Blog
Tutorials, guides, and tips for free browser-based tools.
Free Online Metronome: Practice Music With Better Timing
Use a free online metronome with adjustable BPM, time signatures, and accent patterns. No app download, works in any browser.
Free Citation Generator — APA, MLA, Chicago, Harvard
Generate citations and bibliographies in your browser. APA 7th, MLA 9th, Chicago, Harvard. No account, no upload.
Free Grade Calculator — Weighted GPA, Percentage, and Letter Grades
Calculate weighted grades, GPA, and final grade needed. Free, private, no account. Works for any grading system.
Free Music Tools — Guitar Tuner, Metronome, Piano, and More
Tune your guitar, set a metronome, find piano chords, mix sleep sounds — all in your browser. Free, no app required.
Free Recipe Scaler & Cooking Measurement Converter
Scale any recipe up or down instantly. Convert cups to grams, Fahrenheit to Celsius. Free, no app, works in browser.
Free Science Tools -- Ohm's Law, Resistor Calculator, and More
Calculate Ohm's law, decode resistor colors, convert scientific units. Free browser tools for students and engineers.
Free Travel Calculator — Distance, Flight Time, and Trip Cost
Calculate distances between cities, flight times, travel costs, and jet lag. Free browser tools for trip planning.
Free Video to MP3 Converter — No Upload, No Software
Extract audio from any video in your browser. MP4 to MP3, WebM to MP3. No upload, no account, 100% private.
Free Local Password Manager — Encrypted, No Account, No Cloud
Store passwords locally in your browser with AES encryption. No account, no cloud sync, no uploads. 100% private.
Free Background Remover — No Upload, Instant Results
Remove image backgrounds in your browser. Magic wand + color range selection. Zero uploads.
Free Countdown Timer & Pomodoro Timer — No App, Works in Browser
Set a countdown timer or use the Pomodoro technique in your browser. No download, no account. Sound alerts included.