Scan QR codes with your camera or upload an image to decode QR code content.
Pick one option or shuffle a list fairly from text, images, video, and audio without uploading your choices.
Test your clipboard content with real-time paste detection for text, images, and more.
Convert colors between HEX, RGB, HSL, OKLab, and OKLCH formats with color scheme generator.
Generate UUIDs of different versions with customizable options.
Test your camera and microphone online with live preview, audio level, device diagnostics, and a private local recording check.
Record a screen, window, or browser tab privately in your browser, with optional microphone audio and a local video download.
Encode UTF-8 text to Base32 or decode Base32 values locally.
Encode or decode Base64 strings.
Convert CSV and XLSX spreadsheets in private browser-only batches with no uploads.
Convert MP3 and WAV audio, or extract MP3 audio from MP4, in private browser-only batches with no uploads.
Convert PNG, JPEG, and WebP images in private browser-only batches with no uploads.
NDNCI