CortexDJ

Guides · Facts checked October 14, 2026 · By the CortexDJ team

Best AI DJ software in 2026

Ten tools that use AI to analyze, mix or build DJ sets, compared on what they actually do, what they cost and where they run. Every competitor fact links to the vendor's own page.

Disclosure: we make CortexDJ, one of the ten tools below. We've kept the other nine entries to what each vendor says on its own pages, with a numbered source for every fact, so you can check us.

The short answer

  • You want a finished set from your own music, offline: CortexDJ (free for home use) or DJ.Studio (paid, timeline editor).
  • You want to DJ live from Spotify or other streaming services with AI help: djay Pro, VirtualDJ, rekordbox or Serato, which all list Spotify now[1, 2, 3, 4].
  • You want free, open-source software with an Auto DJ: Mixxx[5, 6].
  • You want key and energy analysis for the DJ app you already use: Mixed In Key[7].

What "AI DJ software" means in 2026

The label covers four different jobs, and most tools do one or two of them well:

  • Analysis: detecting each track's key (often shown in Camelot notation like 8A), tempo and energy, so you can mix tracks that sound good together.
  • Automix: playing a playlist with automatic transitions. Quality ranges from a plain crossfade to beat-synced blends that pick intro and outro sections.
  • Stems: splitting a song into vocals, drums, bass and melody in real time, for acapellas, cleaner transitions and mashups.
  • Set building: choosing and ordering the tracks themselves, then producing a finished mix you can listen to, publish or edit.

Streaming apps now do a little of this too. Apple Music added AutoMix with iOS 26, which blends songs using time stretching and beat matching[8], and it needs an Apple Music subscription[9]. Spotify lets Premium listeners add transitions between playlist tracks and shows each track's key and BPM[10]. Those are great for listening; the tools below are for making a set you control.

Quick comparison

ToolBest forAutomixSpotifyPrice (as listed)Platforms
CortexDJFinished sets from your own files, offlineBuilds and renders the setNo (local files only)Free home use; Pro $7.45/mo or $59/yr; Lifetime $127Windows 10/11; macOS beta (Apple Silicon)
djay ProStreaming DJ with AI on any deviceAutomix AIYesFree app; Pro $6.99/mo or $49.99/yrMac, Windows, iOS, Android and more
VirtualDJDeep live performanceIntelligent AutomixYes (since Sep 2026)Free without controller; Home $4/mo; Pro $19/moWindows, macOS
rekordboxPioneer DJ / club prepAutomix in Performance modeYesFree; Core $12/mo; Creative $18/mo; Professional $36/moWindows, Mac
Serato DJController DJsNo blend (Autoplay only)YesLite free; Pro $11.99/mo or $299macOS, Windows
Traktor Pro 4Native Instruments usersCruise ModeNot listed$149macOS 13–15, Windows 11
MixxxFree and open sourceAuto DJ (simple)Not listedFreeWindows, macOS, Linux
DJ.StudioEditing a mix on a timelineHarmonize orders by key and BPMNo (Beatport streaming)$99–$209 one-timeWindows 10+, macOS
Mixed In KeyKey and energy taggingNon/a$58; Pro $99 (one-time)Windows, Mac
DjoidPlanning sets in energy blocksNoNo (local files)€99/yrmacOS 15+, Windows 10+

Prices are in USD unless marked, as each vendor listed them on October 14, 2026. Taxes extra where the vendor says so.

The ten tools

1. CortexDJ Our product

What it is
Offline AI DJ software that turns a folder of your own music into a finished, beatmatched set
AI features
Key, BPM, energy and structure analysis; auto-built sets with an energy curve; beat grids anchored to the kick drum; on-device stem separation; mashup finder
Output
WAV or FLAC with a timestamped tracklist; the set in play order for rekordbox, Serato, VirtualDJ, Traktor, Engine DJ, Mixxx and djay
Price
Free for home use; Pro $7.45/month or $59/year; Lifetime $127
Platforms
Windows 10/11; macOS beta on Apple Silicon

CortexDJ is built for one job: you point it at a folder, pick a length and a vibe, and it chooses the tracks, orders them by key and energy, and renders a set with long, beat-locked blends. Tracks it can't lock cleanly are left out and listed. Simple mode makes the first mix three choices and one button. You can take over the decks live or export the set to rekordbox, Serato and five more DJ apps. It does not play from Spotify or any streaming service, and live-only DJs will get more from a performance app. Pro adds MIDI controllers, recording and live-streaming. Pricing · user guide.

