Comparison

Voice Synth Modular vs EZ Voice

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

Head to head
About

Voice Synth Modular

Transform your voice into a musical instrument with a suite of advanced audio effects. Create robotic voices, harmonies, and unique soundscapes using only your voice. Save and share your creations, or integrate them into your digital audio workstation.

Highlights
  • Live voice processing
  • Vocoders
  • Auto Pitch
  • Harmonizing Pitch Shift
  • Speed-Shift Sampling
  • Create organic soundscapes
  • Save and share creations
Features
Read full description

Voice Synth is a professional live voice processor and music synthesizer played by your voice. With the vast set of integrated tools including Vocoders, Auto Pitch, Harmonizing Pitch Shift and Speed-Shift Sampling, you can • Sing in Tune like P-Tain & vocoded like Duft-Pank • Speak with Hollywood-quality Robot voices like 1978 Cylons • Play by Voice, no fingers needed: scream to play rock guitar, hum a church organ • Make professional funny voices: animal, evil, weird & much more • Create unique organic and rhythmic soundscapes • Sing multiple voices in harmony within any musical scale • Sample, speed shift and dress up your beatboxing to create the strangest rhythms inspiring new compositions • Live-pause and stroboscope your voice • Save and share your creations as presets and audio files • Use all of the above in your DAW and audio setup via Audio Units & MIDI This "Modular" version of Voice Synth offers a free unlimited-time tryout of all effects on prerecorded samples, while all other functions are unlocked by a single In-App-Purchase. On Voice Synth you will find no conventional ADSR, LFOs or filters. Even the keyboard is optional. Instead, Voice Synth uses the most expressive all-in-one tool you were born with: your voice! It's unique so be ready for a jump in voice creativity, sound design and rhythmic inspiration. To give you an easy start in this adventure, we included over 250 factory presets! Speak, sing, hum and scream live into the mic, and start exploring the unconventional controls: 24-band vintage analog modeling vocoders, Auto Pitch Tracking, live-voice-pause, speed-shift sampler, multiple voice harmony arranger, spectrum stroboscope, pitch and formant shifter, 24-band equalizer, classic FX as distortion/delay/chorus/reverb, and an extensive vocoder designer with oscilloscope. We included a manual for in-depth use. Musicians, DJs, sound designers, voice artists: Voice Synth is a must-have in your audio toolbox! Qneo voicesynth.com TECHNICAL SPECS • Engine 2x32 bit 44.1 kHz poly x24 • All effects fully integrated, simultaneous, live, realtime, low-latency • Background audio (iOS) • Manual • Audio Unit V3, instrument & effect, parameter automation • Audio routing • Midi • Repeater, anti-audio-feedback • Noise gate manual/auto • Keyboard 1.5-2.5 oct (midi 10), hold/mono/poly • Tapes to record/export your performance • 250+ factory presets, unlimited user presets, import/export INTEGRATED EFFECTS • 4 vintage analog modeling vocoders 24 bands 5th order filters (Natural Robot Breath Designer) • Auto Pitch, track/fix/double/inverse pitch • Multiple Voice Harmonizer, any musical scale (choirs, rich 70's vocoder sounds) • Speed-Shift Sampler ±800%, pause/zoom/loop/hold • Live-pause & strobo voice • Pitch Shifter 8 octaves (e.g. lion/gender/child/baby/duck) • Formant Shifter adapt spectrum ±1 octave (child to giant) • Registers 4 octaves (add brilliance, chords) • Arpeggiator pattern/gate/speed/grouping • Equalizer 24 bands, 10 presets (loudness, low-pass, telecom, etc) • Autogain/Compressor, Clip/Distortion, Stereo Panning, Delay, Chorus, Reverb • Slew rate: special vocoder reverb (plucked strings, wind, thunder, storms) • Mic thru and Vocoder mix to add-in your unprocessed voice (e.g. for beat-boxing) • Sync rhythmic effect timing DESIGNER VOCODER • Realtime oscilloscope • Sine/square/triangle/sawtooth, adjustable frequency/harmonics/clip/width/skew/slope • Noise white/voiced, adjustable filter/clipping • Mix additive/maximum/multiplicative synthesis • Test mode, design/play without voice

About

EZ Voice

Practice, perform, and record vocals with your favorite songs. Remove original vocals, tune your voice, and add professional effects. Share your polished performances with friends and fans.

