Audio file extensions

The Audio Files category includes compressed and uncompressed audio formats, which contain waveform data that can be played with audio playback software. This category also includes MIDI files, musical scores, and audio project files, which typically do not contain audio data.
.aif Audio Interchange File Format
.iff Interchange File Format
.m3u Media Playlist File
.m4a MPEG-4 Audio File
.mid MIDI File
.mp3 MP3 Audio File
.mpa MPEG-2 Audio File
.ra Real Audio File
.wav WAVE Audio File
.wma Windows Media Audio File
.aa Audible Audio Book File
.aa3 ATRAC Audio File
.acd ACID Project File
.acd-zip Sony ACID Project With Embedded Media File
.acm Interplay Audio File
.afc Mass Effect 2 Audio File
.als Ableton Live Set File
.amr Adaptive Multi-Rate Codec File
.amxd Ableton Max Patch File
.amz Amazon MP3 Downloader File
.ape Monkey's Audio Lossless Audio File
.at3 ATRAC3 Audio File
.caf Core Audio File
.cda CD Audio Track Shortcut
.cpr Cubase Project
.dcf DRM Content Format File
.dmsa Music Disc Creator Project File
.dmse Sound Editor Project File
.dss Digital Speech Standard File
.emp eMusic Music Download File
.emx eMusic Download File
.flac Free Lossless Audio Codec File
.gpx Guitar Pro 6 Document
.logic Logic Pro Project File
.m3u8 UTF-8 M3U Playlist File
.m4b MPEG-4 Audio Book File
.m4r iPhone Ringtone File
.midi MIDI File
.mod Amiga Music Module File
.mxl Compressed MusicXML File
.nki KONTAKT Instrument File
.nra Nero Audio Compilation
.ogg Ogg Vorbis Audio File
.omf Open Media Framework File
.pcast iTunes Podcast File
.pls Audio Playlist
.ptf Pro Tools 7 Session File
.ptx Pro Tools 10 Session File
.ram Real Audio Metadata File
.rns Reason Song File
.rx2 REX2 Audio File
.seq PowerTracks Pro Audio Project File
.sesx Adobe Audition Session File
.sib Sibelius Score
.slp SpectraLayers Pro Project
.snd Sound File
.3ga 3GPP Audio File
.4mp 4-MP3 Database File
.8svx Amiga 8-Bit Sound File
.a2m AdLib Tracker 2 File
.aac Advanced Audio Coding File
.aax Audible Enhanced Audiobook File
.abc ABC Music Notation
.abm Music Album
.ac3 Audio Codec 3 File
.acd-bak Sony ACID Project Backup File
.act ADPCM Compressed Audio File
.adg Ableton Device Group
.adt ADTS Audio File
.adts Audio Data Transport Stream File
.agm DTS Multi-channel Pro Packer File
.agr Ableton Groove File
.aifc Compressed Audio Interchange File
.aiff Audio Interchange File Format
.akp Akai Sampler File
.alc Ableton Live Clip File
.amf Advanced Module File
.ams Velvet Studio Module
.ams Extreme Tracker Module
.aob DVD-Audio Audio Object File
.apl Monkey's Audio Track Information File
.asd Ableton Live Sample Analysis File
.au Audio File
.aud Video Game Compressed Audio File
.aup Audacity Project File
.band GarageBand Project File
.bap Blaze Audio Wave Information File
.bdd CARA Sound Radiation Data File
.bidule Bidule Layout File
.bun Cakewalk Bundle File
.bwf Broadcast Wave File
.bww Bagpipe Player File
.caff Core Audio File
.cdda CD Digital Audio File
.cdlx Audition CD Layout File
.cdo Crescendo Music Notation File
.cdr Raw Audio CD Data
.cel Audition Loop
.cfa Adobe Conformed Audio File
.cgrp Pro Tools Clip Group File
.cidb iTunes CD Information File
.ckb Cricket Audio Bank File
.conform Conformalizer Change List File
.copy Sony Ericsson Protected Content File
.cpt DTS Compact Audio File
