Comparison

Voice Synth Modular vs Voffect

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

Voffect

Easily record your voice and transform it into a variety of fun and unique sounds. Save your creations, share them on social media, or send them to your computer for further use.

Highlights
  • Voice recording
  • Voice conversion
  • Multiple voice effects
  • Save audio
  • Share to SNS
  • Send to PC
Features
Read full description

Record your voice or import audio and video files, then turn them into robot, helium, echo, reverse, pitch-shifted, and other funny voices. Voffect is a simple voice changer and audio editor for saving and sharing voice clips. Key Features: ■ Voice Changer Effects • Change your voice with robot, helium, echo, reverb, reverse, vibrato, deep voice, high voice, and more • Adjust effect parameters such as pitch, echo, reverb, and filters • Combine multiple effects and save your own custom effect chains ■ Record, Import, and Edit Audio • Record from the microphone • Import audio and video files from Files, Photos, or the share sheet • Trim audio and automatically remove silent sections • Adjust volume before saving or sharing ■ Save and Share • Save converted recordings to the in-app playlist • Export audio files • Share voice clips to other apps =========================== Premium Features and Purchases =========================== We offer the following plans 1-month subscription (prices vary by country and region) Annual subscription (prices vary by country and region) Lifetime purchase (prices vary by country and region) Payment will be charged to your Apple account upon confirmation of purchase. Subscriptions will automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current subscription period. Auto-renewal can be turned off in your account settings after purchase. During an active subscription period, you cannot cancel your current subscription. Terms and Conditions of Service: http://bit.ly/2uy8DL4 Privacy Policy: http://bit.ly/2t7bFFK

Screenshots

Voice Synth Modular4 screens
Voffect4 screens

Verdict

The call

The clearest difference is ads: Voice Synth Modular at none against Voffect's shown. Voice Synth Modular also leads on ratings volume (3.1K vs 74) and iOS requirement (16.6 vs 18.0). Voffect's advantage is review sentiment (71% vs 41%) and rating (4.5 vs 4.2). On price, in-app purchases, monetization model 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

Both are free to download. Voice Synth Modular sells 2 one-off in-app purchases and Voffect sells 3 in-app purchases, starting at $4.49 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Voffect holds the better App Store score, 4.5 against 4.2. That said, the two scores are not equally well evidenced: Voice Synth Modular has 3.1K ratings behind it against 74, 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 71% of Voffect's.

UpkeepUpdate frequency

Voice Synth Modular ships an update monthly, Voffect every 2 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

Scorecard6 real differences · 4 level
Voice Synth Modular versus Voffect: the parameters behind the verdict, then further details
ParameterVoice Synth ModularVoffect
PriceFreeFree
Rating4.2 (3.1K ratings)4.5 (74 ratings) — better
Positive reviews41.3% of reviews71.4% of reviews — better
Number of ratings3.1K — better74
Update frequencyMonthlyEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.6 — better18.0
Further details — not scored
Size66 MB32 MB
Age rating4+4+
DeveloperQneoUnlypt

Customer experience

Voice Synth Modular

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

Voffect

All ratings74 ratings
Positive83.8%
Neutral6.8%
Negative9.5%
Written reviews7 reviews
Positive71.4%
Neutral14.3%
Negative14.3%

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

Voffect

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Voice Synth Modular

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

Voffect

Subscriptions2
  • Premium$4.491 Month
  • Premium (Yearly)$49.991 Year
One-time1
  • Premium (Lifetime)$179.99

Questions

Is Voice Synth Modular free?
Voice Synth Modular is free to download, with in-app purchases available.
Is Voffect free?
Voffect is free to download, with in-app purchases available.
Which has better reviews, Voice Synth Modular or Voffect?
Voffect is rated higher. Voice Synth Modular averages 4.2 out of 5 from 3.1K ratings, while Voffect averages 4.5 from 74 ratings.
Do Voice Synth Modular or Voffect have ads?
Voffect shows ads; Voice Synth Modular does not.
Which is updated more often, Voice Synth Modular or Voffect?
Voice Synth Modular ships an update monthly, and Voffect every 2 weeks. Most recently, Voice Synth Modular was updated on October 23, 2026 and Voffect on October 24, 2026.

Other comparisons