---
schema_type: "SoftwareApplication"
entity_type: "Mobile Application"
app_name: "Reverse Audio"
developer_entity: "Nobutaka Yuasa"
bundle_id: "dev.nobu_y.reverse_play"
category: "Music & Audio"
primary_platform: "android"
primary_monetization: "Free"
offline_capable: false
market_region: "US"
platforms: "Android"
app_last_updated: "2026-03-06"
report_date: "2026-08-12"
last_verified: "2026-08-12T00:00:00.000Z"
report_version: "1.0.0"
total_reviews: 0
sentiment: "Thrilled"
sentiment_score: 90
confidence: "medium"
confidence_score: 0.55
top_praise_theme: "The simple user interface allows for efficient file management without unnecessary bloat or complexity"
review_sample_size: 1
total_review_count: 1
analyzed_review_count: 1
data_age_days: 4
momentum_velocity: "maintenance"
intelligence_version: 3
tags: ["music & audio", "free", "thrilled sentiment", "mobile app", "app review", "app analysis", "users", "interested", "audio"]
canonical_url: "https://marlvel.ai/apps/reverse-audio-3"
license: "CC-BY-NC 4.0"
content_version: "v2"
---

# Reverse Audio Intelligence Report

## TL;DR {#tldr}

- **Category**: Music & Audio · Free
- **Signal**: Sentiment Thrilled
- **Recent focus**: The simple user interface allows for efficient file management without unnecessary bloat or complexity (top praise)

> **TL;DR:** Reverse Audio is a music & audio app by Nobutaka Yuasa, with Thrilled user sentiment (90/100), available on Android.
>
> **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence.

<!-- speakable-start -->
> **Key Insight:** Reverse Audio is a music & audio app by Nobutaka Yuasa.
<!-- speakable-end -->

## Quick Facts

| Fact | Value |
| :--- | :--- |
| **User Mood** | Thrilled |
| **Category** | Music & Audio |
| **Developer** | Nobutaka Yuasa |
| **Pricing** | Free |
| **Platforms** | Android |
| **Confidence** | Medium (0.55/1.0) |
| **Data Age** | 4d |

## Metadata & Market Performance
- **Publisher:** Nobutaka Yuasa
- **Category:** Music & Audio
- **Target Audience:** Users interested in audio experimentation, creative sound projects, and simple audio manipulation tools.
- **Platforms:** Android
- **Version Reviewed:** 1.0.0
- **Report Date:** 2026-08-12
- **Signal Count:** 1 review analyzed
- **Confidence:** Medium (0.55/1.0)
- **Google Play ID:** dev.nobu_y.reverse_play
- **Performance Trend:** Stable
- **Data Window:** Analysis based on signals collected up to 2026-08-12
- **Short Description:** Reverse play recorded sound

<!-- section:executive-snapshot -->
## Executive Snapshot
**What it is:** Reverse Audio is a utility for recording and reversing sound files on Android.
**Why users hire it:** Users hire this app for quick, low-stakes audio manipulation without the complexity of professional digital audio workstations.
<!-- /section:executive-snapshot -->

<!-- section:features -->
## App DNA (Features & Intent)
- **[Standard] Microphone Recording:** Captures audio directly for immediate playback and manipulation.
- **[Differentiator] Reverse Playback:** Plays recorded or imported audio in reverse for creative experimentation.
- **[Differentiator] Pitch Control:** Modifies audio pitch by half-tone increments within a range of -2 to +2 octaves.
<!-- /section:features -->

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

Reverse Audio holds a modest position in the Music & Audio category, currently ranking #89 in the JP Free chart. The lack of recent updates suggests a maintenance-focused strategy rather than aggressive growth.
<!-- /section:market-position -->

## Monetization Strategy
- **Model:** Free
- **Tiers:** Free with ads
- **Analysis:** The app operates as a free, ad-supported utility with no current in-app purchases or subscription tiers.

<!-- section:sentiment -->
## 🟢 User Sentiment (Medium Confidence: 1 of 1 review analyzed) {#user-sentiment}
- **Overall Sentiment:** Thrilled

### Top Praises
- **The simple user interface allows for efficient file management without unnecessary bloat or complexity**
- **Monetization is non-intrusive because users can choose to watch ads to remove banners temporarily**

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

**Core Strengths:**
- Clean interface allows for efficient file management without unnecessary bloat

**Growth Levers:**
- Integration of advanced export formats could attract professional creative users


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

The app remains in maintenance mode with no feature updates, but the intelligence report has been updated to better articulate the resulting competitive risks and technical capabilities.

**Overall trend**: Stable
**Compared at**: 2026-08-12

### Medium-impact changes
- **[Added] Expanded SWOT analysis** (swot)
- **[Shifted] Strategic outlook pivot** (positioning)

### Low-impact changes
- **[Added] FAQ documentation** (features)

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

- **Latest (v1.0.0, 5 months ago):** Initial app launch.
<!-- /section:whats-new -->

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

- Initial launch occurred 5 months ago.
- No feature updates since launch.

