Online Audio Reverb Tool - Add Room Ambience
Add artificial reverb to an audio recording. Choose from small room to large hall. Wet/dry mix. Convolution‑based.
UD5 Toolkit
Clean up your vinyl recordings by removing clicks, pops, and crackles with intelligent transient detection. Upload, adjust, and restore your audio in seconds.
Add artificial reverb to an audio recording. Choose from small room to large hall. Wet/dry mix. Convolution‑based.
View and edit ID3 tags of MP3 files, including title, artist, album, and artwork. All processing in your browser; no files uploaded.
Look up front and rear wiper blade sizes by car model. Never buy the wrong length again.
Paste a simple drum tab or select a pattern and hear it played. Learn drum set notation interactively.
Enter material thickness and get the recommended pop rivet diameter and grip range.
Enter drum diameter, depth, and material to find the shell's approximate fundamental note. For tuning reference.
Enter total drive time or playlist length to figure out how many songs you need. Convert time to estimated tracks.
Paste text, highlight important parts, and extract only highlights. Great for research and studying. Entirely client-side.
Enter a song title and artist to find lyrics using public APIs. Quick preview and copy. A lightweight tool for music lovers.
Accurate online stopwatch with lap and split time capabilities. Start, pause, and reset. Ideal for sports and presentations. Runs natively in the browser.
Paste HTML and detect elements with aria‑hidden='true' that contain focusable children. An easy a11y win to fix.
Extract the thumbnail image for any YouTube video by pasting its URL. Download in multiple resolutions (HD, SD). Simple and fast.
See how old your hamster is in human-equivalent years. Fun fact: a 3-month-old hamster is already a young adult. Local only.
Enter green, yellow, gray letters from your Wordle guess and get a filtered list of possible words. Your secret weapon. Local logic only.
Advanced metronome with eighth, triplet, and sixteenth note subdivisions. Accent controls. Web Audio scheduling.
Log medications daily with dose, time. See missed doses. Reminder for refill date. Data local.
Find the correct spot to drill for a heel strap button. Interactive visual guide with measurements.
Countdown timer for applying a heating pad. Includes recommended max session. Prevent burns.
Build a horizontal scroll‑snap container with configurable snap‑type and alignment. Perfect for image galleries.
Enter rolls remaining and household size to estimate weeks of supply. A humorous yet practical aid.
Enter the initial amount, half‑life, and time to find remaining quantity. Nuclear science helper.
Log your daily mood and view trends on a calendar. Encourages mindfulness. Data stored only in your browser's localStorage for complete privacy.
Enter log pile dimensions to calculate cords and face cords. Also estimate heat content in BTUs by wood species. Local reference.
Estimate monthly mortgage payments with amortization schedule. Input loan amount, interest rate, and term. All calculations performed securely on your device.
Look up pilot hole and clearance hole sizes for wood screws. Conversion between gauge and mm.
Answer questions about fit and follow visual tests to ensure your boots are the correct size.
Simulate an earthquake alarm with a countdown and visual instructions for Drop, Cover, and Hold On.
Click a root key and chord type (Maj, min, 7th) to see the notes highlighted on a piano keyboard. Learn chords fast.
Enter a chemical formula (e.g., H2O, C6H12O6) and calculate its molar mass. Handles parentheses and hydrates. Pure frontend.
Track which stage of tumbling your rocks are in, record grit amounts, and get reminders for when to advance to the next grit.