{"app_store_id":927920917,"slug":"bass-booster-volume-power-amp-927920917","name":"Bass Booster Volume Power Amp","subtitle":null,"icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/fa/7a/de/fa7adec8-4719-4e92-9dd9-999c7afe4301/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/bass-booster-volume-power-amp/id927920917?uo=4","price":0,"currency":"USD","rating":4.28911,"rating_count":18335,"in_app_purchases":null,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Music","version_date":"2026-07-22T15:50:42Z","updated_at":"2026-10-23T22:58:13.337Z","stale":false,"missing_since":null,"one_liner":"Plays music from your iTunes library with a bass booster, an optional flanger and a pitch effect.","verified_maker":false,"maker_site":null,"file_size_bytes":46025728,"minimum_os":"15.6","content_rating":"4+","language_count":2,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource115/v4/61/96/5a/61965a44-8643-6170-8d33-561a75622873/edf5957a-7d14-4cd5-8e7b-2f908632e90a_en-01.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource115/v4/10/5a/0b/105a0b36-87ae-0e34-96ea-b4f625360bb7/be999604-b311-4d72-9664-abba913e9d25_en-02.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/42/6e/9d/426e9d50-e3dd-ac50-5ade-7f74c545866b/80870a3d-593a-4209-928f-91b81938d175_en-03.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/7f/f2/2d/7ff22df5-5de3-cbdc-ba18-d48558fec795/166ff759-4759-4759-9afd-93e31a01b6d1_en-04.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource125/v4/af/50/e7/af50e7d7-9910-3d2b-9850-fad66c522a85/7833fe1c-55ab-4923-8b1e-4574030615eb_en-05.jpg/392x696bb.jpg"],"developer_name":"AppRover","editors_choice":null,"url":"https://apptierlist.com/apps/bass-booster-volume-power-amp-927920917/","api_url":"https://apptierlist.com/api/v1/apps/bass-booster-volume-power-amp-927920917","schema_version":"1.0","generated_at":"2026-10-24T10:02:53.898Z","data_as_of":"2026-10-24T09:57:12.860Z","description":"Bass Booster will amplify your bass at a maximum and provide you with a better sound quality wherever you are! Play your music from your iTunes library and adjust the sound to your headset or speakers just the way you want it! Click on the “speakers” icon to adjust the bass level. You immediately get a clearer and stronger bass sound.\n\nYou can customise your music listening experience even more thanks to two additional sound effects (in option):\n• a flanger to add colouring filters to your sound.\n• a pitch effect to play with your music and distort it.\n\nClick on the icon, control and enjoy! In order to have an optimized music listening experience, use headphones or external speakers.\n\nTester reviews:\n- “I was skeptical at first, but when I hit on the speakers, I really heard the difference. This bass amplifier rocks!\"\n- \"Wow, love it! I can finally amplify bass for real!\"\n- \"It's a must have for music lovers\"\n\nFEATURES\n- Play music directly from your library or from your Apple Music account (needs subscription)\n- a Bass Booster: click on the speakers icon to boost your bass volume at a maximum and enhance the quality of your sound\n- the Wave Flanger: Play with your music frequencies! Adjust the intensity of the filters as you like and enjoy a customized music listening experience\n- the Dooper Pitch: Add little fun to your music experience with Dooper! This effect will transform your sound completely speeding it up or slowing it down while modifying the tone of your track!\n- A very simple and intuitive interface for powerful sensations.\n- Media volume control\n- Can run in background\n\nThe Pro subscription allows you to access all audio effects, to exclusive tracks from our licensed catalog and to enjoy unlimited bass-booster effects.\n\nMUSIC SOURCES INFORMATION\nSome tracks cannot be played for copyright reasons. It is the case for DRM-Protected tracks from the Apple Music application or some older tracks purchased on the iTunes Store with DRM protection.\n\nPrivacy Policy & Terms of Service: http://bassboost.djitapps.com/static/cgu/bassbooster.html\n\nBass Booster - More Bass, More Sensations\n\nWARNING\nWe are not responsible for anything that might happen to your phone, your audio device or yourself! Do not listen at full sound volume or with bass boost for too long. This app can damage your devices or hearing. Use it wisely!\nThis software is provided by the copyright holders and contributors \"\"as is\"\" and any express or implied warranties, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose are disclaimed. In no event shall the copyright owner or contributors be liable for any direct, indirect, incidental, special, exemplary, or consequential damages arising in any way out of the use of this software, even if advised of the possibility of such damage.