.csh Cubase Waveform File
.cts CrazyTalk Script File
.cwb Cakewalk Bundle
.cwp Cakewalk SONAR Project
.dcm DCM Audio Module
.dct Dictation Audio File
.dewf SoundEdit Recorded Instrument
.df2 Defractor 2 Instrument
.dfc Defractor Instrument
.dig Digilink Audio File
.dig Sound Designer Audio File
.dls Downloadable Sounds File
.dm DRM Delivery Message
.dmf Delusion Digital Music File
.dra Nuance Dragon Voice Recording File
.drg I-Doser Audio Drug File
.ds2 Olympus DSS Pro Audio File
.dsf Delusion Digital Sound File
.dsm Digital Sound Module
.dtm DigiTrakker Module
.dts DTS Encoded Audio File
.dtshd DTS-HD Master Audio File
.dvf Sony Digital Voice File
.dwd DiamondWare Digital Audio File
.efa Ensoniq ASR File
.efk Ensoniq KT File
.efq Ensoniq SQ1/SQ2/KS-32 File
.efs Ensoniq SQ-80 File
.efv Ensoniq VFX-SD File
.emd ABT Extended Module
.esps ESPS Sampled Data File
.f2r Farandoyle Linear Module File
.f32 Raw 32-Bit Audio File
.f3r Farandoyle Blocked Module File
.f4a Adobe Flash Protected Audio File
.f64 Raw 64-Bit Audio File
.fdp FMOD Project File
.fev FMOD Audio Events File
.flp FruityLoops Project
.frg Sony Sound Forge Pro Project File
.fsb FMOD Sample Bank File
.fsm Farandole Composer WaveSample File
.ftm FamiTracker Module
.fzf Casio FZ-1 Full Dump
.fzv Casio FZ-1 Voice Dump
.g721 G.721 Audio File
.g723 G.723 Audio File
.g726 G.726 Audio File
.gbs GameBoy Sound File
.gig Tascam GigaSampler File
.gp5 Guitar Pro 5 Tablature File
.gpbank Guitar Pro Sound Bank File
.gpk WaveLab Audio Peak File
.groove ACID Groove File
.gsm Global System for Mobile Audio File
.hsb HALion Sound Bank File
.ics IC Recorder Sound File
.igp Igor Published Music Notation File
.isma IIS Smooth Streaming Audio File
.iti Impulse Tracker Instrument
.k26 Kurzweil K2600 File
.kar Karaoke MIDI File
.kfn KaraFun Karaoke File
.koz Bell Music File
.koz Audiokoz Music File
.krz Kurzweil K2000 File
.ksf Korg Trinity/Triton Sample File
.kt3 Battery 3 Drum Kit File
.la Lossless Audio File
.lso Logic Audio Project
.lwv Linguistically Enhanced Sound File
.m4p iTunes Music Store Audio File
.ma1 Monarch Audio File
.mbr Zune Smooth Streaming File
.med Amiga MED Sound File
.mgv Yamaha MegaVoice File
.miniusf Nintendo 64 Song File
.mka Matroska Audio File
.mmf Synthetic Music Mobile Application File
.mmm Music Maker Arrangement File
.mmp MixMeister Playlist
.mo3 MO3 Audio File
.mp2 MPEG Layer II Compressed Audio File
.mpc Musepack Compressed Audio File
.mpdp MixPad Project File
.mpga MPEG-1 Layer 3 Audio File
.mscz MuseScore Compressed Score File
.mte MadTracker 2 Envelope
.mtf Multi Tracker File
.mti MadTracker Instrument
.mtm MultiTracker Module
.mtp MadTracker 2 Pattern
.mts MadTracker 2 Sample File
.mus Finale Notation File Format
.mus Minecraft Music File
.mux Trackmania Music File
.mx5 Mixcraft 5 Audio Project
.mxmf Mobile XMF Ringtone File
.myr Myriad Music File
.nbs Minecraft Note Block Studio File
.ncw Native Compressed Wave File
.nkb Kontakt Audio Bank
.nkc Kontakt Library Data File
.nkm Kontakt Multi Instrument File
.nks Kontakt Monolith Container
.nkx Kontakt Monolith Container File
.note Notessimo Composition
.nrt Nokia Ringtone
.nsa Nullsoft Streaming Audio File
.nsf NES Sound Format File
.nst NoiseTracker Module
.ntn NOTION Song File
.nwc NoteWorthy Composer File
.odm OverDrive Media File
.oga Ogg Vorbis Audio File
