Tera Synth vs VAPoly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Tera Synth
Create unique sounds beyond traditional synthesizers with a modular analog and digital synthesis workstation. Combine physical modeling, wireless patching, and built-in effects for a fat, individual sound. Features a programmable arpeggiator and live playing options.
- Modular analog and digital synthesis
- Physical modeling modules
- Wireless patching and modulation routing
- Built-in distortion, delay, chorus, phaser, and reverb effects
- Programmable arpeggiator
- Live playing with onscreen keyboard and MIDI support
- Audiobus and Inter-App-Audio integration
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Tera Synth - Modular Analog Synthesizer Explore new sound spaces with Tera Synth that go beyond the emulation of synthesizer legends. Use the power of analog and digital synthesis combined with new modules for physical modelling. Wireless patching of modules combined with an intelligible modulation routing simplifies the development of new synthesizer designs from scratch. Distortion effect, Delay/Chorus/Phaser and Reverb effects give your sounds the final polishing. Tera Synth gives your music an individual character with its unique fat sound. The well-designed algorithms and the economical modular structure provides you with a comparatively high voice yield. Precise timing with the unique built-in Arpeggiator let you feel the rhythm. Tera Synth supports Audiobus and Inter-App-Audio for integration with other Music Apps. Modular Analog Synthesis • Modular synthesizer with free connections between modules. • 25 Sound Modules • 4 Low frequency oscillators • 4 Standard ADSR Envelope generators. • 4 Multi Segment Envelopes with tempo sync. • 64 time/level segments per envelope • Monophonic or polyphonic with up to 32 voices. • More than 920 factory presets, unlimited user presets can be shared. FX • Chorus with four delay lines. • 8 pole Analog Phaser. • Distortion effect with Tube/Tape emulation • Stereo Echo/Delay effect. • Hi end reverberation unit. Live • Play melodies live with the onscreen keyboard. Drag fingers for slides and vibrato. • Optionally use CoreMIDI* compatible hardware keyboard. • Dozens of scales selectable • Variable Keyboard layout for scale optimized playing Full featured programmable Arpeggiator • Uses programmable sequences with up to 32 steps. • Can trigger single notes and chords. • Unique randomizer generates Arpeggios with 100% usability. • 32 Arpeggios included, unlimited useer arpeggios possible. • For each step you can program tie, accent, transposition and note order Global • Audiobus 3 compatible (Input slot) with Preset saving. • Inter App Audio • AudioUnit AUv3 with parameter automation • Ableton Link compatible • Audio pasteboard. Copy audio recordings to Clipboard for use with other Apps • Exchange user presets with File Sharing in iTunes. • Support for MIDI input/output connections. • MIDI learn functionality.
VAPoly
This virtual analog synthesizer offers 8-voice polyphony with built-in effects, a sequencer, and parameter automation. It functions as a standalone app or an Audio Unit Extension, supporting iCloud Drive and various MIDI and audio export options.
- Virtual analog 8-voice polyphony
- Built-in effects (delay, chorus, reverb, etc.)
- 16-bar sequencer with parameter automation
- Oscillators with modulation capabilities
- Standalone app and AUv3 extension
- iCloud Drive support for cross-device projects
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VAPoly is a virtual analog 8 voice polyphonic synthesizer for iPhone, iPad and Mac. VAPoly features built-in effects, built-in sequencer, parameter automation, oscilloscopes and spectrum analyzer. VAPoly works as a stand alone or as an Audio Unit Extension (AUv3). Stand Alone supports Ableton Link, Bluetooth MIDI, MIDI IN/OUT and audio file export. The synth features two oscillators, two ADSR envelopes, a high pass filter, a low pass filter and an amplifier per voice. The oscillators are capable of wide variety of modulation to shape the sound. The low pass filter is modeled on cascaded OTA filter circuit for classic analog sound. The Effects include delay, chorus, flanger, reverb, eq, and compressor. The sequencer offers ability to program 16 bar pattern per clip for total 16 clips and parameter automation. Project files can be saved in iCloud Drive to work on iPhone, iPad and Mac. Main Features Virtual analog 8 voice polyphonic synthesizer Sequencer 16 bar patterns per clip. Total 16 clips. Parameter automation. Audio Export Linear PCM format (AIFF, WAV and CAF) and compressed format (AAC) Support iCloud Drive. Support Ableton Link, Bluetooth MIDI, MIDI In / Out. Support Audio Unit Extension (AUv3) Support Universal Purchase. VAPoly works on iPhone, iPad and Mac. System Requirements - For iOS Devices, A10 Fusion or above is recommended. - AudioUnit Extension (AUv3) requires host application which support AudioUnit Extension. - AudioUnit Extension (AUv3) is supported by Apple Garage Band on iOS and macOS, and Apple Logic on Mac. For any other DAW, it depends on the application and some of them don’t support AudioUnit Extension (AUv3).
Screenshots
Verdict
The clearest difference is price: Tera Synth at $1.99 against VAPoly's $14.99. Tera Synth also leads on iOS requirement (12.0 vs 15.2). VAPoly's advantage is rating (5.0 vs 4.8) and device support (4 vs 1). On review sentiment, ratings volume, update cadence and ads 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
Tera Synth costs $1.99 and VAPoly $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.
VAPoly holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 27 and 16 respectively. Written reviews complicate that: 86% of Tera Synth's written reviews are positive against 80% of VAPoly's, so the app with the better star average is not the one people write more warmly about.
Tera Synth ships an update every 4 months, VAPoly every 3 months. The most recent releases landed on June 10, 2026 and September 20, 2026 respectively.
| Parameter | Tera Synth | VAPoly |
|---|---|---|
| Price | $1.99 — better | $14.99 |
| Rating | 4.8 (27 ratings) | 5.0 (16 ratings) — better |
| Positive reviews | 86.4% of reviews — better | 80.0% of reviews |
| Number of ratings | 27 — better | 16 |
| Update frequency | Every 4 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.0 — better | 15.2 |
| Further details — not scored | ||
| Size | 36 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Harry Gohs | Ryo Togawa |
Customer experience
Tera Synth
VAPoly
In-app purchases
Tera Synth
No in-app purchases
VAPoly
No in-app purchases