2. djay Pro (Algoriddim)

AI features
Automix AI, which finds the best intro and outro sections; Neural Mix stem separation[1]
Streaming
Spotify, Apple Music, TIDAL, SoundCloud and Beatport[1]. Spotify came to the Mac and Windows apps on September 24, 2025[11] and to iOS and Android on December 11, 2025[12]
Price
Free download; optional Pro subscription $6.99/month or $49.99/year[12, 13]
Platforms
Mac, iOS, Windows, Android, Vision Pro and Meta Quest[1]

djay is the most polished choice if you want to DJ from streaming services on any device. One limit worth knowing: its App Store listing says Neural Mix can't be used with Apple Music or Spotify tracks, and streamed songs can't be recorded[13].

3. VirtualDJ

AI features
Real-time stem separation and an Intelligent Automix with an automix editor[14]; AIPrompt, an assistant that suggests tracks[2], which needs a Pro licence[15]
Streaming
Spotify since VirtualDJ 2026 build 9644 (September 21, 2026)[2], which needs Spotify Premium; also Deezer, SoundCloud, Beatport and TIDAL[16]
Price
Free for non-professional use without a DJ controller or mixer; Home licence $4/month (or $44/year) for home use with an entry-level controller; Pro $19/month or $199/year for paid gigs[17, 18]
Platforms
Windows, macOS

VirtualDJ has the deepest live feature set here. It is still free to use with a mouse and keyboard at home, but plugging in a controller now means the $4/month Home licence, and the newer AI features sit in the Pro tier.

4. rekordbox (AlphaTheta)

AI features
STEMS (three-part separation) and AI vocal-position detection, listed in every plan[19]; Track Suggestion recommends similar tracks[20]
Automix
Automix plays a playlist in Performance mode, loading tracks onto deck 1 or 2 automatically[20]. The plan page doesn't say which plan includes it.
Streaming
Beatport, Beatsource, TIDAL and SoundCloud[19]; Apple Music since March 2025[21]; Spotify (Premium) since September 24, 2025[3]
Price
Free; Core $12/month; Creative $18/month; Professional $36/month (yearly billing cheaper)[19]
Platforms
Windows, Mac

rekordbox is where most club DJs prepare USB sticks for Pioneer DJ gear. It's strong for library prep and live play; its Automix plays your playlist rather than planning the set for you.

5. Serato DJ Pro / Lite

AI features
Stems that isolate vocals, melody, bass or drums[22]; Stems are free in Serato DJ Lite[23]
Automix
None. Serato says it has no auto-mix that blends two tracks; Autoplay plays tracks one after another without mixing them[24]
Streaming
Apple Music, Beatport, SoundCloud, Spotify and TIDAL[22]. Spotify needs Premium and Serato DJ 4.0.4 or newer, works without Stems or offline storage, and is for personal, non-commercial use only[4]
Price
Lite free; Pro $11.99/month or $299 one-time[25, 23]
Platforms
macOS, Windows

Serato is a controller DJ's app, built for hands-on mixing. If you want the software to do the blending, it's the wrong tool by its own description.

6. Traktor Pro 4 (Native Instruments)

AI features
Stem separation powered by iZotope RX technology; Flexible Beatgrids that follow tempo changes[26]
Automix
Cruise Mode mixes the tracks in a playlist one after another[27]; the cheaper Traktor Play ($49) has AutoMix[28]
Streaming
Beatport and Beatsource[26]
Price
$149[26]
Platforms
macOS 13, 14 and 15; Windows 11[26]

A long-standing performance app with a one-time price. Its product page doesn't list Spotify.

7. Mixxx Free

Features
BPM and key detection[29]; Auto DJ, which mixes from a playlist, crates or the whole library[6]; stems arrive with version 2.6, still in beta[30, 5]
Price
Free, open source (GPL v2 or later), with no paid version[5]
Platforms
Windows, macOS, Linux; current stable version 2.5.6[5]

The best free option if you want to learn to DJ. Its own manual is honest about Auto DJ: it ignores volume, frequency content and rhythm, so it isn't meant to replace a DJ[6].

