Camera, Mic & Media
Free, browser-based camera, microphone, and speaker tools - QR/barcode scanners, webcam and screen recorders, mic test, decibel meter, spectrum analyzer, and more. Everything runs on your device and is never uploaded.
- Audio Oscilloscope - Visualize Sound Waveforms OnlineVisualize sound waveforms from your microphone as an oscilloscope trace in real time. See the amplitude vs. time graph live in your browser.
- Audio Spectrum Analyzer - Frequency Visualizer OnlineVisualize the frequency spectrum of your microphone in real time using a live bar chart (FFT). Useful for audio analysis, room acoustics, and sound experiments.
- Barcode Scanner - Scan 1D/2D Barcodes with CameraScan EAN-13, UPC-A, Code 128, Code 39, and other barcodes with your camera or from an uploaded image. All processing happens locally in your browser.
- Binaural Beats Generator - Focus, Relax & Sleep TonesGenerate binaural beats for focus, relaxation, meditation, or sleep. Choose your carrier frequency and beat frequency. Use with headphones for best results.
- Camera Heart Rate Monitor - PPG Pulse EstimateEstimate your pulse by placing your fingertip over the camera lens. Uses photoplethysmography (PPG) color change analysis. For informational use only - not a medical device.
- Camera Light / EV Meter - Estimate Lux & Exposure from WebcamEstimate the lighting level in your scene using your webcam. Displays average luminance, approximate EV (exposure value), and a recommended exposure setting. Runs in your browser.
- Chord Progression Generator - Online Chord ProgressionsGenerate diatonic chord progressions in any key and scale mode. Preview common progressions like I-IV-V or ii-V-I with chord symbols and playback.
- Color Picker from Camera - Eyedropper via WebcamPoint your camera at any surface and click to pick the color. Get the HEX, RGB, and HSL values instantly. All processing is done locally in your browser.
- Decibel Meter - Sound Level Meter OnlineMeasure the sound level around you with your microphone. See real-time dBFS readings, peak level, and average. All audio processing is local - nothing is recorded or uploaded.
- Document Scanner to PDF - Scan with Camera OnlineUse your camera to scan documents and save them as PDFs in the browser. Capture multiple pages and download the combined PDF. Nothing is uploaded.
- Drum Machine / Beat Sequencer - Online Browser DrumsCreate and play drum patterns in your browser with this 16-step beat sequencer. Kick, snare, hi-hat and more. Adjust BPM and apply presets.
- DTMF Tone Generator - Phone Keypad Tones OnlineGenerate DTMF dual-tone multi-frequency signals for any phone keypad symbol (0-9, *, #, A-D). Click keys to dial and hear the tones in your browser.
- Face Landmark Detector - Real-Time Face Detection in BrowserDetect faces in your webcam feed in real time using the browser's built-in Face Detection API. Draws bounding boxes locally - no images are uploaded.
- Green Screen / Chroma Key Tool - Webcam Background RemoverRemove your webcam background using chroma key (green screen) technology. Choose a key color, adjust the threshold, and replace the background with any color or image - all in your browser.
- Guitar Chord Diagram Viewer - Common Guitar ChordsLook up guitar chord fingerings with SVG fretboard diagrams. Covers major, minor, and 7th chords. No download needed.
- Image Steganography - Hide Text in an ImageHide a secret text message inside any PNG image using LSB steganography, or reveal hidden messages from an image. All processing runs locally in your browser.
- Interactive Circle of Fifths - Music Theory ReferenceExplore the circle of fifths interactively. Click any key to see its key signature, relative minor, and diatonic chords. Essential music theory reference.
- Isochronic Tones Generator - Single-Tone Pulsing Brain EntrainmentGenerate isochronic tones for focus, relaxation, or sleep. Unlike binaural beats, isochronic tones work without headphones. Choose a brainwave preset or customize the carrier and pulse frequencies.
- Live ASCII Art Camera - Webcam to ASCII in Real TimeTurn your webcam feed into real-time ASCII art. Adjust the character density, invert colors, and copy or download the ASCII output. Runs entirely in your browser.
- Live BPM / Tempo Detector - Beat Detection from MicrophoneDetect the tempo (BPM) of music or rhythm in real time using your microphone. Uses onset energy detection to estimate beats per minute. No upload required - runs entirely in your browser.
- Microphone Test - Check Your Mic OnlineTest your microphone in the browser. See a live volume meter, waveform, and confirm audio input is working. No audio is recorded or uploaded.
- Music Scale Visualizer & Reference - Guitar Fretboard & PianoVisualize any music scale on a guitar fretboard and piano keyboard. Supports major, minor, pentatonic, blues, modes and more for all 12 roots.
- Online Hearing Test - Check Your Frequency Hearing RangeTest your hearing range by playing tones from 20 Hz to 20 000 Hz. Find the highest and lowest frequencies you can hear. For informational use only - not a medical device.
