Native Instruments - Traktor 2 Scratch Pro v2.9.0 OS X

TRAKTOR PRO 2 is the pro DJ software trusted by top DJs worldwide and designed to handle even the biggest clubs.
Perform with up to four decks, powerful looping and cueing functionality, plus an exceptional suite of over 30 studio-grade effects - the most advanced DJ features available.

Capture and load loops, beats, and samples into Remix Decks for instant, on the fly remixing and re-editing of your tracks. Unleash your creativity and build your signature sound.

NEW UPDATE!
TRAKTOR PRO 2.9 out now - unlocks Stems!

What's new in TRAKTOR 2.9.0?
New Stem Deck with support for new Stem Files.
Native Stem Deck support for KONTROL S8, D2, and F1.
Sub-mix controls in Controller Manager for Stem/Remix Deck Mix.
Various performance optimizations.