100 free production tools

Get the number. Keep making.

Tempo, tuning, levels, room acoustics, storage, and session planning. Find a tool and get straight to work — no signup.

100 tools

Flagship tool

Vocal Chain Builder

Create an adaptable vocal signal path from the source, room, genre, and result you want.

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Quick calculator

Reverb Pre-Delay Calculator

Convert BPM into musically timed pre-delay values, from whole notes to triplets.

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Storage calculator

Audio File Size Calculator

Estimate uncompressed session storage from sample rate, bit depth, channels, duration, and track count.

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Timing

Delay Time Calculator

Find straight, dotted, and triplet delays at your session tempo.

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Timing

Note Duration Calculator

Translate a written note denominator into milliseconds.

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Timing

Delay to BPM

Recover a tempo from a known rhythmic delay time.

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Timing

Bars to Time

Plan arrangement length with bars and a time signature.

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Timing

Time to Bars

Find how many bars fit an edit or cue duration.

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Timing

Loop BPM Calculator

Estimate a loop tempo from its length and counted beats.

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Timing

Tempo Change Percentage

Compare source and destination tempos before stretching.

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Timing

Time Stretch Duration

Predict the new length of a tempo-matched sample.

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Timing

Swing Timing Calculator

See the long and short parts of an eighth-note pair.

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Timing

Polyrhythm Grid

Compare evenly spaced pulses over the same musical span.

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Timing

Tempo-synced LFO Rate

Set an unsynced modulation rate from a beat length.

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Timing

LFO Period Calculator

Convert a free-running modulation frequency into cycle time.

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Timing

Delay Feedback Tail

Estimate repeats and time until a feedback loop falls below a level.

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Timing

Delay Repeat Attenuation

Predict how much level remains after a chosen number of repeats.

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Pitch

MIDI Note to Frequency

Convert a MIDI note number into a tuned frequency.

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Pitch

Frequency to Note

Find the nearest equal-tempered note and cents offset.

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Pitch

Frequency Transposition

Move a measured frequency by semitones and cents.

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Pitch

Cents to Frequency Ratio

Convert fine tuning into a frequency multiplier.

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Pitch

Frequency Interval

Measure the interval between two frequencies.

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Pitch

Tuning Reference Shift

Find the global tuning offset between two A4 standards.

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Pitch

Detune Beat Rate

Estimate beating between two nearby sine frequencies.

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Pitch

Varispeed Pitch Shift

Calculate pitch change when playback speed also changes.

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Pitch

Pitch Shift to Playback Speed

Set tape-style speed from a desired transposition.

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Pitch

Harmonic Series Calculator

List the first eight harmonic frequencies of a fundamental.

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Pitch

Subharmonic Series Calculator

Explore integer divisions beneath a reference frequency.

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Pitch

Equal Temperament Step

Explore tuning systems with a chosen number of equal octave divisions.

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Digital

Samples to Milliseconds

Translate a sample offset into time at the session sample rate.

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Digital

Milliseconds to Samples

Find a sample offset from a desired time shift.

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Digital

Buffer Latency Calculator

Calculate one audio buffer’s duration.

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Digital

Round-trip Latency Estimate

Budget input and output buffers plus known fixed latency.

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Digital

FFT Bin Spacing

Compare FFT bin spacing at different transform lengths.

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Digital

FFT Window Duration

See the time span covered by an analysis window.

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Digital

Nyquist Frequency

Find half the sample rate for sampling calculations.

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Digital

Aliasing Frequency Calculator

Predict where a single sinusoid folds after ideal sampling.

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Digital

Sample-rate Conversion Ratio

Compare source and destination sample rates.

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Digital

Quantization Levels

Calculate the number of levels in integer PCM.

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Digital

Ideal Quantization SNR

Estimate theoretical full-scale sine quantization SNR.

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Digital

Duration to Sample Count

Count sample frames in a recording of known duration.

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Levels

dB to Amplitude

Convert a gain adjustment into a linear amplitude multiplier.

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Levels

Amplitude to dB

Express a nonzero amplitude ratio as a gain change.

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Levels

dB to Power Ratio

Convert decibels into a relative power multiplier.

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Levels

Power Ratio to dB

Express a positive power ratio in decibels.

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Levels

dBu to Volts

Convert an analog level referenced to 0.775 volts RMS.

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Levels

Volts to dBu

Translate measured RMS voltage into dBu.

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Levels

dBV to Volts

Convert dBV using a one-volt RMS reference.

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Levels

Volts to dBV

Express RMS voltage relative to one volt.

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Levels

Sine Peak and RMS

Convert peak amplitude of an ideal sine wave to RMS.