.okt Oktalyzer Module
.oma Sony OpenMG Music File
.omg OpenMG Audio File
.omx OtsAV Media Library Information File
.ots OtsAV Album File
.ove Overture Musical Score
.ovw Logic Pro Overview File
.pca Perfect Clarity Audio File
.pcg Korg Instrument Bank File
.peak Steinberg Peak File
.pek Adobe Peak Waveform File
.pk Audition Peak File
.pkf Audition Peak File
.pla Sansa Playlist File
.ply Finale Playback File
.pna PhatNoise Audio File
.psf Portable Sound File
.psm Protracker Studio Module
.ptm PolyTracker Module
.pts Pro Tools Session
.qcp PureVoice Audio File
.r1m RealOne Streaming Media File
.rax Real Music Store Audio File
.rbs Rebirth Song File
.rex ReCycle Loop File
.rfl Reason ReFill Sound Bank
.rgrp Pro Tools Region Group File
.rip Hit'n'Mix Audio Mashup File
.rmi RMID MIDI File
.rmj Real Media Jukebox Audio File
.rmx RealJukebox Format
.rng Nokia Composer Ringtone
.rol Ad Lib Synthesized Instrument
.rsn Reason Project File
.rso NXT Brick Audio File
.rti Real Tracker Instrument
.s3i Scream Tracker 3 Instrument
.s3m ScreamTracker 3 Module
.sap Atari SAP Music File
.sbi Sound Blaster Instrument
.sc2 Sample Cell II Instrument Definition
.scs11 Show Cue System Cue File
.sd ESPS Sampled Data File
.sd Sound Designer Audio File
.sd2 Sound Designer II File
.sdat Nintendo DS Sound Data File
.sds MIDI Sample Dump Standard File
.ses Audition Session File
.sf2 SoundFont 2 Sound Bank
.sfk Sound Forge Audio Peak File
.sfl Sound Forge Sound Data File
.sgp MP3 Audio Mixer Sound Group Project
.shn Shorten Compressed Audio File
.slx SpectraLayers Pro Project
.sma SmartMusic Accompaniment File
.smf Standard MIDI File
.smp SmartMusic Performance File
.snd Macintosh Sound Resource
.sng MIDI Song File
.sou SBStudio II Sound File
.sppack SPPack Sound Sample
.sprg Synclavier Program File
.sseq Nintendo DS Sound File
.stap Soundtrack Pro Audio Project File
.stm Scream Tracker 2 Module
.stx Scream Tracker Music Interface Kit File
.sty Band-in-a-Box Styles File
.svd Roland Patch File
.swa Shockwave Audio
.sxt Propellerhead Reason NN-XT Patch File
.syh Synchomatic Instrument
.syn SimSynth Document
.syw Yamaha SY99/SY85 Audio File
.syx MIDI System Exclusive Message
.tak Tom's Lossless Audio Kompressor File
.td0 Akai Teledisk Sound Library
.tg TuxGuitar Document
.tta True Audio File
.txw Yamaha TX16W Audio File
.u AU Audio File
.uax Unreal Audio Package
.ult UltraTracker Module
.uni MikMod UniMOD Module
.usf Nintendo 64 Music File
.usflib Nintendo 64 Song Library
.uw Unsigned Word Audio File
.uwf UltraTracker Wave File
.vag PlayStation Compressed Sound File
.vap Dialogic Indexed Voice Audio File
.vc3 VSampler Soundbank File
.vlc VLC Playlist
.vmd Covox Raw Sample
.vmo Siemens Voice Memo File
.voc Creative Labs Audio File
.vox Dialogic Voice Audio File
.voxal Voxal Project File
.vpl Karaoke Player Playlist
.vpm Garmin Voice File
.vqf TwinVQ Audio File
.vrf Ventrilo Audio Recording
.vsq VOCALOID2 Project File
.vyf Samsung Digital Voice Recorder File
.w01 Yamaha SY Series Wave File
.w64 Sony Wave64 Audio File
.wave WAVE Sound File
.wax Windows Media Audio Redirect
.wfb WaveFront Sound Bank
.wfd WaveFront Drum Kit File
.wfm Pro Tools Wave Cache File
.wfp WaveFront Program File
.wow Grave Composer Music Module
.wpk Nero Wave Editor File
.wpp WavePad Project File
.wproj Wwise Project File
.wrk Cakewalk Music Project
