Best Audio Plugins of September 2026 (feat. Korneff Alpha Range Giveaway)

September 2026 has brought us some great new mixing and mastering plugins! In this video, I’m putting six of the best new releases to the test with quick voiceover overviews and raw A/B audio comparisons. 🎁 GIVEAWAY DETAILS: Thanks to Korneff Audio, I’m giving away TWO full licenses of the brand-new Alpha Range Channel strip! To enter: -Watch the video. Leave a comment below (e.g. telling me which plugin caught your ear). Winners will be notified directly via a reply to their comment in two weeks. Make sure to keep your notifications on! FEATURED PLUGINS: Pulsar Modular R52 Baxandall An absolute masterclass in musical tone-shaping based on Peter Baxandall’s original 1952 circuit design. Website: https://pulsar.audio/ Kiive Audio Paradox Bundle A collection of boutique creative effects—including Mod Filter, PlasmaVerb, and Stereo Distortion—designed to inspire your mixing. Website: https://www.kiiveaudio.com/ Sonible smart:chain An intelligent channel strip and AI-powered mixing plugin combining EQ, compression, and leveling into one connected workflow. Website: https://www.sonible.com/ Styx Audio Mix-Ready Reverb Bundle Four mix-ready space plugins (Room Service, Hall of Fame, Slap Happy, and Spring Time) pre-tuned to sit right in your mix. (Get 10% off with code COLORFULTONES10) Website: https://www.audioloom.com/styx-audio/... MixWave Spiritbox Courtney LaPlante A highly versatile, modular vocal chain delivering rich analog warmth and exceptional sound character far beyond vocals. Website: https://mixwave.com/ Korneff Audio Alpha Range Channel + Giveaway An exceptionally authentic vintage console emulation capturing the legendary punch and warmth of 70s Sound Techniques desks. Website: https://korneffaudio.com/ 🛒 Get the plugins at Plugin Boutique: I may earn a commission from purchases made through this link, at no extra cost to you. https://www.pluginboutique.com/catego... Chapters: 0:00 Intro & Giveaway Teaser 0:33 Pulsar Modular R52 Baxandall 1:05 Sonible smart:chain 1:52 Kiive Audio Paradox Bundle 2:37 Styx Audio Mix-Ready Reverb Bundle 3:27 MixWave Spiritbox Courtney LaPlante 4:06 Korneff Audio Alpha Range Channel 5:00 Giveaway Details & Outro If you enjoyed this video, please like and subscribe to Colorful Tones Studio for more audio plugin reviews, shootouts, and mixing deep dives! #AudioPlugins #MixingAndMastering #PluginReview #KorneffAudio