Comparison

Harmony Voice vs KORG iWAVESTATION

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

Head to head
About

Harmony Voice

Create a vocal choir from your own voice with up to four harmonized parts. This app offers real-time pitch correction, automatic chord generation, and voice character modification. Enhance your singing with professional effects and easily record and export your creations.

Highlights
  • Four-part real-time harmonizer
  • Automatic tuning correction
  • Manual and automatic harmonization modes
  • Voice character adjustment
  • Hi-end reverb and chorus effects
  • Audio recorder with metronome
  • SoundCloud upload and file export
Features
Read full description

Transform your voice into a choir with up to four voices ! Harmony Voice is a pitch shifter and harmonizer with professional features including automatic tuning correction. A realtime visual intonation-display gives you feedback of the tunes you sing. You can sing and Harmony voice will add up to four voices according to the chords you play with the piano keyboard. Instead of playing the chords yourself you can let Harmony Voice play the chords automatically to enrich the sound of your voice in a musically pleasant way. The voice character can be adjusted in a way that you can turn a female voice into a male voice and the other way round. Features: • Four part realtime Harmonizer / Pitch corrector • Different Harmonizer modes: - Manual harmonization by playing chords with up to four notes while singing - Automatic harmonization ( Kraehenbuehl ) - Play base note and Harmony Voice adds appropriate chords - Directly play the tunes for up to four voices with the keyboard. • Select key note and scale for harmonization and pitch correction. • Harmonies can be in just ( Barbershop ) or tempered tuning. • Mix your original voice with the harmonized parts. • Change the voice character. • Play background track from your iTunes library. • Hi-end reverb effect for room simulation. • Chorus and Delay effect. • Audiobus 2 support (Input/Filter/Output) (requires iOS 7 or newer) • Use a CoreMIDI compatible Interface to control Harmony Voice with a MIDI Keyboard. • Audio recorder with Metronome. • Upload to SoundCloud and File Export. • Audio pasteboard for exporting to other Apps Headphones are required to avoid feedback. Headsets with mic work great, for best quality we recommend IK Multimedia's iRig Mic.

About

KORG iWAVESTATION

This app recreates a legendary 1990s synthesizer, offering time-varying timbre creation and advanced vector synthesis. Experience its unique sound-shaping potential with a renewed graphic interface and touch-based operation for iOS devices.

Highlights
  • Faithful reproduction of original WAVESTATION sound
  • Graphical wave sequence view with touch control
  • 1,500 sounds, 700+ waveforms, 55 effects
  • Powerful random sequence engine
  • AUv3 support for Logic Pro and GarageBand
  • Integration with KORG Gadget DAW
Features
Currently charting
Read full description

Creating sounds with time-varying timbre, on your mobile device. KORG iWAVESTATION - A wave sequence synthesizer for iOS. The WAVESTATION synthesizer went on sale in 1990. This instrument featured an advanced vector synthesis system which created new sounds by combining and connecting multiple waveforms; it provided a mix/morphing function that let you use a joystick to change the balance of four oscillators, and a distinctive wave sequence function that allowed you to place waveforms in a desired sequence to create sequence patterns. To this day, it continues to be considered a legendary and still-unique instrument. Now in 2016, the WAVESTATION has been reborn as "KORG iWAVESTATION," an app for iPad/iPhone. In addition to completely reproducing the programs, it also features a renewed design that lets everyone experience the stupendous sound-shaping potential of the WAVESTATION. It features touch-based operation that's distinctive of iOS, in conjunction with a new graphic interface that allows you to visualize and edit the time-varying timbral changes that are distinctive of the WAVESTATION. [ Features ] - A faithful reproduction of the original WAVESTATION sound: In addition to providing the sounds from all PCM memories of the WAVESTATION, the new iWAVESTATION also reproduces in software every detail of the parameters, based on an analysis of the original hardware circuit diagram. - A new wave sequence view that can be graphically controlled: The iWAVESTATION, we advance another step with a graphical user interface that takes advantage of the touch operations that are a characteristic of iOS. Even more than ever, we've updated the screen design with an emphasis on creating sequences. - 1,500 sounds, more than 700 waveforms, 55 effects, and a powerful random sequence engine: This new instrument includes a stupendous number of presets and waveforms, covering all models of the series. iWAVESTATION also provides a new random sequence function which will give you different perspectives to inspire new sounds. - Use with KORG Gadget and AUv3 for song production: iWAVESTATION can be used in conjunction with the "KORG Gadget" music production DAW app that has won numerous awards around the world. If both apps are installed, it can be used as the "Milpitas" gadget inside the KORG Gadget app. And also supports AUv3, so it can also be used as a sound module for Logic Pro and GarageBand. With a convenient and richly varied set of sounds, iWAVESTATION can be the foundation for either of these music production environments. More info at korg.com

