---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "SynthMaster 2"
developer_entity: "KV331 Audio"
bundle_id: "com.kv331audio.synthmaster2ios"
app_store_id: "1566704584"
category: "Music"
primary_platform: "ios"
primary_monetization: "Paid"
offline_capable: false
market_region: "US"
platforms: "iOS"
app_last_updated: "2026-06-03"
report_date: "2026-08-09"
last_verified: "2026-08-09T00:00:00.000Z"
report_version: "1.1.2"
total_reviews: 464
overall_rating: 4.7
sentiment: "Excited"
sentiment_score: 65
confidence: "medium"
confidence_score: 0.45
top_praise_theme: "Desktop-grade sound quality and modulation capabilities provide a professional-level synthesis experience on mobile devices"
top_complaint_theme: "Preset management and bank organization suffer from persistent UI glitches that cause data loss or confusion"
review_sample_size: 35
total_review_count: 35
analyzed_review_count: 35
data_age_days: 52
momentum_velocity: "maintenance"
intelligence_version: 3
tags: ["music", "paid", "excited sentiment", "mobile app", "app review", "app analysis", "music", "producers", "sound"]
canonical_url: "https://marlvel.ai/apps/synthmaster-2"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# SynthMaster 2 Intelligence Report

## TL;DR {#tldr}

- **Category**: Music · Paid
- **Signal**: Rating 4.75 · Sentiment Excited
- **Recent focus**: Preset management and bank organization suffer from persistent UI glitches that cause data loss or confusion (top complaint) · Desktop-grade sound quality and modulation capabilities provide a professional-level synthesis experience on mobile devices (top praise)

> **TL;DR:** SynthMaster 2 is a music app by KV331 Audio, rated 4.75/5 by 464 users, with Excited user sentiment (65/100), available on iOS.
>
> **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** SynthMaster 2 maintains Excited user sentiment (4.75/5 from 464 reviews), with users consistently praising desktop-grade sound quality and modulation capabilities provide a professional-level synthesis experience on mobile devices.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **Rating** | 4.75/5 (464 reviews) |
| **User Mood** | Excited |
| **Category** | Music |
| **Developer** | KV331 Audio |
| **Pricing** | Paid |
| **Platforms** | iOS |
| **Confidence** | Medium (0.45/1.0) |
| **Data Age** | 52d |

## Metadata & Market Performance
- **Publisher:** KV331 Audio
- **Category:** Music
- **Target Audience:** Music producers and sound designers using iPads for professional-grade synthesis and audio production.
- **Platforms:** iOS
- **Version Reviewed:** 1.1.2
- **Report Date:** 2026-08-09
- **Signal Count:** 35 reviews analyzed
- **Confidence:** Medium (0.45/1.0)
- **App Store ID (iOS):** 1566704584
- **Bundle ID:** com.kv331audio.synthmaster2ios
- **Performance Trend:** Mixed
- **Data Window:** Analysis based on signals collected up to 2026-08-09

<!-- section:executive-snapshot -->
## Executive Snapshot
**What it is:** SynthMaster 2 is a professional-grade software synthesizer for iPad, available as a standalone app or AUv3 plugin.
**Why users hire it:** Users hire SynthMaster 2 for desktop-quality sound design and modulation depth on a mobile device, replacing the need for complex studio hardware.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Differentiator] AUv3 Plugin Support:** Functions as a standalone synthesizer or as an AudioUnit plugin within iOS host applications.
- **[Differentiator] Multi-Mode Oscillator Engine:** Generates sound via Basic, Additive, Wavetable, and Vector modes with up to 8-voice unison.
- **[Differentiator] Visual Modulation Feedback:** Real-time UI updates showing modulation source and target changes during playback.
<!-- /section:features -->

<!-- section:market-position -->
## Market Position {#market-position}

SynthMaster 2 maintains a 4.74-star rating across 464 total ratings, positioning it as a high-intent tool in the Music category. The lack of major updates in the last 6 months suggests a maintenance-mode posture that risks losing ground to more active competitors.
<!-- /section:market-position -->

## Monetization Strategy
- **Model:** Paid
- **Tiers:** Base app at $4.99, Desktop Presets Upgrade IAP, All Expansions Bundle IAP
- **Price:** iOS: $4.99
- **Analysis:** Paid model anchored at $4.99 with IAP-based content expansion strategy for power users.

