Music
Free music calculators: BPM tap tempo, note frequency converter, and more.
Audio Sample Rate Calculator
Calculate audio file size based on sample rate, bit depth, channels, and duration. Plan your storage for recording sessions.
BPM Calculator
Tap along to a beat to calculate its tempo in beats per minute (BPM). Just tap the button in rhythm and get an accurate BPM reading.
Chord Calculator
Find the notes in any chord. Select a root note and chord type to see the notes that make up the chord.
Concert Ticket Value Calculator
Calculate the true total cost of attending a concert including face price, fees, parking, food, and other expenses.
Delay Time Calculator
Calculate delay times in milliseconds for any BPM. Get values for quarter, eighth, sixteenth, dotted, and triplet notes.
Guitar String Tension Calculator
Calculate guitar string tension from scale length, tuning frequency, and string gauge. Supports lbs and kg.
Key Signature Calculator
Select a musical key to see its sharps or flats, relative major/minor, and all notes in the scale.
Note to Frequency Calculator
Convert musical notes to their frequency in Hz, or enter a frequency to find the nearest musical note. Based on A4 = 440 Hz standard tuning.
Practice Time Tracker Calculator
Calculate total practice hours and track progress toward mastery milestones using the 10,000 hour rule.
Room Acoustics Calculator
Calculate room resonant frequencies, RT60 reverberation time, and acoustic treatment recommendations from room dimensions.
Setlist Timer Calculator
Calculate total set time based on number of songs, average song length, and breaks between songs. Plan your perfect setlist.
Tempo Converter
Convert between BPM (beats per minute) and Italian tempo markings like Largo, Andante, Allegro, and Presto.
Transposition Calculator
Transpose music between keys. Select a key and interval to see all notes in the new key.
Vinyl to Digital Calculator
Estimate total recording time and file sizes for digitizing your vinyl record collection at different audio qualities.