Screenshots

Harmony Voice1 screens
KORG iWAVESTATION4 screens

Verdict

The call

The clearest difference is price: Harmony Voice at $4.99 against KORG iWAVESTATION's $29.99. Harmony Voice also leads on in-app purchases (none vs 1) and iOS requirement (8.0 vs 13.0). KORG iWAVESTATION's advantage is rating (4.2 vs 2.3) and review sentiment (69% vs 33%). On update cadence, ads and device support 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

Harmony Voice costs $4.99 and KORG iWAVESTATION $29.99 up front. KORG iWAVESTATION sells 1 one-off in-app purchase. Harmony Voice asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

KORG iWAVESTATION holds the better App Store score, 4.2 against 2.3. That said, the two scores are not equally well evidenced: KORG iWAVESTATION has 135 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 33% of Harmony Voice's written reviews are positive against 69% of KORG iWAVESTATION's.

UpkeepUpdate frequency

Harmony Voice ships an update every 6 months, KORG iWAVESTATION every 5 months. Both last shipped on November 6, 2026.

Scorecard8 real differences · 3 level
Harmony Voice versus KORG iWAVESTATION: the parameters behind the verdict, then further details
ParameterHarmony VoiceKORG iWAVESTATION
Price$4.99 — better$29.99
Rating2.3 (25 ratings)4.2 (135 ratings) — better
Positive reviews33.3% of reviews69.0% of reviews — better
Number of ratings25135 — better
Update frequencyEvery 6 monthsEvery 5 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank—#196 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size28 MB96 MB
Age rating4+4+
DeveloperHarry GohsKORG INC.

Customer experience

Harmony Voice

All ratings24 ratings
Positive29.2%
Neutral0.0%
Negative70.8%
Written reviews102 reviews
Positive33.3%
Neutral5.9%
Negative60.8%

KORG iWAVESTATION

All ratings132 ratings
Positive78.8%
Neutral8.3%
Negative12.9%
Written reviews203 reviews
Positive69.0%
Neutral17.2%
Negative13.8%

Bugs and requests

Harmony Voice

Not enough reviews yet to summarise bugs or requests.

KORG iWAVESTATION

Reported bugs

2 issues
  • Crashes when saving user presets
  • Compatibility issues with newer iOS versions

Requested features

4 requests
  • Add AUv3 support
  • Improve preset management and browsing
  • Enhance MIDI functionality (channel selection, more CCs)
  • Expand filter options (high-pass, band-pass)

In-app purchases

None

Harmony Voice

No in-app purchases

1 purchases

KORG iWAVESTATION

One-time1
  • Expansion Card Pack$4.99

Questions

Is Harmony Voice free?
Harmony Voice costs $4.99, with no in-app purchases.
Is KORG iWAVESTATION free?
KORG iWAVESTATION costs $29.99, and also offers in-app purchases.
Which has better reviews, Harmony Voice or KORG iWAVESTATION?
KORG iWAVESTATION is rated higher. Harmony Voice averages 2.3 out of 5 from 25 ratings, while KORG iWAVESTATION averages 4.2 from 135 ratings.
Do Harmony Voice or KORG iWAVESTATION have ads?
Neither Harmony Voice nor KORG iWAVESTATION shows ads.
Which is updated more often, Harmony Voice or KORG iWAVESTATION?
Harmony Voice ships an update every 6 months, and KORG iWAVESTATION every 5 months. Most recently, Harmony Voice was updated on November 6, 2026 and KORG iWAVESTATION on November 6, 2026.

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