Voice Synth Modular vs Poly Talkbox by ElectroSpit
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Live voice processing
- Vocoders
- Auto Pitch
- Harmonizing Pitch Shift
- Speed-Shift Sampling
- Create organic soundscapes
- Save and share creations
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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
Poly Talkbox by ElectroSpit
Create professional talkbox sounds and melodies with a versatile keyboard interface. Explore various scales and harmonies, and add expressive effects like vibrato and pitch bends. Ideal for musicians and beginners alike.
- Classic Sawtooth Talkbox Sound
- Programmable harmonies and chords
- 30-key chromatic keyboard
- Jam Stack for improvisation
- Vibrato, modulation, and pitch bends
- 9 popular scales
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Poly Talkbox Synth by ElectroSpit is designed from the ground up for playing talkbox on the ElectroSpit ESX-1 mobile talkbox or any traditional talkbox, and comes with the perfect talkbox sound. The user interface is optimized for playing pro-quality melodies and harmonies with a keyboard layout that lets you fly. 30+ keys on your phone screen give you more room to express yourself. Easily add vibrato, modulation and pitch bends by dragging your fingers side to side or with the on screen pitchbend and modulation wheels to increase the funk and soul in your talkbox sound. You can also use pressure or shake to add vibrato. No musical training? No problem! Just slide your finger on the Jam Stack and get funky. The intuitive Jam stack allows you to improvise in one of 9 popular scales in any key. Technical Features: -Classic Sawtooth Talkbox Sound -Programmable harmonies -Programmable backing chords -30 key chromatic keyboard -Octave Transpose -Key Transpose -Pitchbend Wheel -Modulation Wheel -Portamento -Glide Time -9 Popular Scales like Blues and Pentatonic -Fine Tuning -works with ESX-1 Mobile Talkbox or any traditional talkbox - Selectable color skins - vertical keyboard mode Minimum Requirements: iPad 5th Gen, iPhone 6s, iOS 14 or better. iPhone 6s Plus or better recommended
Screenshots
Verdict
The clearest difference is review sentiment: Poly Talkbox by ElectroSpit at 100% against Voice Synth Modular's 41%. Poly Talkbox by ElectroSpit also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 2). Voice Synth Modular's advantage is price (Free vs $4.99) and ratings volume (3K vs 2). On 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
Voice Synth Modular is free to download; Poly Talkbox by ElectroSpit costs $4.99 up front. Voice Synth Modular sells 2 one-off in-app purchases. Poly Talkbox by ElectroSpit asks for nothing beyond the download.
Poly Talkbox by ElectroSpit holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Voice Synth Modular has 3K ratings behind it against 2, 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 100% of Poly Talkbox by ElectroSpit's.
Voice Synth Modular ships an update monthly, Poly Talkbox by ElectroSpit every 5 days. The most recent releases landed on September 30, 2026 and September 22, 2026 respectively.
| Parameter | Voice Synth Modular | Poly Talkbox by ElectroSpit |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.2 (3K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 41.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 3K — better | 2 |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Best chart rank | — | #192 — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 16.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 66 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Qneo | ElectroSpit Inc. |
Customer experience
Voice Synth Modular
Poly Talkbox by ElectroSpit
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
Poly Talkbox by ElectroSpit
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Voice Synth Modular
- Pro ToolsFree
- Upgrade$8.99
Poly Talkbox by ElectroSpit
No in-app purchases
Questions
Is Voice Synth Modular free?
Is Poly Talkbox by ElectroSpit free?
Which has better reviews, Voice Synth Modular or Poly Talkbox by ElectroSpit?
Do Voice Synth Modular or Poly Talkbox by ElectroSpit have ads?
Which is updated more often, Voice Synth Modular or Poly Talkbox by ElectroSpit?
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