<!-- section:sentiment -->
## 🟢 User Sentiment (Medium Confidence: 35 of 35 reviews analyzed) {#user-sentiment}
- **Overall Rating:** 4.75/5
- **Platform Split:** iOS 4.7/5 (464 ratings)
- **Overall Sentiment:** Excited

### Top Praises
- **Desktop-grade sound quality and modulation capabilities provide a professional-level synthesis experience on mobile devices**
- **Extensive library of expansion packs and presets offers deep value for sound designers across many genres**

### Top Complaints (Impact Areas)

- **Preset management and bank organization suffer from persistent UI glitches that cause data loss or confusion**

<!-- /section:sentiment -->
<!-- section:swot -->
## SWOT Analysis {#swot}

**Core Strengths:**
- Desktop-grade sound engine provides a defensible barrier against casual synth apps
- Visual modulation feedback reduces the learning curve for complex sound design

**Growth Levers:**
- Desktop-version development would unlock cross-platform project migration for existing power users
- B2B partnerships with mobile audio host developers could resolve integration regressions


<!-- /section:swot -->
## Recent Changes (v2 → v3) {#recent-changes}

The report identifies a hardening of the app's professional niche while highlighting critical performance regressions on new hardware as a primary threat to retention.

**Overall trend**: Mixed
**Compared at**: 2026-08-09

### High-impact changes
- **[Added] Hardware performance threat** (swot)

### Medium-impact changes
- **[Shifted] Contrarian take on monetization** (positioning)

### Low-impact changes
- **[Improved] Rating update** (sentiment)

<!-- section:whats-new -->
## What's New

- **Latest (v1.1.2, 2 months ago):** Fixed file move logic, FX tab visibility, and MIDI preset search functionality.
<!-- /section:whats-new -->

<!-- section:momentum -->
## App Momentum (Maintenance) {#momentum}

- Ships bug fixes only.
- Last major update over 6 months ago.

> **Cadence:** 1 total versions · 0 majors in last 6 months · 66 days since last update

<!-- /section:momentum -->

<!-- section:so-what -->
## The "So What?" (Strategic Takeaway) {#so-what}

SynthMaster 2 is a market-leading music app that is a paid app.
With a 4.75/5 rating from 464 reviews, it delivers strong user satisfaction.

<!-- speakable-start -->
> **Bottom Line:** SynthMaster 2 secures its position through professional-grade synthesis mechanics, but persistent performance instability and integration bugs alienate the power users it targets, so the team must prioritize stability over new content to prevent churn.
<!-- speakable-end -->

**Best for:** Music producers and sound designers using iPads for professional-grade synthesis and audio production.

<!-- section:pm-actions -->
### PM Action Plan (Next Best Moves)

- [ ] [INVEST] Audit audio engine performance on latest iPad hardware because users report consistent crackling and crashes → stabilize professional production workflows.
<!-- /section:pm-actions -->

<!-- section:outlook -->
### Outlook: Mixed

The professional mobile audio market is consolidating around stable, host-integrated tools, leaving SynthMaster 2 exposed due to its recent performance regressions. Unless the team shifts from maintenance to stability-focused engineering, the app will lose its standing among power users who prioritize reliability over raw synthesis depth.