.wus WUTG Tagged Audio File
.wut WUTG Tag File
.wv WavPack Audio File
.wvc WavPack Correction File
.wve WaveEditor Project File
.wwu Wwise Work Unit
.xa The Sims Audio File
.xfs eRacer Sound File
.xm Fasttracker 2 Extended Module
.xrns Renoise Song File
.xspf XSPF Playlist File
.yookoo Yookoo Player Playlist File
.zpl Zune Playlist
.zvd ZyXEL Voice File
.669 UNIS Composer 669 Module
.ab Ambling BookPlayer MP3 File
.acp aacPlus Audio File
.adv Ableton Device Preset File
.ahx WinAHX Tracker Module
.aimppl AIMP Playlist File
.ais Velvet Studio Instrument
.alaw A-Law Compressed Sound Format
.all Cubasis Project File
.apf Sony Ericsson Firmware Acoustics File
.aria Chipsounds Sound File
.ariax Chipsounds XML Sound File
.ase Velvet Studio Sample
.au Audacity Audio File
.avastsounds Avast! Soundpack File
.awb AMR-WB Audio File
.ay AY Chiptune File
.b4s Winamp Playlist File
.brstm BRSTM Audio Stream File
.bwg BrainWave Generator Audio File
.c01 Typhoon Wave Audio File
.ckf Casio Keyboard File
.cmf Creative Music Format
.djr Ringtone Media Studio DJ Ringtone Project
.dmc DPCM Sample File
.ds LMMS DrumSynth File
.efe Ensoniq EPS File
.emy eMelody Ringtone File
.expressionmap Cubase Expression Map File
.far Farandole Composer Module
.fls Flash Lite Sound Bundle
.gbproj GarageBand Project
.h0 Movie Edit Pro Waveform Information File
.hdp MAGIX Hard Disk Project Audio File
.hma Sony HI-MD Audio File
.iaa INTUS Audio Archive
.igr Igor Engraver File
.imp Audition Impulse File
.ins Sample Cell II Instrument Definition File
.it Impulse Tracker Module
.itls iTunes Live Stream URL
.its Impulse Tracker Sample
.jam JAM Musical Score
.jam Line 6 Device Recording
.kit Battery Drum Kit File
.kmp Korg Trinity/Triton Keymap File
.kpl Kazaa Playlist File
.ksc Korg Trinity/Triton Script File
.kt2 Battery 2 Drum Kit File
.l Left Audio Channel File
.lof Audacity File List
.lqt Liquid Audio File
.lvp Avaya Voice Player Audio File
.m1a MPEG-1 Audio File
.mdl DigiTrakker Module
.mlp Meridian Lossless Packing Audio File
.mogg Multitrack Ogg File
.mp1 MPEG-1 Layer 1 Audio File
.mp_ Mobile Phone Sound File
.mpu MPEG Layer 3 Audio File
.mscx MuseScore Music Score File
.msv Memory Stick Voice File
.mt2 MadTracker 2 Module
.mu3 Myriad Packed Musical Score
.mui Myriad Instrument File
.mus Doom Music File
.mux Myriad Stand-Alone Music Score
.mx3 Mixcraft 3 Audio Project
.mx4 Mixcraft 4 Audio Project
.mx5template Mixcraft 5 Audio Project Template
.mzp Mozart Percussion File
.npl Cubase Library File
.nvf Creative Labs NVF Audio File
.ofr OptimFROG Audio File
.opus Opus Audio File
.ovw Cubase WAVE Overview File
.pac SBStudio II Song File
.pbf Pinnacle Sample Bank
.pcm Pulse Code Modulation
.pho MBROLA Phonetic Data File
.phy PhyMod Physical Modeling Data
.plst SmartMusic Playlist
.pno Windows 8 Piano Song
.ppc Adobe Presenter Audio File
.ppcx Adobe Presenter Presentation Audio File
.prg WAVmaker Patch File
.psy Psycle Song File
.pvc Panasonic VM1 Voice File
.raw Raw Audio Data
.rbs MP3 Ringtone File
.rcy ReCycle 1.x Document
.rmm RAM Meta File
.rta TrueRTA Project File
.rts Real Tracker Sample
.rvx Real Protected Video File
.s3z Compressed Scream Tracker 3 Module
.saf Secure Audio File
.sbg SBaGen Binaural Beat File
.sbk E-MU SoundFont Sound Bank
.sd2f Sound Designer 2 File
.sdt Electronic Arts Sound Data File
