Comparison

Drumgenius vs Voice Builder

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Drumgenius

Explore an encyclopedia of drum grooves from Jazz to Rock, played by legendary drummers. Practice with expert virtual drummers to develop your time-feel and expand rhythmic knowledge. Includes a smart metronome with "clave" and "swing regulator" features.

Highlights
  • Encyclopedia of 500+ drum grooves
  • Play along with master drummers
  • Develop time-feel and rhythm knowledge
  • Stretchable and loopable drum loops
  • Smart Metronome with clave and swing regulator
  • Descriptions and discography references
Features
Read full description

Master your sense of time by practicing with a drum genius! Created after years of research by Mauro Battisti (experienced musician and specialist in the field), Drumgenius is the choice of top players and leading music academies. An ever-growing rhythm library to practice on — 500+ loops across 21 styles, reproducing real grooves by the best drummers and following authentic patterns of rhythms from around the world. The loop player is packed with dedicated functions that put you in full control of every practice session. In-depth descriptions and insights offer a deeper understanding of the world of rhythm. Plus, using Metrogenius, the smart built-in metronome — with a fully editable library of 9 meters + 22 clave patterns — you can explore everything from basic patterns to the most complex rhythmic cycles. Easy Organization & Backup: Personalize your library by renaming loops, creating custom groups, and starring favorites. Save different practice setlists into single backup files to switch setups whenever you need, restore in a single tap on new devices, or share with friends, students, and fellow musicians. THE LOOP LIBRARY IS CONSTANTLY GROWING AND CURRENTLY INCLUDES: Afro-Cuban — 65 Boogaloo — 9 Brazilian — 53 Caribbean — 22 Country — 4 Disco — 3 Funky — 24 Gospel — 5 Hip-Hop — 5 Jazz — 53 Jazz – 3/4 — 9 Jazz – Ballad — 7 Jazz – Straight 8ths — 10 Jazz – Two Feel — 10 Jungle/D&B — 3 Neo Soul — 3 New Orleans — 14 Odd Time Signatures — 46 Polymeters — 17 Pop — 12 R&B — 3 Rock — 26 Shuffle — 17 Swing Lab — 24 World — 65 12/8 — 7 LOOP PLAYER TOOLS: • Count-in: Activate it if you don't want to miss the one. • Clave: Activate it to hear the rhythm backbone. Perfect for navigating tricky rhythms with confidence. • Play X Cycles: Structure your practice session by setting the exact number of repetitions for each loop. • Internal Loop Recording: Record yourself over the loop. Track your progress and share the recordings with peers and teachers. • Silence Mode (Internalize the Time): Set intervals of silence while the tempo keeps running — the ultimate test of your internal clock. • Time Morph (Rhythmic Elasticity): Accelerate and decelerate the loop in a continuous cycle, training you to react to the tempo in real time. STAY MOTIVATED: • Weekly Goals: Set practice targets, track your consistency, and share your achievements with a tap. WHAT MUSICIANS SAY: ▶ "Mauro Battisti has made it possible for anyone to play along with the greatest drummers in the world, historical and contemporary, with the ability to alter tempo. Drumgenius is a great resource that can bring any player closer to the flame." — Dave Liebman ▶ "Drumgenius sounds very good; I find it very handy to practice my instrument with real drums pattern that I can have always with me in my phone: thanks Mauro for this App." — Dominique Di Piazza, electric bass player (John McLaughlin, Trilok Gurtu, Biréli Lagrène, Dennis Chambers) ▶ "Love this app: these loops sound fantastic! They are real drum loops — not MIDI or sequences — and they loop flawlessly. A fantastic groove reference for musicians of any kind." — Damian Erskine, electric bass player (Peter Erskine, The Jaco Pastorius Big Band, Gino Vannelli, Tony Furtado), studio musician, author, adjunct professor at Portland State University ▶ "Drumgenius is a world-class teaching aid that addresses a fundamental challenge to successful performance practice for any musician: it is a virtuoso educational work by a true musical virtuoso!" — Harold Danko, jazz pianist (Lee Konitz, Chet Baker, Thad Jones & Mel Lewis Big Band), composer, Professor of Jazz Studies & Contemporary Media at Eastman School of Music, Rochester, NY, USA Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Voice Builder

Enhance vocal power, resonance, range, and endurance for singing and speaking. This app utilizes a revolutionary vocal exercise system with neutral tone technology and guided sessions for effective voice muscle development.

Highlights
  • Vocal power, resonance, range, and endurance enhancement
  • Based on The Catona Voice Building System
  • Neutral Tone Technology for perfect pitch
  • Automatic voice-building exercises
  • Volume & pitch visual guides
  • Over 20 voice-building sessions
  • Audio commands and video demonstrations
Features
Currently charting
Read full description

