Comparison

Harmony Helper vs The Vocal Coach

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

Head to head
About

Harmony Helper

This app provides singers with real-time feedback on pitch and timing for any song. Practice your vocal part privately with adjustable volume controls and follow expert-guided harmony learning steps. It's designed for singers of all levels to improve their performance.

Highlights
  • Real-time pitch and timing feedback
  • Vocal part volume controls
  • 5 Steps to Learning Harmonies
  • Practice any song
  • Patented pitch-tracking technology
Read full description

Harmony Helper is like having a 24/7 digital rehearsal room in your back pocket. It’s a singing app [more…] that allows you--and singers of all levels--to get real-time feedback on any song, anytime, anywhere. Practice your custom vocal part without the pressure and constraints of a live setting. Harmony Helper is made by singers for singers: Our patented technology makes it possible to learn any song, giving accurate feedback on pitch and timing as you sing. Whether you’re practicing to perform with a choir, in musical theatre, with a band, for a singing competition, or even for fun, Harmony Helper is here to help. Key Features: - Real-Time Feedback: Powered by our patented pitch-tracking algorithm, you’ll see exactly where you need to focus and improve. - Vocal Part Volume Controls make it easy to isolate your vocal part as you learn. - Try our 5 Steps to Learning and Holding Harmonies, which guides you through an expert-backed approach to your practice. Download the app and practice songs from the Harmony Helper Songbook and our partners for free. Terms Of Service: https://harmonyhelper.com/terms-of-service/ Privacy Policy: https://harmonyhelper.com/privacy-policy/

About

The Vocal Coach

This app provides vocal warm-ups, development exercises, and vocal health tips from a celebrity coach. It offers personalized practice plans, tutorial videos, and exercises in various keys to help singers of all levels improve their voice.

Highlights
  • Warm-up and development exercises
  • Tutorial videos for each exercise
  • Personalized workout plans
  • Practice calendar and diary reminders
  • Vocal health tips and advice
  • Exercises in male and female keys
Features
Read full description

Celebrity Vocal Coach and head vocal coach for X Factor UK and Britain’s Got Talent, Annabel Williams brings you her very own app for singers of ALL levels! Annabel has coached everyone from Amy Winehouse, Little Mix, James Arthur, Katy Perry, Kidzbop UK etc and worked with powerhouses like Jennifer Hudson, Nicole Sherzinger, Michael Bolton, Bring Me the Horizon - Oli Sykes, and many more! ... Whether you are a bedroom singer and have always fancied auditioning for a talent show, or if you are a professional singer in your own right, as a recording artist, session or backing singer, wedding singer, cruise ship singer, broadway/west end, etc - THIS IS THE APP FOR YOU! It features warm up and development exercises to strengthen and develop your voice, with high quality produced backing tracks and every exercise comes with a tutorial video to help you. There are 3 levels - easy, medium and hard, so you go at your own pace. You can choose your favourite exercises and build your own personal workout that you do on a set number of days. The app will even put reminders in your diary of when to practice. There is a practice calendar so you can choose your days. It's like a personal training app but for your voice! Developing as a singer at any level is like training in the gym, if you commit to regular sessions, you can see results pretty quickly. There is a vocal health section including top tips that Annabel uses with her celebrity clients to keep their voices in tip top condition including help on what to do if you lose your voice, and how to get it back! A lot of the exercises are provided in male and female keys to accommodate range. Annabel says "I've created this app to accommodate from absolute beginners to advanced singers like my singer friends in the industry. There's something for everyone. It is based on everything I've learned over the last 20+ years as celebrity vocal coach and as an industry session singer". This app is suitable for all age groups, the main thing is that you do the right level for you. You will have * access to Annabel's entire collection of WARM UP and development EXERCISES that she uses with her regular clients on a daily basis. eg WARM UP Breathing Lip Bubbles Sirens Mamma Mey 5 Note Major Scale Chromatic Forward Placement Lost/Tired Voice Single Note Vowel Sustain Long Notes Tongue Trills and more... EXERCISES Riff Blues Melodic (Head Voice Exercise) Pop Lick Agility Octaves etc... VOCAL HEALTH What To Eat What Not To Eat The Best Thing For ... Anni's Top 5 Tips To Look After Your Voice Anni's Special Brew! - A delicious soothing tea full of natural anti-inflammatories and antioxidants. Perfect for the voice! Personal testimonials from SHARON OSBOURNE and JAMES ARTHUR and X FACTOR Contestants. YOUR VOCAL JOURNEY Your very own calendar linked up to your devices diary to ensure you hit your weekly practice targets! we offer two types of subscriptions 

"Gold” Subscription -Monthly: $5.49 (USD) -Annual: $60.99 (USD) “Silver” Subscription -Monthly: $3.49 (USD) -Annual: $36.99 (USD)
 Payments and Renewal:- Payment will be charged to iTunes Account at confirmation of purchase. Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. You can manage or turn off auto-renew in your Account settings at any time after purchase No cancellation of the current subscription is allowed during the active period.
 Terms of use: https://bucket-vocalcoach.s3.eu-west-2.amazonaws.com/VC_EULA.docx

 Privacy policy: https://bucket-vocalcoach.s3.eu-west-2.amazonaws.com/VC_Privacy+policy.docx

Screenshots

Harmony Helper4 screens
The Vocal Coach4 screens

Verdict

The call

Harmony Helper and The Vocal Coach both sit at 3.9 stars, but that hides the real split: 93% of The Vocal Coach's written reviews are positive against 49% of Harmony Helper's. The Vocal Coach also leads on iOS requirement (10.0 vs 13.0). Harmony Helper's advantage is in-app purchases (none vs 4) and ratings volume (186 vs 18). On price, rating, update cadence and ads 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

Both are free to download. The Vocal Coach sells 4 in-app purchases, starting at $6.49 per month. Harmony Helper asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.9 for Harmony Helper against 4.0 for The Vocal Coach. That said, the two scores are not equally well evidenced: Harmony Helper has 186 ratings behind it against 18, so its average is the more settled of the two. Written reviews are what separate them: 49% of Harmony Helper's written reviews are positive against 93% of The Vocal Coach's.

