Mugen Sound
Koichiro Kamada · Health & Fitness
Independent analytics for this App Store listing. AppTracker is not affiliated with Koichiro Kamada.
Chart standing · US
What changed · US
Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.
Jump back into the sounds you love with the new Playback History! 【Playback History】 Sounds you've played now appear at the top of your playlists, newest first. Tap to pick up right where you left off — perfect for when you want that same soundscape again. Not your thing? Turn it off anytime in Settings. 【Duplicate Playlists】 You can now duplicate any playlist from the "…" menu. Try a variation of a favorite mix, or turn your Playback History into a playlist of your own. 【Smoother Playback】 When a phone call or unplugging your headphones stops playback, the screen and time announcements now stay in sync. After a call ends, your sound resumes automatically. We've also set the default length for sounds added to a playlist to 30 minutes. Have ideas or feedback? Reach out anytime through Support in the app — we'd love to hear from you.
In-app purchases · US
What this app sells inside itself, grouped by kind and priced for this storefront.
Screenshots
About
■ What is Mugen Sound? Mugen Sound is the ultimate ambient sound app that enriches your life through the power of sound. Combining cutting-edge audio content with advanced playback technology. ■ Focus, Sleep, and Noise Masking—All with a Single Tap Mix natural sounds with color noise to create your perfect environment. Automate your routine with custom durations like "25 min focus + 5 min break." Seamless infinite loops that never break immersion. ■ Unique Features ▼ Mix Multiple Sounds Freely Ocean waves + pink noise, forest sounds + brown noise— Create your ideal soundscape with any combination you like. ▼ Set Individual Playback Duration for Each Sound "25 minutes of brown noise for focus, then 5 minutes of ocean waves to refresh." With playlist functionality, customize the duration for each sound. Perfect for Pomodoro Technique or bedtime routines—all automated. ▼ Uninterrupted Immersion Smooth, seamless infinite loops with no jarring transitions. Ambient sounds continue endlessly without interruption. ▼ Professional-Grade Binaural Recording Created in collaboration with okidesign, a sound design company. Recorded in locations across Japan—Hinuma in Ibaraki, Namie in Fukushima, Sakura in Chiba— these binaural recordings make you feel like you're actually there when listening with headphones. ▼ Visual Soundscapes That Soothe Beautiful visualizers (toggle on/off) respond to sound frequencies and move dynamically. Deep immersion through both sight and sound. ■ Rich Feature Set - Mix multiple sounds freely - Create playlists with custom durations - Curated natural sounds and color noise (6 types) - Fine-tune volume for each sound individually - Proprietary auto-balancing for consistent volume levels - Play simultaneously with other apps (layer music + ambient sounds) *Subject to other app specifications - Pomodoro timer with interval notifications - Sleep timer (auto-stop) - Offline playback support - No sign-up required ■ Perfect For 【Work & Study】 Automate 25-min focus + 5-min refresh (Pomodoro) 【Sleep】 Pink noise + rain sounds + 60-min timer for better sleep 【Noise Masking】 White noise softens ambient noise in cafes or libraries 【Meditation & Yoga】 Natural sounds for moments of calm 【Baby Sleep Aid】 Gentle sounds support peaceful sleep ■ Sound Library ▼ Natural Sounds Collaboration Collection Spring in Sakura, tea fields and streams of Sasama, Lake Toya, Lake Hinuma shoreline... Professional binaural recordings of Japan's authentic soundscapes More sounds coming soon ▼ Complete Color Noise Collection White noise, pink noise, brown noise, gray noise, violet noise, blue noise *Popular choices for focus and sleep ■ Refined Design Beautiful, intuitive interface that's easy to use. Carefully selected photos that capture the essence of each sound. A calming experience every time you use it. ■ Download Now Focus. Relaxation. Sleep. Everything you need, right in your hands. ■ Go Premium with Free Trial for Even More Freedom - Ad-free experience - Add your own sounds (WAV/MP3/AAC supported) *Compatible with audio files (DRM-free) in iCloud Drive or Files app Cancel anytime in Settings. Subscription auto-renews after free trial ends. Pricing available in-app. Terms of Use: https://516k.net/en/terms/
What's new · 1.31
Jump back into the sounds you love with the new Playback History! 【Playback History】 Sounds you've played now appear at the top of your playlists, newest first. Tap to pick up right where you left off — perfect for when you want that same soundscape again. Not your thing? Turn it off anytime in Settings. 【Duplicate Playlists】 You can now duplicate any playlist from the "…" menu. Try a variation of a favorite mix, or turn your Playback History into a playlist of your own. 【Smoother Playback】 When a phone call or unplugging your headphones stops playback, the screen and time announcements now stay in sync. After a call ends, your sound resumes automatically. We've also set the default length for sounds added to a playlist to 30 minutes. Have ideas or feedback? Reach out anytime through Support in the app — we'd love to hear from you.
Details