8. DJ.Studio

What it is
A timeline editor for DJ mixes on Mac and Windows; no controller needed[31, 32]
Automix
Harmonize orders a playlist by BPM and key on the Camelot wheel; energy is shown but not used for ordering[32]
Output
The $99 Studio tier exports MP3; Pro adds WAV; Pro + Stems adds FLAC; video and YouTube export are Ultimate-only[33]. You can also send a cue-marked playlist back to rekordbox or Serato[32]
Price
One-time: Studio $99, Pro $129, Pro + Stems $169, Ultimate $209, each with 12 months of updates; Pro + Stems also $29/month[33]
Streaming
Beatport; mixes with streamed tracks can't be published until they're replaced with purchased files[34]

The closest thing to CortexDJ in spirit: it builds a mix rather than performing one, and its timeline lets you fine-tune every transition by hand. It costs more and is built around editing; CortexDJ is free and built around getting a finished set with less work.

9. Mixed In Key

What it is
Analysis software: key, BPM and an Energy Level for every track, plus up to 8 automatic cue points exported to Traktor, Serato and rekordbox[7]
Pro
Suggests tracks that mix well, a two-deck "Test DJ Mix" preview, and stem separation and export[35]
Price
Mixed In Key 11 $58; 11 Pro $99; both one-time purchases[36, 7]
Platforms
Windows and Mac[37]

The long-standing standard for harmonic tagging. It prepares your files for the DJ app you already use; it doesn't mix or render a set. If you already own it, CortexDJ reads the key and energy tags it writes into your files (on Windows, also its own library). More: CortexDJ vs Mixed In Key and Mixed In Key alternatives.

10. Djoid

What it is
A set-planning app: its Chapter Builder splits a set into energy blocks of 3–20 tracks and exports them to rekordbox or Serato[38]
Price
€99 per year, annual subscription only[39]
Platforms
macOS 15+ and Windows 10+; local files only, no streaming[39]

For DJs who want to plan the shape of a night and then play it themselves in rekordbox or Serato.

How to choose

  • Streaming or your own files? If your music lives in Spotify, Apple Music or TIDAL, choose djay, VirtualDJ, rekordbox or Serato. If you own the files, every tool here works, and CortexDJ and Djoid work with nothing else.
  • Live or finished? Performance apps (djay, VirtualDJ, rekordbox, Serato, Traktor, Mixxx) help you mix in the moment. Set builders (CortexDJ, DJ.Studio) give you a finished mix to publish, stream or edit.
  • Will you publish the result? A mix of commercial tracks needs the right licences or a platform that licenses DJ mixes, whatever software made it. Spotify inside Serato is personal, non-commercial use only[4], and DJ.Studio won't let you publish mixes containing streamed tracks[34].
  • Budget: Mixxx and CortexDJ's home tier are free; VirtualDJ is free until you plug in a controller[17].

FAQ

What is the best free AI DJ software?
For finished sets from your own files, CortexDJ is free for home use. For learning to DJ live, Mixxx is free and open source with an Auto DJ, and VirtualDJ is free without a controller. Serato DJ Lite is free and includes Stems but has no automix.
Which DJ apps work with Spotify in 2026?
djay (since September 2025 on Mac and Windows), rekordbox (since September 2025), Serato DJ Pro and Lite, and VirtualDJ (since September 2026). Each needs Spotify Premium. CortexDJ works with local files only.
Can AI build a whole DJ set for me?
Yes. CortexDJ chooses, orders and renders a set from a folder. DJ.Studio orders a playlist by key and BPM and lets you edit the mix on a timeline. Automix features in djay, VirtualDJ, rekordbox and Traktor play a playlist with automatic transitions rather than planning the set.

Try CortexDJ free

Point it at a folder of your own music and get a finished, beatmatched set, rendered to WAV or FLAC. Windows 10/11 and macOS (Apple Silicon, beta). The first set needs no key.

Download free

Sources

Every competitor fact on this page comes from the vendor's own page, read on October 14, 2026. Prices and features change; check the vendor before you buy, and tell us at hello@cortexdj.com if something here is out of date.