\nWhen downloading this app, you agree that we decline any responsibility as regards as the consequences arising of the use of this software.","facts":{"developer_id":1448355489,"developer_url":"https://www.approver-studio.com/bassbooster-tos","first_released":"2014-11-27T09:05:35Z","support_url":null,"privacy_url":null,"website_url":null,"app_version":"2.09.02","release_notes":"Bug fixes and app optimization \nEnjoy!","rating_current_version":4.28911,"rating_count_current_version":18335,"star_counts":null,"genres":["Music"],"languages":["EN","FR"],"content_advisories":null,"device_families":null,"made_for_iphone_duo":null,"chart":null},"freshness":{"apple_read_at":"2026-10-23T22:58:13.337Z","catalog_read_at":null,"reviews_checked_at":null,"summary_written_at":"2026-10-15T03:38:53.106Z","placed_at":"2026-10-14T16:36:19.787Z","scored_at":"2026-10-24T09:57:12.860Z"},"editorial":{"one_liner":"Plays music from your iTunes library with a bass booster, an optional flanger and a pitch effect.","what_is":"Bass Booster Volume Power Amp is a Music app that plays tracks from your iTunes library or your Apple Music account, where a subscription is needed. Its bass booster is activated with a speakers icon, and it offers optional Wave Flanger and Dooper Pitch effects. Some DRM-protected tracks cannot be played.","good_for":["Adding more bass to music from your iTunes library","Adjusting bass levels on headphones or external speakers","Trying flanger or pitch effects on your tracks"],"pricing":"Bass Booster Volume Power Amp is free to download on the App Store.","faq":[{"q":"Do I need headphones or speakers to use it?","a":"The description says to use headphones or external speakers for an optimized listening experience. It does not state any other hardware requirement."},{"q":"Which music can it play?","a":"It plays music from your library and from Apple Music, which needs a subscription. Some tracks cannot be played for copyright reasons, including DRM-protected Apple Music tracks and some older DRM-protected iTunes Store purchases."},{"q":"Are there safety warnings?","a":"Yes. The listing warns that the app can damage devices or hearing and advises against listening at full volume or with bass boost for long periods. The developer disclaims responsibility for consequences of use."}],"model":"claude-haiku-5-5","created_at":"2026-10-15T03:38:53.106Z"},"memberships":[{"list":"audio-enhancement","list_name":"audio enhancement","list_status":"active","list_url":"https://apptierlist.com/best/audio-enhancement/","position":4,"tier":"A","score":87.6,"components":{"rating":76.3,"votes":83.6,"rank":96,"recency":94.6},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-14T16:36:19.787Z"}],"main_list":"audio-enhancement","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":199369,"at":"2026-10-23T22:42:12.744Z","kind":"tier_changed","list":"audio-enhancement","app_store_id":927920917,"app":"bass-booster-volume-power-amp-927920917","from":"C","to":"A","reason":"score 63.7 to 87.7","job":"rescore"},{"id":92700,"at":"2026-10-15T04:35:53.183Z","kind":"tier_changed","list":"audio-enhancement","app_store_id":927920917,"app":"bass-booster-volume-power-amp-927920917","from":null,"to":"C","reason":"score 64","job":"rescore"},{"id":84271,"at":"2026-10-14T16:36:19.787Z","kind":"membership_added","list":"audio-enhancement","app_store_id":927920917,"app":"bass-booster-volume-power-amp-927920917","from":null,"to":"active","reason":"Core purpose is boosting bass and improving sound quality of music for headphones or speakers.","job":"shadow"},{"id":79317,"at":"2026-10-14T13:28:19.781Z","kind":"app_added","list":null,"app_store_id":927920917,"app":"bass-booster-volume-power-amp-927920917","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"audio-enhancement","list_name":"audio enhancement","status":"active","review_status":"checked","position":4,"tier":"A","score":87.6,"components":{"rating":76.3,"votes":83.6,"rank":96,"recency":94.6},"ranks":[{"country":"us","rank":3},{"country":"gb","rank":3},{"country":"ca","rank":2},{"country":"au","rank":3},{"country":"de","rank":14}],"verdicts":[{"verdict":"keep","reason":"Core purpose is boosting bass and improving sound quality of music for headphones or speakers.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-14T16:36:19.787Z","attempts":1,"current":true},{"verdict":"keep","reason":"approved from the list's side","verifier":"list check","decided_at":"2026-10-14T16:36:19.787Z","attempts":1,"current":true}]}]},"data_version":42710,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/apps/bass-booster-volume-power-amp-927920917/"}}