Voice Synth Modular vs Flynth
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
Flynth
This versatile synthesizer app offers a wide range of sounds from leads to bass and pads. Create unique sounds by tweaking parameters or explore factory presets. It supports MIDI input, AudioUnit integration, and includes a built-in arpeggiator and effects for music production.
- 8-voice polyphony
- 3 Oscillators with pulse width and sub
- ADSR Envelope editor
- Low-pass Filter with ADSR
- 2 configurable LFOs
- Build-in Arpeggiator
- 4 FXs (TubeAmp, Phaser, Delay, reverb)
- Live recording + export
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Flynth is Fingerlab's versatile and intuitive synthesizer for iPhone, iPad & Mac — designed for musicality and easy use. From leads to bass lines, organs and pads, Flynth covers a wide sound range. Browse 80 factory presets to explore its sonic capabilities, or tweak the knobs and combine parameters to create your own unique sounds. Connect any MIDI keyboard, load Flynth as an AUv3 in your favorite DAW, fire up the Arpeggiator, add some FX, and record your track with the built-in live recording module. Flynth is a universal purchase — one buy covers iPhone, iPad & Mac. Free version includes 12 factory presets and a selection of core features. Get the Full Version IAP to unlock everything. Features: • 8-voice polyphony & 6 octaves • 3 Oscillators (Sine, Triangle, Square, Sawtooth, Pulse Width, Sub) • ADSR Envelope editor • Low-pass Moog Ladder filter with ADSR • Vibrato • 2 configurable LFOs • 80 Factory presets & Preset Randomizer • Built-in Arpeggiator • 4 FX: Tube Amp, Phaser, Delay & Reverb • Live recording & export • Full MIDI & MIDI Mapping support • AudioBus & Inter-App Audio (iOS) • Full AudioUnit AUv3 support Questions or feedback? We'd love to hear from you: contact@fingerlab.net Stay tuned! The Fingerlab Team
Screenshots
Verdict
The clearest difference is ratings volume: Voice Synth Modular at 3.1K against Flynth's 55. Voice Synth Modular also leads on update cadence (monthly vs every 4 months). Flynth's advantage is review sentiment (50% vs 41%). On price, rating, ads and in-app purchases 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
Both are free to download. Voice Synth Modular sells 2 one-off in-app purchases and Flynth sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.2 for Voice Synth Modular against 4.3 for Flynth. That said, the two scores are not equally well evidenced: Voice Synth Modular has 3.1K ratings behind it against 55, so its average is the more settled of the two. Written reviews are what separate them: 41% of Voice Synth Modular's written reviews are positive against 50% of Flynth's.
Voice Synth Modular ships an update monthly, Flynth every 4 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Voice Synth Modular | Flynth |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (3.1K ratings) | 4.3 (55 ratings) — better |
| Positive reviews | 41.3% of reviews | 50.0% of reviews — better |
| Number of ratings | 3.1K — better | 55 |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 66 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Qneo | Fingerlab |
Customer experience
Voice Synth Modular
Flynth
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
Flynth
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Voice Synth Modular
- Pro ToolsFree
- Upgrade$8.99
Flynth
- Full Version$7.99
Questions
Is Voice Synth Modular free?
Is Flynth free?
Which has better reviews, Voice Synth Modular or Flynth?
Do Voice Synth Modular or Flynth have ads?
Which is updated more often, Voice Synth Modular or Flynth?
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