# Deep Synth vs VAPolyMT

The clearest difference is price: Deep Synth at $4.99 against VAPolyMT's $14.99. Deep Synth also leads on update cadence (monthly vs every 11 months) and iOS requirement (10.0 vs 16.6). VAPolyMT's advantage is rating (5.0 vs 4.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Deep Synth costs $4.99 and VAPolyMT $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

VAPolyMT holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Deep Synth ships an update monthly, VAPolyMT every 11 months. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Deep Synth | VAPolyMT |
| --- | --- | --- |
| Price | **$4.99** | $14.99 |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/deep-synth-fm-synthesizer/id1203273984/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/vapolymt/id6743886961/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 11 months |
| Monetization | Paid | Paid |
| Size | 9 MB | 18 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Aleksandar Mlazev](https://appshunter.io/developer/1093798140) | [Ryo Togawa](https://appshunter.io/developer/1474193056) |

## What reviewers say

### Deep Synth

[App page](https://appshunter.io/ios/app/deep-synth-fm-synthesizer/id1203273984)

Create unique sounds with this FM synthesizer app. It features real-time wave manipulation, multiple sound effects, and MIDI keyboard support. Explore dynamic sound design with its intuitive interface.

**Highlights:** Real-time wave form editing, Simple envelope filter, Reverb and tremolo effects, Polyphonic keyboard with 5 octaves, MIDI keyboard support, AUV3 Audio Unit instrument

**In-app purchases:** none


### VAPolyMT

[App page](https://appshunter.io/ios/app/vapolymt/id6743886961)

This powerful synthesizer app offers bi-timbral polyphony with analog-style sequencers and assignable macro controls. It functions as a standalone application or an AudioUnit Extension, supporting MIDI, Ableton Link, and audio export. Project files are savable via iCloud Drive for cross-platform access.

**Highlights:** Bi-timbral polyphonic synthesizer, Analog-style step sequencer per timbre, Assignable macro controls, AudioUnit Extension (AUv3) support, Ableton Link and MIDI support, iCloud Drive project sharing, Built-in effects and piano roll editor

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Deep Synth free?

Deep Synth costs $4.99, with no in-app purchases.

### Is VAPolyMT free?

VAPolyMT costs $14.99, with no in-app purchases.

### Which has better reviews, Deep Synth or VAPolyMT?

VAPolyMT is rated higher. Deep Synth averages 4.0 out of 5 from 2 ratings, while VAPolyMT averages 5.0 from 4 ratings.

### Do Deep Synth or VAPolyMT have ads?

Neither Deep Synth nor VAPolyMT shows ads.

### Which is updated more often, Deep Synth or VAPolyMT?

Deep Synth ships an update monthly, and VAPolyMT every 11 months. Most recently, Deep Synth was updated on November 2, 2026 and VAPolyMT on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*