  1. Algoriddim: djay Pro for Mac: https://www.algoriddim.com/djay-pro-mac
  2. VirtualDJ changelog (Spotify: build 9644, Sep 21, 2026; AIPrompt): https://virtualdj.com/products/virtualdj/changelog.html
  3. AlphaTheta: rekordbox for Mac/Windows now supports Spotify (Sep 24, 2025): https://alphatheta.com/en/information/rekordbox-for-mac-win-spotify-support
  4. Serato: Spotify and Serato DJ: https://the-drop.serato.com/announcements/spotify-and-serato-dj/
  5. Mixxx: download: https://mixxx.org/download/
  6. Mixxx 2.5 manual: DJing with Mixxx (Auto DJ): https://manual.mixxx.org/2.5/en/chapters/djing_with_mixxx.html
  7. Mixed In Key: learn more: https://mixedinkey.com/learn-more/
  8. Apple Newsroom: iOS 26 (Jun 9, 2025): https://www.apple.com/newsroom/2025/06/apple-elevates-the-iphone-experience-with-ios-26/
  9. Apple Support: AutoMix and Crossfade in Apple Music: https://support.apple.com/en-us/105067
  10. Spotify Newsroom: mix your playlists (Aug 19, 2025; desktop update May 19, 2026): https://newsroom.spotify.com/2025-08-19/mix-your-favorite-playlists-seamlessly-by-adding-your-own-transitions/
  11. Algoriddim press release: Spotify in djay for Mac and Windows (Sep 24, 2025): https://www.algoriddim.com/press_releases/460-algoriddim-brings-spotify-integration-to-djay-on-mac-and-windows
  12. Algoriddim press release: Spotify in djay for iOS and Android (Dec 11, 2025): https://www.algoriddim.com/press_releases/461-algoriddim-expands-spotify-integration-to-djay-on-ios-and-android
  13. App Store: djay - DJ App & AI Mixer: https://apps.apple.com/us/app/djay-dj-app-ai-mixer/id450527929
  14. VirtualDJ: features: https://www.virtualdj.com/products/virtualdj/features.html
  15. VirtualDJ forum: [NEWS] VirtualDJ 2026: https://virtualdj.com/forums/266309/General_Discussion/%5BNEWS%5D_VirtualDJ_2026.html
  16. VirtualDJ manual: online music catalogs: https://virtualdj.com/manuals/virtualdj/interface/database/onlinemusic/altcatalogs.html
  17. VirtualDJ: price: https://www.virtualdj.com/products/virtualdj/price.html
  18. VirtualDJ: buy: https://www.virtualdj.com/buy/
  19. rekordbox: plans and pricing: https://rekordbox.com/en/plan/
  20. rekordbox 7.2.18 Operating Instructions (PDF): https://cdn.rekordbox.com/files/20260807093645/rekordbox7.2.18_manual_EN.pdf
  21. rekordbox: Apple Music support (Mar 2025): https://rekordbox.com/en/2025/03/apple-music-support/
  22. Serato DJ Pro: https://serato.com/dj/pro
  23. Serato DJ Lite: https://serato.com/dj/lite
  24. Serato support: Can Serato DJ auto mix my songs?: https://support.serato.com/hc/en-us/articles/202304934-Can-Serato-DJ-auto-mix-my-songs
  25. Serato DJ Pro pricing: https://serato.com/dj/pro/pricing
  26. Native Instruments: Traktor Pro 4: https://www.native-instruments.com/en/products/traktor/dj-software/traktor-pro-4/
  27. Traktor Pro 4 manual (PDF, Cruise Mode): https://native-instruments.com/fileadmin/ni_media/downloads/manuals/traktor/Traktor-Pro-4-Manual-English-170724.pdf
  28. Native Instruments: Traktor Play: https://www.native-instruments.com/en/products/traktor/dj-software/traktor-play/
  29. Mixxx: https://mixxx.org/
  30. Mixxx 2.6 beta released (stems): https://mixxx.org/news/2025-05-11-mixxx-2_6_beta-released
  31. DJ.Studio: https://dj.studio/
  32. DJ.Studio: automix (Harmonize): https://dj.studio/automix
  33. DJ.Studio pricing: https://dj.studio/pricing
  34. DJ.Studio help: Beatport/Beatsource streaming vs shop: https://help.dj.studio/en/articles/12332505-beatport-beatsource-streaming-vs-shop-in-dj-studio
  35. Mixed In Key Pro: https://mixedinkey.com/pro/
  36. Mixed In Key shop price list: https://shop.mixedinkey.com/api/shopitems/with-prices
  37. Mixed In Key Pro release notes: https://mixedinkey.com/release-notes/mixed-in-key-pro/
  38. Djoid: https://www.djoid.io/
  39. Djoid FAQ: https://www.djoid.io/faqs