Free Music Production Tools
Free Music Production Tools
83 free calculators, cheat sheets and audio tools for producers and mixing engineers. Fast, built to keep open in a tab, and many run entirely in your browser. No sign-up, no fluff.
Calculators & cheat sheets
Tempo, tuning, theory and levels — sorted in seconds.
Vocal Chain Generator
Answer a few taps, get a full mic-to-master vocal chain with links.
Open tool →Delay & Reverb Time Calculator
BPM to delay times in ms + Hz and reverb pre-delay/decay.
Open tool →Note to Frequency Calculator
Exact Hz for any note and octave, plus a full chart.
Open tool →Mixing Frequency Cheat Sheet
What frequency every instrument lives in, with a live EQ curve.
Open tool →Streaming Loudness Targets (LUFS)
Target LUFS for Spotify, YouTube, Apple and more.
Open tool →Camelot Harmonic Mixing Wheel
Find compatible keys for smooth harmonic mixing.
Open tool →Scale & Chord Finder
Notes in any scale and chord on an interactive keyboard.
Open tool →Chord Progression Generator
Diatonic chords and popular progressions in any key.
Open tool →Tape / Vari-Speed Calculator
Change tempo like tape and see the pitch shift in semitones.
Open tool →Samples to ms / Hz Calculator
Convert samples, milliseconds and Hz at any sample rate.
Open tool →Song Length & Bars Calculator
Turn bars and BPM into minutes and seconds.
Open tool →Pitch & Semitone Calculator
Semitones, cents and playback-speed pitch shifts.
Open tool →Gain Staging Reference
Target levels and headroom for a clean, pro mix.
Open tool →Decibel (dB) Converter
dB to amplitude ratio and percent, both ways.
Open tool →Note to MIDI Number
MIDI number to note and Hz, and back with cents.
Open tool →Room Mode Calculator
Axial standing-wave frequencies from your room size.
Open tool →Swing / Groove Calculator
Swing percent to exact note lengths in ms.
Open tool →Compressor Settings Calculator
Attack, release and ratio for any source, synced to your BPM.
New →Streaming Payout Calculator
Spotify, Apple, YouTube, TikTok, Reels and 11 more — add every platform, get one total after cuts.
New →Sidechain Compression Calculator
Release time and pump curve for any BPM.
New →Compression Ratio Calculator
Threshold, ratio and knee to output level and gain reduction.
New →Noise Gate Threshold Calculator
Measure the noise floor, get gate and expander settings.
New →808 Tuner & Key Calculator
Fundamental Hz and sample pitch offset for any key.
New →Audio File Size Calculator
WAV, MP3 and FLAC size from length, rate and depth.
New →Chord Transposer & Capo Calculator
Shift a chord chart to any key, with capo options.
New →Chord Identifier
Click the notes, get the chord name and inversion.
New →Song Structure Generator
Arrangement map with bars and timestamps for your genre.
New →Vocal lab
Everything vocals: separate, mix, test and copy real chains.
Plugin Swap: Plugin Alternative Finder
Missing a plugin in a chain? Get free and cheaper swaps with a % match.
New →Mix My Vocal
Hear your raw vocal through a pro chain — A/B and download.
New →Vocal Range Test
Sing low, sing high — get your range, octaves and voice type.
New →Pop Vocal Chain
The full pop chain with real settings for every stage.
New →Rap Vocal Chain
Dry, dense, upfront — the rap chain, stage by stage.
New →R&B Vocal Chain
Silky compression, air and lush space — dialed in.
New →Trap Vocal Chain
Hard tune, heavy FET, psychedelic space — the recipe.
New →Rock Vocal Chain
Bite, parallel distortion and ambience that cuts through guitars.
New →Vocal Problem Finder
Why do your vocals sound bad? 3 questions → likely cause, bypass test, starting settings.
New →Autotune Troubleshooter
Warble, wrong notes, robotic steps, chipmunk — find the cause and the first fix.
New →Vocal Chain Order Checker
Build your plugin order, get flagged mistakes and the recommended sequence.
New →Which Mic for My Voice?
5-question quiz: voice, room, budget, interface → 3 honest mic picks.
New →Vocal Stem Prep Checklist
Export vocals for a mixer the right way — DAW-specific steps, copy for your engineer.
New →Is the Vocal Chain Bible for Me?
Honest 60-second check: strong fit, fit with a note, or not for you right now.
Quiz →Vocal Sibilance Finder
Drop a vocal, hear every harsh S, get the exact de-esser frequency — 100% in your browser.
New →Vocal–Beat Balance Check
Drop the vocal and the beat: too quiet, too loud or masked — with the dB number and a fix you can hear.
New →Vocal Clip Gain Planner
Phrase-by-phrase gain moves for a take, so the compressor stops working overtime. Copy the plan into your DAW.
New →Vocal Mixing Ear Test
7 A/B rounds on real dry vocals: de-esser, 3 kHz, 150 Hz, compression, reverb, delay, 6 dB.
New →Vocal Chain Budget Builder
Genre + DAW + budget → a 10-stage chain with a free plugin in every slot.
New →Vocal Compression Settings
Two-stage compressor starting points by genre and voice.
New →Vocal EQ Cheat Sheet
Pick the problem, get the frequency, Q and amount.
New →Vocal Reverb & Delay Settings
Pre-delay, decay, type and synced delays by genre.
New →Autotune Settings Calculator
Retune speed, humanize and key notes by style.