Highlights
  • Sing along with music library songs
  • Remove original vocals
  • Add 9 high-quality vocal effects
  • Tune and polish voice
  • Record and preview performances
  • Share recordings via email/SoundCloud
Read full description

Now you can sing along with all of your favorite songs! EZ Voice is a companion app for iRig Voice and iRig MIC that lets you practice, perform and record vocals using the music in your mobile device’s music library. With EZ Voice, you’ll always stand out and deliver a winning performance. Just pick a song from your library and let EZ Voice do the rest — its intuitive controls make it easy to remove original vocals, tune your voice and add fun vocal effects. Share your favorite performances with your friends and fans. It’s the easy way to sound great and sing along with your favorite music anytime, anywhere. YOUR FAVORITE SONGS, YOUR WAY Sing your heart out and record your performance with the REC interface. Import a song, hit "No Voice" to remove the original vocals and then tap the record button — now it’s your turn in the spotlight. Afterwards, check the preview and head to the FX menu. QUALITY VOCAL EFFECTS AT YOUR FINGERTIPS You'll always deliver a pitch-perfect performance thanks to the FX menu. Browse the built-in effects presets to let EZ Voice polish your voice for you, or unlock individual effects to unleash your creativity. EZ Voice lets you have fun while you perfect your tone. You can select up to 3 simultaneous audio effects of its 9 included high-quality effects: Use Tune to keep your voice in key like the pros; add Morph to try a different gender; apply Choir to add extra voices and harmonies; or try more traditional effects like Reverb, Delay, Chorus, EQ, Filter, and Level — all derived from IK Multimedia's award-winning professional audio software. One tap adds an effect, two taps lets you edit. Save your favorite combinations and settings to the preset library. SHARE WITH YOUR FRIENDS Quickly manage your saved performances with the SONG menu. EZ Voice does all the organizing for you, letting you compare, evaluate and modify your previously recorded takes with ease — you can even duplicate songs to take full-advantage of EZ Voice's many vocal effects. Save your work, and when you're satisfied, share your performances with your friends and fans via email or SoundCloud. EZ Voice Features: • Sing along with any song on your mobile device’s music library or through iTunes File Sharing • Sing with or without a backing track • Quick and easy-to-use interface lets you sing anywhere, anytime • No Voice button removes original vocals from imported songs letting you take the lead • Polish your voice with 9 high-quality audio effects: Tune, Morph, Choir, EQ, Filter, Level, Chorus, Delay and Reverb (Reverb is free by registering — the other effects are available via in-app purchase) • Comes with factory effects presets for all singing styles • Preview, adjust and save effects combinations with ease • Lets you share your performances with your friends via SoundCloud and email • Sing using your mobile device’s built-in mic or your earbuds’ mic • For best performance, use the IK range of microphones like iRig Voice To learn more about EZ Voice and compatible accessories, please visit: www.ikmultimedia.com/ezvoice www.irigvoice.com Also check out the greatest selection of music apps and mobile music creation accessories here: www.ikmultimedia.com

Screenshots

Voice Synth Modular4 screens
EZ Voice4 screens

Verdict

The call

The clearest difference is rating: Voice Synth Modular at 4.2 against EZ Voice's 3.1. Voice Synth Modular also leads on update cadence (monthly vs every 20 months) and ratings volume (3.1K vs 215). EZ Voice's advantage is iOS requirement (10.0 vs 16.6). On price, ads, in-app purchases and monetization model 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. Voice Synth Modular sells 2 one-off in-app purchases and EZ Voice sells 9 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Voice Synth Modular holds the better App Store score, 4.2 against 3.1. That said, the two scores are not equally well evidenced: Voice Synth Modular has 3.1K ratings behind it against 215, so its average is the more settled of the two. Written reviews point the same way: 41% of Voice Synth Modular's written reviews are positive against 31% of EZ Voice's.