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Levels

Crest Factor Calculator

Compare peak and RMS levels measured on the same signal.

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Levels

Coherent Signal Sum

Predict equal in-phase copies summed without attenuation.

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Levels

Uncorrelated Level Sum

Estimate total power of equal uncorrelated signals.

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Levels

Headroom Margin

Compare a measured peak with an explicit output ceiling.

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Levels

Gain Chain Calculator

Combine three gain stages and inspect the final level.

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Dynamics

Compressor Static Output

See a hard-knee compressor’s steady-state input/output result.

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Dynamics

Compression Gain Reduction

Estimate steady-state reduction above a threshold.

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Dynamics

Compression Ratio from Levels

Find a static ratio from input and output excursions above threshold.

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Dynamics

Makeup Gain Estimate

Compare measured before/after average levels for gain matching.

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Dynamics

Peak Normalization Gain

Calculate a gain change to move a measured peak to a target.

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Dynamics

Loudness Gain Estimate

Estimate linear gain between measured and desired integrated loudness.

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Dynamics

Parallel Dry/Wet Weights

Inspect linear amplitude weights for a parallel blend.

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Dynamics

Equal-power Crossfade

Calculate sine/cosine weights for an equal-power fade.

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Dynamics

Envelope Time Constant

Relate an exponential decay constant to a target attenuation.

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Acoustics

Sound Wavelength

Relate a frequency to wavelength at a chosen sound speed.

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Acoustics

Distance to Acoustic Delay

Estimate travel time over a measured path length.

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Acoustics

Path Difference to Phase

Calculate frequency-specific phase from a path difference.

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Acoustics

Phase to Delay

Find the shortest specified phase offset as a time shift.

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Acoustics

Axial Room Modes

List the first six axial resonances for one room dimension.

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Acoustics

Rectangular Room Mode

Calculate one axial, tangential, or oblique room mode.

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Acoustics

Room Volume and Surface Area

Calculate rectangular-room dimensions for acoustic planning.

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Acoustics

Sabine RT60 Estimate

Estimate reverberation time from volume and equivalent absorption.

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Acoustics

Monitor Triangle Geometry

Find listening distance behind the line of an equilateral speaker pair.

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Acoustics

Comb Filter Nulls

Predict cancellation frequencies for equal direct and delayed copies.

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Storage

Encoded Audio File Size

Estimate storage for a constant-bitrate audio export.

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Storage

PCM Audio Bitrate

Calculate an uncompressed stream’s data rate.

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Storage

Recording Capacity

Estimate raw PCM duration that fits available storage.

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Storage

Audio Transfer Time

Estimate how long a session upload or download takes.

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Storage

Stem Export Storage

Budget a multi-stem PCM delivery.

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Storage

Clock Drift Calculator

Estimate timing drift from a clock-rate error.

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Storage

Offline Render Time

Plan a batch export from duration and observed render speed.

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Storage

Backup Capacity Planner

Budget independent full copies of a session archive.

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Electronics

Headphone Power from Voltage

Estimate electrical power at a headphone’s nominal impedance.

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Electronics

Headphone Voltage from Power

Calculate voltage required for a specified resistive-load power.

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Electronics

Headphone SPL Estimate

Estimate output from sensitivity and electrical power.

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Electronics

Headphone Sensitivity Units

Convert a per-mW sensitivity rating into a per-volt rating.

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Electronics

Amplifier Voltage Estimate

Relate rated resistive-load power to RMS output voltage.

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Electronics

Parallel Impedance

Calculate two resistive loads in parallel.

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Electronics

Series Impedance

Calculate two resistive loads in series.

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Electronics

Input Loading Loss

Estimate voltage loss from source and input impedance.

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Session

MIDI Pitch Bend Value

Convert a desired bend to the 14-bit pitch-bend value.

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Session

MIDI Ticks to Time

Translate sequencer ticks at a known PPQ resolution.

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Session

MIDI Clock Timing

Calculate the standard 24-clock-pulses-per-quarter interval.

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Session

Euclidean Rhythm Pattern

Distribute a pulse count as evenly as possible across a step grid.

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Session

Recording Input Planner

Count physical inputs for mono and stereo sources.

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Session

Cue Mix Output Planner

Count analog outputs for independent stereo performer mixes and monitors.

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Session

Recording Session Time

Estimate session length from setup, takes, breaks, and cleanup.

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Session

Tap Tempo

Tap along to a track and estimate quarter-note BPM.

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Session

Reference Tone Generator

Play a quiet sine wave at a chosen frequency.

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Session

Metronome

Hear a steady quarter-note click with a bar accent.

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