UpkeepUpdate frequency

Harmony Helper ships an update every 3 weeks, The Vocal Coach every 2 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard5 real differences · 5 level
Harmony Helper versus The Vocal Coach: the parameters behind the verdict, then further details
ParameterHarmony HelperThe Vocal Coach
PriceFreeFree
Rating3.9 (186 ratings)4.0 (18 ratings) — better
Positive reviews48.7% of reviews92.9% of reviews — better
Number of ratings186 — better18
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.010.0 — better
Further details — not scored
Size123 MB79 MB
Age rating4+4+
DeveloperHarmony Helper LLCAnnabel Williams Music Ltd

Customer experience

Harmony Helper

All ratings184 ratings
Positive67.4%
Neutral10.9%
Negative21.7%
Written reviews76 reviews
Positive48.7%
Neutral14.5%
Negative36.8%

The Vocal Coach

All ratings18 ratings
Positive72.2%
Neutral0.0%
Negative27.8%
Written reviews98 reviews
Positive92.9%
Neutral2.0%
Negative5.1%

User reviews

Harmony Helper

From 186 App Store ratings

What we love

  • 🎵 Effective harmony learning tool
  • 👍 User-friendly interface and easy to use
  • 📱 Convenient mobile practice solution
  • 🎯 Immediate feedback on vocal performance
  • 📸 Sheet music scanning capability

Room to improve

  • 🐛 Frequent crashes and freezing
  • 🐛 App won't launch or open
  • ⚠️ Unreliable performance overall
  • 🔧 Inconsistent note recognition accuracy
  • 📚 Limited song library selection

The Vocal Coach

From 18 App Store ratings

What we love

  • 🎤 Expert vocal coaching from professional Annabel Williams
  • 📹 Clear tutorial videos demonstrating each exercise
  • 🎵 Fun and engaging exercises with quality backing tracks
  • 🎯 Customizable workout playlists tailored to user needs
  • ⚡ Quick and easy access to exercises anytime, anywhere

Room to improve

  • 💰 Requires paid subscription (£54.99/year)
  • 🔄 Limited exercise variety - same exercises repeated
  • 📊 Infrequent app updates with new content
  • 🆓 Free alternatives available on YouTube and Instagram
  • 🔐 Requires sign-in/login to access content

Bugs and requests

Harmony Helper

Reported bugs

14 issues
  • App freezes on account creation and button clicks
  • Crashes on launch for multiple device types
  • Buttons unresponsive or slow to register
  • App crashes after recording third voice
  • Playback stops working after music import
Show 9 more
  • Library access denied despite active subscription
  • App hangs during vocal part selection
  • Subscription restoration loop issue
  • Songs stuck in loading/gray phase
  • Harmony help feature non-functional
  • Bluetooth detection malfunction
  • iPad display issues (portrait/landscape)
  • Missing song library on app launch
  • Incomplete note scanning from sheet music

Requested features

16 requests
  • Lyrics display for songs
  • Expanded song library with modern music
  • Pop, hip-hop, country, and rock songs
  • Ability to adjust key and tempo
  • Bluetooth headphone support
Show 11 more
  • Ability to hear all harmonies simultaneously
  • Pitch line visibility when hitting correct notes
  • Desktop/Mac app version
  • Lifetime purchase option instead of subscription
  • Note correction/review interface
  • Extended note range beyond E2-A5
  • Vocal line display option
  • Swing rhythm support
  • Export feature
  • Scales practice option
  • More diverse song selection beyond religious content

The Vocal Coach

Reported bugs

5 issues
  • Exercises not displaying in custom playlists
  • Login issues after reinstalling app
  • App crashes requiring multiple exits to function properly
  • Exercises disappearing from saved playlists
  • Accessibility issues with app stability

Requested features

5 requests
  • Ability to rearrange exercises in custom playlists after downloading
  • Cool down exercises in addition to warm-ups
  • No sign-in requirement for access
  • More frequent content updates and new exercises
  • Offline functionality without repeated login issues

In-app purchases

None

Harmony Helper

No in-app purchases

4 purchases

The Vocal Coach

Subscriptions4
  • Silver Monthly Plan7 Days trial$6.491 Month
  • Gold Subscription Monthly7 Days trial$8.991 Month
  • Silver Yearly Plan7 Days trial$60.001 Year
Show 1 more
  • Gold Yearly Plan7 Days trial$90.001 Year

Questions

Is Harmony Helper free?
Harmony Helper is free to download, with no in-app purchases.
Is The Vocal Coach free?
The Vocal Coach is free to download, with in-app purchases available.
Which has better reviews, Harmony Helper or The Vocal Coach?
The Vocal Coach is rated higher. Harmony Helper averages 3.9 out of 5 from 186 ratings, while The Vocal Coach averages 4.0 from 18 ratings.
Do Harmony Helper or The Vocal Coach have ads?
Neither Harmony Helper nor The Vocal Coach shows ads.
Which is updated more often, Harmony Helper or The Vocal Coach?
Harmony Helper ships an update every 3 weeks, and The Vocal Coach every 2 weeks. Most recently, Harmony Helper was updated on November 3, 2026 and The Vocal Coach on November 7, 2026.

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