- 🔴 Performance instability on newer hardware causes audio dropouts, which forces professional users to abandon the app in their production setups.
- ⚪ Recent updates focused on file management and FX visibility, but the lack of new features signals a maintenance-mode posture.
<!-- /section:outlook -->

<!-- /section:so-what -->

<!-- section:metrics -->
## Key Metrics Summary

| Metric | Value |
| :--- | :--- |
| Overall Rating | 4.75/5 |
| Total Reviews | 464 |
| Sentiment | Excited (65/100) |
| Confidence | Medium |
| Pricing Model | Paid |
| Platforms | iOS |
| Key Features | 3 analyzed |
| Trend | Mixed |
| Outlook | Mixed |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **SynthMaster 2** (this app) | 4.75/5 | Excited | KV331 Audio |
| [BandLab – Music Maker & Beats](https://marlvel.ai/apps/bandlab-music-maker-beats) | 4.8/5 | Excited | BandLab Singapore Pte Ltd |
| [Suno - AI Songs, Music, Lyrics](https://marlvel.ai/apps/suno-ai-songs-music) | 4.0/5 | Mixed | Suno, Inc. |
| [ヨルシカ](https://marlvel.ai/apps/com-yorushika-sp) | 4.8/5 | N/A | Fanplus, Inc. |
| [あいみょん](https://marlvel.ai/apps/net-aimyong-sp) | 4.5/5 | N/A | Fanplus, Inc. |
| [イントリズム](https://marlvel.ai/apps/jp-rc-into-rhythm) | 3.5/5 | N/A | RedinC |

## Company Profile
- **Developer:** KV331 Audio

## Data Sources & Links
- **App Store:** [View on Apple Store](https://apps.apple.com/us/app/synthmaster-2/id1566704584?uo=4)
- **Sources:** App store metadata, User reviews.

## Related Intel Reports
- [*BandLab – Music Maker & Beats*](https://marlvel.ai/apps/bandlab-music-maker-beats) (BandLab Singapore Pte Ltd) · 4.8/5 Rating | Positive Sentiment
- [*Suno - AI Songs, Music, Lyrics*](https://marlvel.ai/apps/suno-ai-songs-music) (Suno, Inc.) · 4.0/5 Rating
- [*ヨルシカ*](https://marlvel.ai/apps/com-yorushika-sp) (Fanplus, Inc.) · 4.8/5 Rating
- [*あいみょん*](https://marlvel.ai/apps/net-aimyong-sp) (Fanplus, Inc.) · 4.5/5 Rating
- [*イントリズム*](https://marlvel.ai/apps/jp-rc-into-rhythm) (RedinC) · 3.5/5 Rating
- [*クリープハイプ*](https://marlvel.ai/apps/creephyp-sp-browsingapp) (Fanplus, Inc.) · N/A Rating
- [*マカロニえんぴつ*](https://marlvel.ai/apps/com-macaroniempitsu-fc) (Fanplus, Inc.) · 3.1/5 Rating
- [*100.1 Jack FM*](https://marlvel.ai/apps/100-1-jack-fm) (NRG Media) · 1.0/5 Rating
- [*100.1 WJRZ*](https://marlvel.ai/apps/100-1-wjrz) (Beasley Broadcast Group) · 4.8/5 Rating | Excellent Sentiment
- [*100.3 The Wolf*](https://marlvel.ai/apps/100-3-the-wolf) (SummitMedia, LLC) · 4.1/5 Rating

## Frequently Asked Questions {#faq}

### Is SynthMaster 2 good for professional music production?

SynthMaster 2 offers desktop-grade sound design and modulation tools, but users report performance instability and integration issues with host apps like AUM, which can hinder professional workflows.

### Does SynthMaster 2 work on all iPad models?

The app supports native resolutions for 9.7, 11, and 12.9-inch iPads, but users report performance issues and audio dropouts specifically on newer hardware models.

### Is there a desktop version of SynthMaster 2?

Currently, SynthMaster 2 is available on the iOS platform. Users have requested a desktop version to allow for project migration, but no such version is currently offered.

## Methodology {#methodology}

This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline:

1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps.
2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks.
3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes).
4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category.
5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights.

- **Confidence Score:** 0.45/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 35
- **Data Sources:** user reviews, App Store metadata
- **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform
- **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence.
- **Report Age:** 52 days since last refresh

---
© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/synthmaster-2)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.