- Photo Filters & Effects Studio - Vintage, Sketch, Cartoon & MoreApply vintage, sepia, grayscale, sketch, cartoon, and other photo filters to any image in your browser. No upload required - all processing is done locally.
- Pixel Sorter / Glitch Art Generator - Pixel Sorting OnlineCreate glitch art by sorting pixels in your image by brightness, hue, or color channel. Adjust threshold and direction for different visual effects. Runs entirely in your browser.
- Posture Reminder - Webcam Slouch AlertUse your webcam to monitor your posture and get reminders when you slouch. The tool takes a baseline photo of your upright posture and alerts you when frame differences indicate significant movement.
- Pupillary Distance (PD) Measurer - Camera EstimateEstimate your pupillary distance (PD) using your webcam and a credit card as a scale reference. Click on your pupils and card edges to measure. For informational use - not a prescription tool.
- QR Code Scanner - Scan with Camera or Upload ImageScan QR codes using your camera or decode from an uploaded image. Detects URLs, Wi-Fi, vCards, and more. 100% client-side, nothing uploaded.
- Screen Color Eyedropper - Pick Any Color from Your ScreenPick any color from anywhere on your screen using the browser EyeDropper API. Get instant HEX, RGB, and HSL values. No extensions required.
- Screen Recorder - Record Your Screen in the BrowserRecord your entire screen, a window, or a browser tab directly in the browser. Download as WebM. No installs, no uploads, everything stays on your device.
- Speaker Test - Check Left & Right Audio ChannelsTest your speakers or headphones by playing tones through the left, right, or both channels. Check stereo separation and frequency response.
- Speech to Text Dictation - Voice to Text OnlineDictate text using your microphone. Uses the browser Web Speech API for real-time speech recognition. Copy or download your transcription. Nothing is sent to a server.
- Stop-Motion Animation Studio - Webcam Frame CaptureCreate stop-motion animations using your webcam. Capture frames one by one, preview the playback, and manage your frame sequence. Runs entirely in your browser.
- Teleprompter - Free Online Browser TeleprompterA free browser-based teleprompter. Paste your script, adjust speed, font size, and margins, then scroll hands-free. Pairs perfectly with your webcam for recording.
- Tilt-Shift / Miniature Effect Generator - Make Photos Look Like ModelsCreate a tilt-shift miniature effect from any photo. Keep a horizontal band in focus and blur the rest to make real scenes look like tiny scale models. Runs locally in your browser.
- Time-Lapse Webcam Recorder - Interval Capture in BrowserRecord time-lapse footage directly in your browser using your webcam. Set the capture interval, watch the frame count grow, and download the captured frames.
- Tinnitus Notch / Masker Tone Tool - Sound Therapy AidGenerate a customized masking noise with a notch filter centred on your tinnitus frequency. For informational and relaxation use only - not a medical treatment. Consult an audiologist for clinical advice.
- Virtual Background & Portrait Blur - Webcam Background BlurBlur your webcam background in real time without any app installation. Adjust blur strength and portrait area. All processing happens locally in your browser.
- Virtual Piano Keyboard - Play Piano in the BrowserPlay a virtual piano keyboard directly in your browser using your mouse or QWERTY keyboard. No plugins or downloads required. Great for learning notes.
- Vocal Range Finder - Sing Your Note Range with Mic Pitch DetectionDiscover your singing vocal range using your microphone. Sing your lowest and highest notes - the tool detects the pitch and displays your note range and voice classification.
- Voice Changer - Pitch Shift Your Voice in the BrowserRecord your voice and play it back at a different pitch - chipmunk, deep monster, or anything in between. No upload needed, runs entirely in your browser.
- Voice Recorder - Record Audio and Download as WAVRecord audio from your microphone in the browser and download the recording as a WAV file. No account, no upload, nothing stored on a server.
- Webcam Mirror - Use Your Camera as a Mirror OnlineUse your webcam as a live mirror in your browser. Flip horizontally, adjust zoom, and go full-screen. No video is recorded or uploaded.
- Webcam Motion Detector - Detect Movement OnlineDetect motion in real time using your webcam. Visualizes movement regions and triggers an alert. All video processing is local - nothing is recorded or uploaded.
- Webcam Photo Booth - Take Photos with Filters & EffectsTake photos with your webcam and apply fun filters and effects: grayscale, sepia, invert, warm, cool, and more. Download your photos instantly. Nothing is uploaded.
- Webcam Test - Check Your Camera OnlineTest your webcam quickly and privately. See a live preview, check resolution, frame rate, and switch between connected cameras. Nothing is recorded or uploaded.
- Webcam Video Recorder - Record Video in Your BrowserRecord video from your webcam directly in the browser using MediaRecorder. Preview the recording and download as WebM. No uploads, no account needed.
- White, Pink & Brown Noise Generator - Sleep & Focus SoundsGenerate white, pink, or brown noise for sleep, focus, or tinnitus relief. Adjust volume and choose noise color. Pure browser audio - no downloads needed.