New →Vocal Doubler & Width Calculator
Haas delays, detune cents and pan for wide vocals.
New →Vocal Harmony Generator
Thirds, fifths and sixths for any melody note in key.
New →Lyric Syllable Counter & Flow Meter
Syllables per line, bar and beat at your tempo.
New →Audio file tools — 100% in your browser
Drop a file, get a WAV or MP3. Your audio never leaves your computer.
Vocal Remover
Studio-grade separation: instrumental + acapella from any song.
New →Audio Cutter & Trimmer
Trim or cut audio on a waveform, export WAV or MP3.
New →Audio Speed Changer
Slowed + reverb, nightcore or any speed — tape-style.
New →Vocal to Dubstep Growl Bass
Turn any vocal into a vocoder saw / growl bass.
Open tool →Stereo to Mono Converter
Sum a stereo file to a clean mono WAV.
Open tool →Channel Splitter
Extract the left or right channel as a mono WAV.
Open tool →Audio to MP3 Converter
WAV or any file to MP3 at 128-320 kbps.
Open tool →Audio to WAV Converter
Turn MP3, M4A, FLAC or OGG into a 16-bit WAV.
Open tool →Sample Rate Converter
Resample to 44.1k, 48k, 96k and export WAV.
Open tool →WAV Bit Depth Converter
Export 16-bit or 24-bit PCM WAV.
Open tool →Audio Normalizer
Peak-normalize any file to a target dBFS.
Open tool →Gain / Volume Changer
Apply a precise dB boost or cut and export WAV.
Open tool →Reverse Audio
Flip any sound backwards and export a WAV.
Open tool →Phase / Polarity Inverter
Flip polarity to fix phase or run null tests.
Open tool →Silence Trimmer
Auto-crop dead air from the start and end.
Open tool →Fade In / Fade Out
Add a smooth fade in or fade out with three curves.
New →Audio Joiner & Merger
Merge several audio files into one WAV, in the browser.
New →Analyze & record
Find BPM and key, measure loudness, tune up and record — free, in the browser.
BPM Detector + Tap Tempo
Drop a song, get its tempo — or tap it out by hand.
New →Song Key Finder
Detect the key and Camelot code of any track.
New →LUFS Meter
Measure integrated LUFS and check Spotify / Apple targets.
New →Online Tuner (Mic)
Chromatic tuner for guitar, bass and voice — ±1 cent.
New →Voice Recorder & Mic Test
Record from your mic, watch levels, download a WAV.
New →Online Spectrum Analyzer
Real-time frequency analyzer for mic or audio file.
New →Phase Correlation & Mono Compatibility Checker
Correlation, mono loss and low-end phase for any mix.
New →Audio Clipping Detector
Find clipped samples, true peak and where they happen.
New →Sound generators
Tones, clicks and noise on demand.
Online Metronome + Tap Tempo
A clean metronome with tap tempo, in your browser.
Open tool →Online Tone Generator
Play any frequency, see the note, download a WAV.
Open tool →Noise Generator
White, pink and brown noise to play or download.
Open tool →Binaural Beat Generator
Different tone per ear, with brainwave band and WAV.
Open tool →Melody Generator
Random melodies in key, playable, with MIDI download.
New →Tools that do the boring work for you
Every tool here solves one job in seconds: sync an effect to your tempo, find a note frequency, hit the right loudness for streaming, pick a key that mixes in harmony, build a full vocal chain, convert a stereo file to mono, turn a WAV into an MP3, turn a vocal into a growl bass, or generate a clean test tone. They are free, most run entirely in your browser, and they are built in the same studio style so you always know where you are.
The newest additions cover the most requested jobs: a vocal remover for instant instrumentals, a BPM detector, a song key finder, an online LUFS meter, a mic-powered tuner, a private voice recorder, an audio cutter, a speed changer for slowed + reverb edits, a compressor settings calculator and a fade tool.
New this month: Plugin Swap, a plugin alternative finder with free swaps for 8,900+ plugins, a vocal compression settings generator, a vocal EQ cheat sheet, vocal reverb & delay settings, an Autotune settings calculator, a vocal doubler calculator, a harmony generator, a syllable counter for lyrics, an 808 tuner, sidechain, compression ratio and noise gate calculators, a spectrum analyzer, a phase correlation meter, a clipping detector, an audio joiner, a chord identifier, a chord transposer, a song structure generator, a melody generator with MIDI export and an audio file size calculator.
This page is the home base — bookmark it and jump to whatever you need mid-session. New tools get added here as they go live.
FAQ
Are these tools really free?
Yes. Every tool on this page is free to use, with no sign-up. The paid step is the plugins on Meshplugins.com that do the same jobs automatically inside your DAW.
Do the audio tools upload my files?
No. The audio file tools, including the MP3 converter, run entirely in your browser, so your audio never leaves your computer.
Do they work on mobile?
Yes. They run in any modern browser on phone, tablet or desktop.
Can I remove vocals or find the BPM and key of a song?
Yes. The Vocal Remover makes an instrumental from any stereo song, the BPM Detector finds the tempo, and the Song Key Finder detects the key with its Camelot code - all free, all in your browser.
Who makes these?
IvanFromRnD / Meshplugins.com — built from secrets learned interviewing 100+ Grammy winners.
Popular production guides
Deeper dives from the blog — free, producer-to-producer, no fluff.
Want this power inside your DAW?
These tools are the free version. The plugins do the same jobs on your tracks automatically. Pro studio results, bedroom-friendly.
Real sauce. No fluff.