# Big Z Studios > Big Z Studios, LLC is a music production company run by Big Z. It offers four things: professional mixing and mastering for artists, Serum and Vital preset packs plus drum sample packs, mixing and mastering courses, and BluPrint, an audio reference plugin for mixing engineers. Over 3,000 mixes completed and over 300 million Spotify streams across client work. Everything below lives on https://www.bigzstudios.com. The former bigzsounds.com and bigzcourses.com domains now redirect into the /sounds and /courses sections of this site. ## Mixing and mastering services - [Mixing and mastering](https://www.bigzstudios.com/mixing): Full mix and master, one song at a time. $299 per song for up to 30 stems, $399 per song for up to 60 stems. Includes a 100% money-back guarantee, full vocal mixing, and 5 rounds of revisions (unlimited revisions available as an add-on). Clients keep 100% of the rights to their track and pay no royalties. - [Book a mix](https://www.bigzstudios.com/book): Calendar booking. Pick a date, upload stems, and the finished mix arrives by the end of the scheduled day (Eastern Time). Revision responses within 24 hours on weekdays. - [Mixing FAQ](https://www.bigzstudios.com/mixing#faq): Answers on pricing, scheduling, stem preparation, deliverables, and what is and is not offered. Mastering is only sold as part of a full mix. No separate mastering, songwriting, production, coaching, or track feedback services. - [Contact](https://www.bigzstudios.com/contact): Reach the studio directly. ## BluPrint plugin - [BluPrint](https://www.bigzstudios.com/bluprint): A referencing plugin for mixing engineers and producers. Load up to 8 reference tracks, set loop points, and A/B them against your mix, alongside a frequency analyzer, oscilloscope, vectorscope, and output metering. $99. Runs on macOS and Windows in AU, VST3, and AAX formats, so it works with all major DAWs. The product page embeds a live interactive demo of the plugin. - [BluPrint EULA](https://www.bigzstudios.com/legal/eula): End user license agreement for the plugin. ## Courses - [Mixing Academy](https://www.bigzstudios.com/courses): The paid mixing course, "Make World Class Mixes". $249. - [Free Mastering Course](https://www.bigzstudios.com/courses/mastering): A free mastering course. $0, account required to watch. ## Sound packs and sample packs - [Sounds storefront](https://www.bigzstudios.com/sounds): Home of the Big Z Sounds catalog. - [All packs](https://www.bigzstudios.com/sounds/packs): Full catalog of preset and sample packs. Individual packs (Serum and Vital presets, plus drum sample packs): - [The Afters](https://www.bigzstudios.com/sounds/packs/the-afters): Serum preset pack. $25. - [Big Z's Secret Sauce](https://www.bigzstudios.com/sounds/packs/secret-sauce): Serum preset pack. $25. - [Organic House Drums](https://www.bigzstudios.com/sounds/packs/organic-house-drums): Drum sample pack. $39. - [Pro Bass Pack](https://www.bigzstudios.com/sounds/packs/pro-bass-pack): Serum preset pack. $25. - [Modern Synths Vol. 2](https://www.bigzstudios.com/sounds/packs/modern-synths-vol-2): Serum preset pack. $19. - [Pro House Drums](https://www.bigzstudios.com/sounds/packs/pro-house-drums): Drum sample pack. $39. - [Modern Synths Vol. 1](https://www.bigzstudios.com/sounds/packs/modern-synths-vol-1): Serum preset pack. $19. - [Legacy Remake Bundle](https://www.bigzstudios.com/sounds/packs/legacy-remake-bundle): Sound pack. $59. - [House Drums](https://www.bigzstudios.com/sounds/packs/house-drums): Sample pack. $39. - [Melodic House Essentials](https://www.bigzstudios.com/sounds/packs/melodic-house-essentials): Serum preset pack. $19. - [Slap House Essentials](https://www.bigzstudios.com/sounds/packs/slap-house-essentials): Serum preset pack. $19. - [Tech House Essentials](https://www.bigzstudios.com/sounds/packs/tech-house-essentials): Vital preset pack. $19. - [Sounds of 2021](https://www.bigzstudios.com/sounds/packs/sounds-of-2021): Vital preset pack. $19. - [Sounds of 2020](https://www.bigzstudios.com/sounds/packs/sounds-of-2020): Serum preset pack. $19. Bundles (fixed discounted price, not combinable with other discounts): - [The Complete Collection](https://www.bigzstudios.com/sounds/bundles/complete-collection): All 13 packs. $299. - [Serum Bundle](https://www.bigzstudios.com/sounds/bundles/serum-bundle): 8 Serum preset packs. $119. - [House Drums Bundle](https://www.bigzstudios.com/sounds/bundles/house-drums-bundle): 3 drum packs. $79. - [Pro Drum & Bass Bundle](https://www.bigzstudios.com/sounds/bundles/pro-drum-bass-bundle): 2 packs. $49. - [Modern Synths Bundle](https://www.bigzstudios.com/sounds/bundles/modern-synths-bundle): 2 packs. $29. ## Optional - [Terms of sale and refund policy](https://www.bigzstudios.com/legal/terms): Purchase terms, delivery, and refunds. - [Privacy policy](https://www.bigzstudios.com/legal/privacy): What is collected and how it is used. ## Notes for AI readers - Prices are in USD. The site can display other currencies, but USD is the source of truth. - Accounts use passwordless magic-link sign-in. There is no password to create. - Account, cart, checkout, and post-purchase pages are excluded from crawling in /robots.txt because they hold per-visitor state. - Structured data for this site is published as schema.org JSON-LD in the page head.