# PlaySound For Head/Earphone — Powerful sound effects > Corrects and enhances headphone/earphone audio with acoustic correction and equalization. (iPhone/iPad app by Kazuma Shiromoto.) - Source: https://appshunter.io/ios/app/playsound-for-headearphone/id1392775224 (this page in markdown: same URL + `.md`) - Developer: [Kazuma Shiromoto](https://appshunter.io/developer/1329106278) - Category: Music, Entertainment - Price: Free - Rating: 2.60/5 from 9 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 12.1 · 15 MB - Languages: American English - Released: 2018-07-06 - Data updated: 2026-06-01 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/playsound-for-headearphone/id1392775224/reviews.md ## What is PlaySound For Head/Earphone? This App is able to correction audio sound for your headphone / earphone. If you will use low quality headphone / earphone, The effect will be tremendous. Measurement time is only 5 minutes. After measurement, A well-balanced sound is waiting for you. Please enjoy audio life with this app. Below is audio effect by this app [AcousticCorrection] App give effect of acoustic correction for earphone/headphone by measurement result AcousticCorrection and Equalizer,PresetEQ are exclusive processing. [Equalizer] The equalizer is designed by iir filter 10band Filter gain is negative only As a result, low distortion sound quality is realized [PresetEQ] PresetEQ is special equalizer by audio engineer.Realize stable sound using FIR filter. [Virtual Studio] App simulate studio environment [Surround] App give effect of surrounded by sound Surround and Virtual Live are\nexclusive processing ※If your ipnone is not iphoneX / iphone8 or high spec,Sound skiping/No Sound are occurred (It is not evaluated by other iphone) ## Key features - Acoustic correction for headphones/earphones - 10-band equalizer with negative gain - Preset EQ by audio engineers - Virtual studio environment simulation - Surround sound effect ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/playsound-for-headearphone/id1392775224/reviews.md ### 5/5 — Great app *2026-01-17* This is a good app I use it all the time I do wish that I can pay to get rid of the ads ### 5/5 — 3D凄い高音質 *2024-03-10, version 1.0.5* 凄く気に入ってます 私もずっと使い続けたいので残して欲しいです ### 1/5 — 曲が選べない *2023-09-03, version 1.0.5* 一定の曲から全くプレイリストが選べなくなり、随分長いことこのままです。 かなり重宝していただけに残念です。 ### 5/5 — ずっと消さないでほしいです！ *2022-04-07, version 1.0.5* すごくこのアプリが気にっています3D音質が凄くいいです ### 1/5 — 落ちまくる *2021-04-21, version 1.0.5* アップデート希望 ### 4/5 — 3D再生アプリを探していた *2020-11-16, version 1.0.5* 初めの設定で最適化されるようです。聞いた感じは期待以上の立体感を感じました。イコライザーはプリセットではない設定で使っていますが充分満足出来ます。EQは少し分かりづらいかも。 14.2iOSアプデからか、プレイリストを開こうとすると落ちたり、急に落ちる現象が出ました。けどいつの間にか直った。 ## Frequently asked questions about PlaySound For Head/Earphone ### What is PlaySound For Head/Earphone? PlaySound For Head/Earphone is an application designed to correct and enhance the audio output for your headphones and earphones. It aims to provide a more balanced and immersive sound experience by applying various audio processing techniques. ### How does PlaySound For Head/Earphone improve sound quality? It uses acoustic correction based on measurements, a 10-band equalizer with low distortion, and preset EQs created by audio engineers. It can also simulate a virtual studio environment and add surround sound effects. ### Does PlaySound For Head/Earphone have ads? No, PlaySound For Head/Earphone does not contain advertisements. It is a completely ad-free application, allowing for an uninterrupted listening experience. ### What are the system requirements for PlaySound For Head/Earphone? The application is designed for iPhone and iPod devices. It is recommended to have an iPhone X, iPhone 8, or a higher specification device to avoid potential sound skipping or no sound issues. ### How long does the measurement process take? The measurement process to calibrate the audio for your headphones or earphones takes approximately 5 minutes. After this, the app applies the optimized sound settings. ### What is the age rating for PlaySound For Head/Earphone? PlaySound For Head/Earphone has an age rating of 4+. This indicates it is suitable for users of all ages, with no content restrictions. ### When was PlaySound For Head/Earphone last updated? The latest version of PlaySound For Head/Earphone was released on November 29, 2018. The initial release date for the application was July 6, 2018. ### What is the user rating for PlaySound For Head/Earphone? PlaySound For Head/Earphone has an average rating of 2.6 stars based on 9 user ratings. This suggests a mixed reception from its user base. ## Version history (last 5 releases) ### 1.0.5 — 2018-11-29 Fixed a bug that the order of songs became strange under certain conditions. ### 1.0.4 — 2018-11-25 The PresetEQ function was implemented. The characteristics carefully selected by the audio engineer are realized by the FIR filter, and the sound quality is stable as compared with the normal equalizer using the IIR filter. ### 1.0.3 — 2018-10-16 update app information in app store. ### 1.0.2 — 2018-10-01 Implement equalizer ### 1.0.1 — 2018-09-18 Reduction in computation amount. Stability improvement. Update layout of display. ## Apps similar to PlaySound For Head/Earphone | App | Rating | Price | Category | | --- | --- | --- | --- | | [Equalizer Fx: Bass Booster App](https://appshunter.io/ios/app/equalizer-fx-bass-booster-app/id1084228340) | 4.2 (27,583) | Free | Music | | [Volume Booster for Spotify](https://appshunter.io/ios/app/volume-booster-for-spotify/id6472634155) | 4.2 (90) | Free | Music | | [Bass Booster - Audio Equalizer](https://appshunter.io/ios/app/bass-booster-audio-equalizer/id1471431235) | 4.2 (272) | Free | Music | | [Volume Bass Booster-Equalizer+](https://appshunter.io/ios/app/volume-bass-booster-equalizer-plus/id1559849038) | 4.5 (701) | Free | Music | | [Bass Booster & Music EQ: BASSY](https://appshunter.io/ios/app/bass-booster-and-music-eq-bassy/id6444477459) | 4.7 (553) | Free | Music | | [SOUND CONNECT - VOLUME BOOSTER](https://appshunter.io/ios/app/sound-connect-volume-booster/id904615010) | 4.0 (82) | Free | Music | ## More apps by Kazuma Shiromoto - [SignalGeneratorApp](https://appshunter.io/ios/app/signalgeneratorapp/id1329106279) - [AudioAnalyzerApp](https://appshunter.io/ios/app/audioanalyzerapp/id1434780912) All apps by Kazuma Shiromoto: https://appshunter.io/developer/1329106278 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*