--RANKED IN TOP 100 MUSIC APPS WORLDWIDE!*-- Voice Builder™ is a breakthrough iOS application for bringing power, resonance, range, flexibility, and endurance to the singing or speaking voice. It is the only application of its kind to be based on The Catona Voice Building System™, the revolutionary vocal exercise program for developing the muscles of the human voice. The Catona Voice Building System is the brainchild of renowned voice builder Gary Catona, who has trained many of today’s most successful singers and entertainers, including: - Whitney Houston - Andrea Bocelli - Babyface - Sade - Seal - Usher - Shakira - Lenny Kravitz - Tony Bennett - Lionel Ritchie - And many others KEY FEATURES: - Neutral Tone Technology™: Instead of vocalizing to a pre-recorded human voice (and its imperfections), you instead vocalize to a tone that is always in perfect pitch. 
- Voice-building exercises play automatically with a simple touch of a button. 
 - Volume & pitch guides provide an effective visual aid in performing voice-building exercises in the correct pitch and volume.
 - Over 20 voice-building sessions for both male and female singers and speakers. A setup wizard makes choosing the right voice-building session quick & easy. 
- Gary Catona guides you every step of the way with audio commands and numerous video demonstrations. 
 - A short video tutorial gets you up to speed quickly on both The Catona Voice Building System and the Voice Builder application. Long considered a well-guarded secret in the entertainment industry, Voice Builder now makes the Catona Voice Building System available to the world by means of an elegant, innovative, and intuitive application which is a pleasure to use, whether it be at home or on-the-go. To learn more about Gary Catona and The Catona Voice Building System, visit www.garycatona.com. *on 7/25/12

Screenshots

Drumgenius4 screens
Voice Builder4 screens

Verdict

The call

The clearest difference is price: Drumgenius at Free against Voice Builder's $4.99. Voice Builder's advantage is in-app purchases (none vs 4) and chart position (#185 vs unranked). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Drumgenius is free to download; Voice Builder costs $4.99 up front. Drumgenius sells 4 one-off in-app purchases. Voice Builder asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Drumgenius against 4.5 for Voice Builder. Both are backed by a comparable volume of ratings — 226 and 114 respectively. Written reviews split almost evenly too, at 76% and 76% positive.

UpkeepUpdate frequency

Drumgenius ships an update every 10 days, Voice Builder fortnightly. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

Scorecard5 real differences · 6 level
Drumgenius versus Voice Builder: the parameters behind the verdict, then further details
ParameterDrumgeniusVoice Builder
PriceFree — better$4.99
Rating4.5 (226 ratings)4.5 (114 ratings)
Positive reviews76.0% of reviews76.1% of reviews — better
Number of ratings226 — better114
Update frequencyEvery 10 days — betterFortnightly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
Best chart rank—#185 — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.011.0 — better
Further details — not scored
Size16 MB142 MB
Age rating4+4+
DeveloperProjazz LabGary Catona

Customer experience

Drumgenius

All ratings226 ratings
Positive84.5%
Neutral5.3%
Negative10.2%
Written reviews196 reviews
Positive76.0%
Neutral9.7%
Negative14.3%

Voice Builder

All ratings114 ratings
Positive88.6%
Neutral0.9%
Negative10.5%
Written reviews67 reviews
Positive76.1%
Neutral6.0%
Negative17.9%

User reviews

Drumgenius

From 226 App Store ratings

What we love

  • 🚀 Outstanding rhythm, time and groove development tool
  • 👍 Improves my play
  • 👍 Excellent practice tool
  • 👍 Brilliant, high quality drum loops
  • 👍 Versatile and inspiring

Room to improve

  • 🐛 Crashes all the time
  • 🐛 Keeps crashing/glitching
  • 🐛 Crashes when changing tempo
  • 🐛 Sound cuts off intermittently
  • 🐛 Buggy when exiting and re-entering app

Voice Builder

From 114 App Store ratings

What we love

  • 🚀 Transformative vocal improvement
  • 💪 Increased vocal power and control
  • 🗣️ Enhanced vocal range
  • 🌟 Reduced vocal fatigue
  • 🎶 Improved singing ability overall

Room to improve

  • 🐛 Difficulty exiting app on iPhone X
  • 🐛 Screen orientation bug on iPad
  • 🐛 App appears upside down on startup
  • 🐛 Update issues causing cycling setup screens
  • 🐛 No audio on iPhone

Bugs and requests

Drumgenius

Reported bugs

3 issues
  • Purchased loops disappearing
  • Inability to download/play some loops
  • Crashes when downloading loops

Requested features

5 requests
  • Add more world rhythms and genres like Amapiano
  • Add more Tony Williams-style medium-uptempo swing tracks
  • Add ability to export/share loops
  • Add dark mode support
  • Improve organization and browsing of purchased loops

Voice Builder

Reported bugs

6 issues
  • Cannot exit app on iPhone Xs
  • Screen orientation bug on iPad
  • App appears upside down on startup
  • App keeps cycling through set-up screens after update
  • No audio on iPhone
Show 1 more
  • App does not allow use on another device

Requested features

9 requests
  • Better explanation of the method
  • More detailed instructions on exercises
  • Recording feature for voice comparison
  • More customization options for vocal range
  • Demonstrations for each tone
Show 4 more
  • Link to web demonstrations
  • More information on natural pitch ranges
  • Ability to turn off the singing head visual
  • More features added

In-app purchases

4 purchases

Drumgenius

One-time4
  • 10 credits pack$0.99
  • 50 credits pack$1.99
  • Infinite Credits pack$7.99
Show 1 more
  • Lifetime Access$12.99
None

Voice Builder

No in-app purchases

Questions

Is Drumgenius free?
Drumgenius is free to download, with in-app purchases available.
Is Voice Builder free?
Voice Builder costs $4.99, with no in-app purchases.
Which has better reviews, Drumgenius or Voice Builder?
Drumgenius and Voice Builder are both rated 4.5 out of 5 on the App Store, from 226 and 114 ratings respectively.
Do Drumgenius or Voice Builder have ads?
Neither Drumgenius nor Voice Builder shows ads.
Which is updated more often, Drumgenius or Voice Builder?
Drumgenius ships an update every 10 days, and Voice Builder fortnightly. Most recently, Drumgenius was updated on October 13, 2026 and Voice Builder on October 11, 2026.

Other comparisons