1tool
A collection of practical web tools to help you test, measure, and optimize your digital experience.
Verify that all keys on your keyboard are functioning correctly with this interactive tool.
Check your mouse buttons, scroll wheel, and tracking accuracy with this comprehensive mouse testing tool.
Find out how quickly you can react to visual stimuli with this simple yet accurate reaction time test.
Quickly rename a batch of files in a selected folder using various rules and patterns.
Professional ADHD self-assessment based on WHO/Harvard Medical School ASRS scale for preliminary screening.
High-quality Labubu Live Photo wallpapers with full preview and download experience in Safari browser.
Take this scientifically-based personality assessment to discover your introversion-extroversion tendencies and better understand yourself.
Comprehensive assessment of your color perception abilities through scientifically designed test modes including hue sorting, color matching, and color difference detection.
Simulate LED display screen effects with multiple scrolling directions, text layouts, and color configurations for stunning scrolling text effects.
Create professional favicons from your images for websites and web applications
Upload PPTX, DOCX, XLSX, XLS, PDF, or MP3 files to extract and convert content to markdown format
Upload Excel files for comprehensive AI analysis, visualizations, and downloadable reports
Upload images to compress, resize, and convert between formats like JPEG, PNG, WebP, and more
Paste JSON text or upload JSON files to format, validate, compress, and copy any property or value