.sfap0 Sound Forge Audio Proxy File
.sfs SFX Sample File
.sid SID Audio File
.smp SampleVision Audio Sample Format
.snd Akai MPC Sample
.sng Korg Trinity Song File
.sns SNS Video Game Audio File
.sph NIST SPHERE Audio File
.spx Ogg Vorbis Speex File
.sseq Synclavier Sequence File
.ssnd Synclavier Sound File
.sty Yamaha/Korg Keyboard Style
.svx 8SVX Sound File
.tak Music Maker Take File
.thx Amiga THX Tracker Music File
.toc PSP Audio File
.tsp TrueSpeech Audio File
.ub Unsigned Byte Audio File
.ulaw Raw u-Law Audio File
.v2m V2 Synthesizer Audio File
.vb Grand Theft Auto Audio File
.vdj VirtualDJ Audio Sample File
.vgm Video Game Music File
.vgz Video Game Music Compressed File
.vmf Vocaltec Media File
.vmf Covox Speech Thing Sample
.vtx VTX Chiptune File
.wav DTS-WAV File
.wem Wwise Encoded Media File
.wtpl WireTap Studio Library
.wtpt WireTap Studio Packaged Track
.xa PlayStation Audio File
.xmf Extensible Music File
.xmi Extended MIDI File
.xmz FastTracker 2 Extended Module
.xsb XACT Sound Bank
.xsp XBMC Smart Playlist File
.xwb XACT Wave Bank
.zpa Vielklang Audio Metadata File
.2sf Nintendo DS Sound File
.2sflib Nintendo DS Audio Library File
.6cm Six Channel Module
.8cm Eight Channel Module
.8med Amiga OctaMed Music File
.a52 Dolby Digital Audio File
.al A-Law Compressed Sound Format
.alac ALAC Encoded Audio File
.atrac Sony ATRAC Audio File
.avr Audio Visual Research File
.bcs Sonic Foundry Batch Converter Script
.bonk Bonk Audio File
.box CARA Loudspeaker Design File
.cfxr Cocoa Sfxr File
.d00 OPL2 FM Audio File
.d01 OPL2 FM Audio File
.ddt Jill of the Jungle Music File
.dsp Dynamic Studio Professional Module
.dwa Digital Waveform Archiver Audio File
.ear Eyemail Audio Recording
.evr Enhanced Variable Rate Audio File
.fda Dawn of War Audio File
.fff Gravis UltraSound Sound Bank
.fzb Casio FZ-1 Bank Dump
.gio Adagio Score
.gio Nyquist MIDI File
.gm Transport Tycoon Music File
.gro Allegro MIDI File
.gsm US Robotics GSM Audio File
.hmi HMI Audio File
.imf Id Music File
.ins Ensoniq Instrument
.jo jo Audio File
.jo-7z jo Audio File
.k25 Kurzweil K2500 File
.kin Kinetic Music Project
.ksm Ken Silverman Music File
.ktp Kinetic Project Template
.mini2sf Nintendo DS Sound Information File
.mt9 MT9 Audio File
.musa Aleph One Music File
.muz MUZ Audio File
.mws MWave DSP Synth Instrument Extract
.nap Napster Secured Music File
.orc Voyetra Digital Orchestrator File
.pat Gravis UltraSound GF1 Patch File
.pd Spore Audio Playback File
.prg Akai MPC2000 Program File
.r Right Audio Channel File
.record GarageBand Records Audio File
.rmf Rich Music Format Audio File
.rtm Real Tracker Module
.sam MOD Edit Sample File
.sb Signed Byte Audio File
.sdii Sound Designer 2 Audio File
.sdx Sample MIDI Dump Exchange
.seg Eragon Audio File
.sf IRCAM Sound File
.sw Signed Word Audio File
.swav Nintendo DS Audio File
.syn Synergy On Air Audio File
.tfmx Final Music System Tracker Module
.tm2 Theta Music Composer 2.x Audio File
.tm8 Theta Music Composer 1.x Audio File
.tmc Theta Music Composer 1.x Audio File
.tun LEGO Racers Audio File
.u8 3D Lemmings Audio File
.ulw u-Law Audio File
.val Olympus Voice Recording
.voi Voyetra Voice File
.wyz WYZTracker File
.xi Fasttracker 2 Extended Instrument File
.xp Fastracker 2 Pattern
.xt Fastracker 2 Track
.ym Atari ST Audio File
.zvr SAFA Media Audio File