Subscribers
123 000
YOUTUBE SHOWS "123K subscribers"
CHANNELS / VOICEHACKS
YouTube channel // numbers taken SEP 26, 2026
VoiceHacks
VoiceHacks has 123 000 YouTube subscribers and 1 999 504 views across the 84 videos we track, counted Sep 26, 2026.
Welcome to VoiceHacks by Mary Z, your go-to channel for rock and metal vocals! Learn how to sing, scream, and build vocal power safely with expert tutorials. I’m Mary Zimmer, a pro vocal coach, session musician, and metal vocalist with over a decade of teaching experience. I hold a classical voice degree from UW-Whitewater and have fronted bands like Helion Prime, Luna Mortis & White Empress. Wh
▸ Verdict
0.19x
Views per video run at 19% of subscriber count — reach lags the subscriber base.
BASED ON 84 COLLECTED VIDEOS
Views · tracked
1 999 504
SUM OVER 84 VIDEOS WE FOLLOW — NOT LIFETIME
Avg views / video
23 803
OVER 84 TRACKED VIDEOS
Subscriber dynamics
FIRST MEASUREMENT
123 000
SEP 26, 2026
DAILY TRACKING BEGINS ON THE NEXT CRAWL.
GROWTH CHART APPEARS AT 2+ POINTS.
GROWTH CHART APPEARS AT 2+ POINTS.
Views across last 40 videos
Videos · 84
"Heaven On Their Minds" from the rock opera Jesus Christ Superstar
THE IMMIGRANT SONG - Immortal Guardian Feat. Leather Leone & Mary Zema (Led Zeppelin Cover)
Metal Vocal Coach Reacts to the NEW Nevermore Singer!!!
WHAT ARE THESE ARCHSPIRE VOCALS?! WHAT IS THIS VIDEO EVEN? My reaction...
Metal Vocal Coach Reacts to Great White Singer Brett Carlisle on American Idol
Vocal Coach Explains: Death Metal Beauty Queen Ignacia Fernandez - Real or Fake Vocals? #reaction
How to get a Scream to come OUT for the first time! #screamlesson #harshvocals
Mary Zema (Zimmer) Nevermore Audition: “Born” | Live Singthrough
How to sing with a Gritty or Raspy Voice: Distorted Voice Tutorial | #screaming #vocalcoach
What Vocal Range are YOU? Why range is crucial for modern singers
How to sing your high "head voice" / "falsetto" notes
Learn how to Fry Scream! (Finally!) with my new course
How to use your Natural Resonance to get more Distortion in your Screams
Metal Vocal Coach reacts to the 90s band "Tantric" with singers Brendan Shane and Lisa Foiles
The Voicehacks Hour with guests Lisa Foiles (All That) and Brendan Shane (The Nocturnal Affair)
Sentient 6 (Nevermore) one-take sing-through by Mary Z
Jaw-Dropping Talent: Vocal Coach Reacts to Diana Ankudinova & Irina Dubtsova
Make any song fit YOUR voice (not AI) | #voicehacks
Mary Z sings "Mistreated" by Deep Purple #vocalcover #onetake #singthrough
Why is the National Anthem SO hard to SING?! | Vocal Coach reacts to Ingrid Andress
What if "Mudshovel" by Staind had screams in it? #fryscream #vocalcover
"Lonely is the Word" (Black Sabbath/Dio) live sing-through/rehearsal by Vocal coach Mary Z
Mary Z sings "Never Too Late" by Three Days Grace #vocalcover #rockcover #voicehacks
Unlocking the Power of Multi-Style Metal Vocals with Stu Block of Into Eternity: Voicehacks Ep. 24
Success in Business & Vocals with Tim and Xen of Ne Obliviscaris | Ep. 26 of The Voicehacks Podcast
Uncovering the Rock Star Secrets with singer Robin McAuley on The Voicehacks Podcast EP. 25
San Diego 2015 Master Class Part 1: Billy & Mercedes
Vocal Coach Reaction to Dimash "Stranger"
How to False Cord Scream 1: Let's learn to make distorted sounds! | #screamingtutorial
Diana Ankudinova's Voice: Vocal Coach Mary Z Decodes
Making the Case for Vocal Ranges in Modern Music | The Voicehacks Podcast EP. 27
The man behind the mask: Mike Bishop aka Blothar of GWAR | The Voicehacks Podcast Ep. 28
Behind the Scenes of Ep. 28 with Mike Bishop
Vocal Coach reacts to Gabriel Henrique's AGT audition
Vocal Coach Reacts to 9-Year-Old Harper performing Spiritbox on AGT #firsttimereaction
THIS tutorial will show you how to scream for metal and hard rock (even if you're a total beginner)
Can False Cord Screaming Ruin Your Voice? Find Out Now!
Throat Camera with Metal Vocalist and Voice Doctor Enrico Di Lorenzo of Hideous Divinity
Can Someone With A High Voice Learn to Scream?
Metal Vocalist & Vocal Coach react to The Growler Choir on AGT!