UpkeepUpdate frequency

Voice Synth Modular ships an update monthly, EZ Voice every 20 months. The most recent releases landed on October 20, 2026 and October 22, 2026 respectively.

Scorecard5 real differences · 5 level
Voice Synth Modular versus EZ Voice: the parameters behind the verdict, then further details
ParameterVoice Synth ModularEZ Voice
PriceFreeFree
Rating4.2 (3.1K ratings) — better3.1 (215 ratings)
Positive reviews41.3% of reviews — better31.3% of reviews
Number of ratings3.1K — better215
Update frequencyMonthly — betterEvery 20 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, MaciPhone, iPad, iPod
Requires iOS16.610.0 — better
Further details — not scored
Size66 MB34 MB
Age rating4+4+
DeveloperQneoIK Multimedia US, LLC

Customer experience

Voice Synth Modular

All ratings3,044 ratings
Positive79.2%
Neutral5.1%
Negative15.7%
Written reviews310 reviews
Positive41.3%
Neutral5.8%
Negative52.9%

EZ Voice

All ratings215 ratings
Positive50.7%
Neutral5.1%
Negative44.2%
Written reviews201 reviews
Positive31.3%
Neutral12.4%
Negative56.2%

User reviews

Voice Synth Modular

From 3.1K App Store ratings

What we love

  • 🔥 Powerful voice modulation
  • 🎨 Huge array of filters and sounds
  • 🎹 Ability to create beats from voice
  • 🎶 Excellent for vocal performances
  • 👍 Intuitive and user-friendly interface

Room to improve

  • 💰 Paid features hidden behind paywall
  • 🔒 Confusing upgrade process
  • 🐛 Unreliable recording and playback
  • 🤔 Unintuitive workflow and lack of guidance
  • 🤷‍♀️ Inconsistent functionality across updates

EZ Voice

From 215 App Store ratings

What we love

  • ⭐️ Excellent voice quality
  • 🎶 Great for singing along to songs
  • 💻 Works well with iRig microphone

Room to improve

  • 💰 Many features require in-app purchases
  • 🔊 Background noise issues in recordings
  • 🔌 Compatibility problems with iOS updates
  • 🔒 Difficult to access account settings

Bugs and requests

Voice Synth Modular

Reported bugs

4 issues
  • Crashes and freezes when using certain features
  • Microphone not detected or working properly
  • Imported audio files not playing back correctly
  • Presets and settings not saving or loading properly

Requested features

5 requests
  • Ability to record and process own voice
  • Deeper integration with music production apps
  • More customization and preset options
  • Better documentation and tutorials
  • System audio capture and processing

EZ Voice

Reported bugs

3 issues
  • App crashes when trying to share recordings
  • Recorded audio gets distorted or sped up
  • Purchased effects not working as expected

Requested features

3 requests
  • Ability to share recordings easily
  • Support for wireless headphones
  • More free sound effects and filters

In-app purchases

2 purchases

Voice Synth Modular

One-time2
  • Pro ToolsFree
  • Upgrade$8.99
9 purchases

EZ Voice

One-time9
  • Tune$0.99
  • Morph$0.99
  • Choir$0.99
Show 6 more
  • EQ$0.99
  • Filter$0.99
  • Level$0.99
  • Chorus$0.99
  • Delay$0.99
  • All Effects Bundle$4.99

Questions

Is Voice Synth Modular free?
Voice Synth Modular is free to download, with in-app purchases available.
Is EZ Voice free?
EZ Voice is free to download, with in-app purchases available.
Which has better reviews, Voice Synth Modular or EZ Voice?
Voice Synth Modular is rated higher. Voice Synth Modular averages 4.2 out of 5 from 3.1K ratings, while EZ Voice averages 3.1 from 215 ratings.
Do Voice Synth Modular or EZ Voice have ads?
Neither Voice Synth Modular nor EZ Voice shows ads.
Which is updated more often, Voice Synth Modular or EZ Voice?
Voice Synth Modular ships an update monthly, and EZ Voice every 20 months. Most recently, Voice Synth Modular was updated on October 20, 2026 and EZ Voice on October 22, 2026.

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