Nobutaka Yuasa
For mobile creators, musicians, and power users requiring granular control over audio files and media playback.
Reverse Audio
Snapshot
Who is Nobutaka Yuasa?
Providing specialized audio manipulation and media utility tools for mobile creators and power users.
Target audience
Portfolio
Free 8Last updated
Reverse Audio
v3.6.0
8mo ago
Publisher DNA
What defines Nobutaka Yuasa?
Publisher DNA
Primary focus
Mobile audio utilities and media processing tools
Scale
indie
Target audience
Mobile creators, musicians, and power users requiring granular control over audio files and media playback.
Signature Patterns
- •Focus on offline-first utility tools for audio and video processing
- •Heavy emphasis on granular technical features like 10-band equalizers and waveform editing
- •Monetization strategy favors free or freemium models with minimal user friction
- •Consistent use of native iOS frameworks for features like Picture-in-Picture and CoreML
Portfolio momentum
Highly active development cycle with 7 updates across 6 apps in the last 6 months and a recent major release 17 days ago.
Company profile
low confidence- Employees
- 1-10
Portfolio
What does Nobutaka Yuasa ship?
Apps
8 apps analysed
MP3 Cutter & Audio Editor — Ringtone Maker, Equalizer, Converter & Denoiser
Importing audio files from external applications via the share action simplifies the creative workflow
- Eight channel audio recording capability provides clear vocal quality for multi-track music production projects
- Significant audio latency between recorded tracks makes precise multi-track synchronization impossible for musical timing
Distributed across 4 markets, strongest in Americas.
Based on 4 of 8 apps with localized market data, more coverage rolling in as scans complete · last scanned .
Americas (2)
- United States4 / 4
- Brazil1 / 4
Europe (1)
- Portugal1 / 4
Asia-Pacific (1)
- Japan3 / 4
Core markets (4/4 apps)
User Sentiment
How do users feel about their apps?
2
Positive apps
2
Neutral / mixed
0
Negative apps
68/100
Avg sentiment score
Unlock the app dragging this portfolio down.
Access the full report for freeRivals
Who does Nobutaka Yuasa compete with?
The rivals identified
Nemeses(2)
Both apps target users needing AI-powered source separation for audio files, creating direct competition for the same mobile-first music production audience.
This app dominates the specific niche of lightweight, browser-based YouTube playback, commanding a massive user base that dwarfs the target app.
Contenders(13)
Both apps target iOS users requiring audio file manipulation, sharing core functionality in file import and basic editing tasks.
Both applications target the mobile audio editing market by offering free waveform manipulation and AI-powered vocal separation tools.
Both applications target the mobile audio editing market with overlapping core functionality, specifically waveform manipulation and vocal removal tools.
Both apps target iPhone users needing mobile audio manipulation, with overlapping free pricing models and core functionality centered on file import and editing.
Both apps target amateur audio creators on mobile, competing for the same user base through overlapping audio trimming and mixing functionality.
Both apps target the same mobile audio editing segment on iOS, specifically competing on source separation capabilities and free-to-use audio manipulation tools.
Rumble serves as a direct alternative for video consumption, focusing on a distinct content ecosystem that competes for the same user attention.
Users report: Both apps target users requiring mobile audio manipulation, with the rival capturing a broader segment through call recording and AI-driven features.
Both apps target mobile users needing audio manipulation, with overlapping functionality in basic file trimming and free pricing models.
Twitch captures the live-streaming segment of the video market, providing a high-engagement alternative for real-time content consumption.
Vimeo offers a professional-grade alternative for video playback and hosting, targeting a more creator-centric audience than the target app.
Both apps target mobile users needing audio editing and source separation, but SoundLab captures the professional segment with a 16-track engine while Audio Editor & Tool remains a simpler utility.
Both apps target the iOS audio utility market with free-to-use models, creating direct competition for users seeking mobile waveform manipulation and file processing.
Same space(21)
This app provides a privacy-focused alternative for audio conversion that operates entirely offline.
This app serves the same audio-manipulation audience by offering precise pitch and tempo control for practice rather than just reversal.
known for
Audio Converter: MP3, WAV, OGG
It provides a streamlined, dedicated workflow for users who primarily need format conversion and compression.
It provides a similar feature set for converting and trimming, with specific support for music library integration.
It targets the same audience by adding AI-driven voice transformation to standard audio extraction and trimming.
This app serves as an adjacent utility for users who need to transcode files before or after using the source app.
This app is a direct competitor in the conversion space, offering a wide array of supported formats.
GIPHY operates in the adjacent short-form visual media space, focusing on micro-content rather than long-form video playback.
This app targets power users by offering advanced post-processing features alongside standard conversion.
It focuses specifically on the source separation capability, targeting content creators who need isolated vocal tracks.
It serves as a lightweight, high-speed alternative for users who prioritize conversion efficiency over complex editing.
It offers similar trimming and format support, positioning itself as a dedicated tool for notification and alarm customization.
This app targets the same casual prankster demographic but focuses on one-tap recording and ringtone export instead of reversal.
This app directly addresses the same audio reversal niche by centering its functionality on social media challenges and vocal imitation.
TikTok Studio targets the creator side of the short-form video market, providing tools for content production rather than just consumption.
It overlaps with the source app's source separation feature while adding a karaoke-focused lyrics display.
This app complements the source app by focusing on the end-use case of creating custom ringtones from extracted audio.
This app competes for the same user base by providing video-to-audio extraction and post-processing tools like equalization and denoising.
This app acts as a comprehensive toolbox that combines extraction, editing, and vocal removal in one interface.
It targets the same mobile audience as a general-purpose audio editor, though it focuses more on mixing and sound effects.
This app provides a similar mobile editing experience but adds Apple Watch integration for remote recording.
New entrants(2)
An emerging competitor leveraging AI-driven video synthesis to capture users interested in automated content generation.
This app represents the shift toward generative AI, offering a disruptive approach to video creation that bypasses traditional playback models.
The Analyst's Read
The bottom line on Nobutaka Yuasa
Bottom line
Nobutaka Yuasa is a highly efficient indie developer with a proven track record in the music utility niche. Their ability to maintain high ratings across a decade-long portfolio suggests a strong focus on technical reliability and user-centric utility.
Frequently asked questions
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What fed this analysis
- Apps analyzed:
- 6
- With full intel:
- 0
- With overview:
- 6
- Website scraped:
- yes
- Social presence:
- no
