,GST & tax, finance ratios,ROI, conversions etc.

Create fun and educational join-the-dots worksheets for kids. Upload an image, place dots, and download printable PDF or PNG dot-to-dot puzzles instantly. Perfect for teachers, parents, and homeschooling.

Generate Moore Machine transition tables instantly with our free online Finite State Machines tool. Supports Natural Language input, manual question entry, dynamic table generation, and visualization for students & professionals.

A free online diet planner that helps you create personalized meal plans using Indian and global foods. Get detailed nutrition reports, track calories, and discover healthy food suggestions — all in one clean, easy-to-use tool.

An interactive, free-to-use Personality Test that gives you instant insights into your traits, strengths, and tendencies. No sign-up required.

Meditation Timer is a free, standalone web tool designed to help you build a consistent meditation practice. Unlike other timers that can be cluttered or require sign-ups, this tool offers a clean, distraction-free interface with a focus on simplicity.

Generate and copy , responsive HTML & CSS buttons effortlessly. Our advanced tool offers extensive customization:colors, fonts, hover effects, shadows, and icons. Design unique, production-ready buttons for your website,ensuring perfect display on all devices.

Create fun and educational word search puzzles in seconds with the Find the Word Crossword Generator! Customize difficulty, letter case, and words. Instantly download printable PDFs. Perfect for kids, teachers, and puzzle lovers. Try it free now!