> **Cadence:** 1 total versions · 1 majors in last 6 months · 159 days since last update

<!-- /section:momentum -->

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

Reverse Audio is a music & audio app that is completely free.

<!-- speakable-start -->
> **Bottom Line:** Reverse Audio provides a clean, simple utility for audio manipulation, but its five-month development silence leaves it exposed to more active competitors, so the PM should prioritize a feature-refresh to prevent user churn.
<!-- speakable-end -->

**Best for:** Users interested in audio experimentation, creative sound projects, and simple audio manipulation tools.

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

- [ ] [INVEST] Ship a feature update to maintain relevance because the app has been in maintenance mode for 5 months -> increase retention.
<!-- /section:pm-actions -->

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

The audio utility market is consolidating around apps with frequent live-ops and feature updates. Reverse Audio remains in maintenance mode, which limits its ability to capture new users who prioritize active development and new creative capabilities.

- ⚪ Recent updates focused on stability, no feature expansion. The lack of development activity suggests the app is in maintenance mode, which increases the risk of churn as users migrate to more frequently updated audio tools.
<!-- /section:outlook -->

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

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

| Metric | Value |
| :--- | :--- |
| Total Reviews | 0 |
| Sentiment | Thrilled (90/100) |
| Confidence | Medium |
| Pricing Model | Free |
| Platforms | Android |
| Key Features | 3 analyzed |
| Trend | Stable |
| Outlook | Stable |
<!-- /section:metrics -->

## Competitor Comparison

| App | Rating | Sentiment | Developer |
| :--- | :--- | :--- | :--- |
| **Reverse Audio** (this app) | N/A/5 | Thrilled | Nobutaka Yuasa |
| [허밍업 - 노래, 음정, 발성](https://marlvel.ai/apps/com-hummingup-voice-android) | 4.5/5 | N/A | Humming LLC |
| [04 Limited Sazabys 公式アプリ](https://marlvel.ai/apps/com-fourlimitedsazabys-sp) | 4.1/5 | N/A | Fanplus, Inc. |
| [320 FM](https://marlvel.ai/apps/320-fm) | N/A/5 | N/A | iRadioService |
| [432 Radio: 432hz/528hz Radio](https://marlvel.ai/apps/com-appums-music_pitcher_radio) | N/A/5 | N/A | Appum Studios |
| [50 Easy Blues Guitar Licks for](https://marlvel.ai/apps/50-easy-blues-guitar-licks-for) | 4.2/5 | N/A | JamString |

## Company Profile
- **Developer:** Nobutaka Yuasa
- **Website:** [https://nobu-y.dev/reverse-audio/](https://nobu-y.dev/reverse-audio/)

## Data Sources & Links
- **Google Play:** [View on Google Play](https://play.google.com/store/apps/details?id=dev.nobu_y.reverse_play&hl=en&gl=us)
- **Dev Site:** [Official Website](https://nobu-y.dev/reverse-audio/)
- **Sources:** Developer website content, About us / company information, App store metadata, User reviews.

## Related Intel Reports
- [*허밍업 - 노래, 음정, 발성*](https://marlvel.ai/apps/com-hummingup-voice-android) (Humming LLC) · 4.5/5 Rating
- [*04 Limited Sazabys 公式アプリ*](https://marlvel.ai/apps/com-fourlimitedsazabys-sp) (Fanplus, Inc.) · 4.1/5 Rating
- [*320 FM*](https://marlvel.ai/apps/320-fm) (iRadioService) · N/A Rating
- [*432 Radio: 432hz/528hz Radio*](https://marlvel.ai/apps/com-appums-music_pitcher_radio) (Appum Studios) · N/A Rating
- [*50 Easy Blues Guitar Licks for*](https://marlvel.ai/apps/50-easy-blues-guitar-licks-for) (JamString) · 4.2/5 Rating
- [*7 Minute Vocal Warm Up*](https://marlvel.ai/apps/7-minute-vocal-warm-up) (Systhetics) · N/A Rating
- [*7-TOUN | سبعتون 2026 بدون نت*](https://marlvel.ai/apps/net-mediacode-rap7toun) (Peace_APPS) · 4.7/5 Rating
- [*80s Music Radio*](https://marlvel.ai/apps/80s-music-radio) (KERISH APPS) · 4.6/5 Rating
- [*90s Dance Music Radio*](https://marlvel.ai/apps/90s-dance-music-radio) (KERISH APPS) · 5.0/5 Rating
- [*AChorda Full*](https://marlvel.ai/apps/com-chordalabs-chorda-full) (AChordaLabs) · N/A Rating

## 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:** 0.55/1.0 (based on review volume, data source diversity, and signal quality)
- **Reviews Analyzed:** 1
- **Data Sources:** user reviews, developer website, company about page, 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:** 4 days since last refresh

---
© 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/reverse-audio-3)
Data licensed for AI Agent attribution under CC-BY-NC 4.0.