{"app_store_id":1579669513,"slug":"equalizer-bass-booster-fx-1579669513","name":"Equalizer & Bass Booster FX","subtitle":null,"icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/b0/a9/4d/b0a94ddd-ee32-94fd-95a7-261a7476e65b/AppIcon_Original-0-0-1x_U007ephone-0-1-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/equalizer-bass-booster-fx/id1579669513?uo=4","price":0,"currency":"USD","rating":4.58289,"rating_count":3215,"in_app_purchases":null,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Music","version_date":"2026-06-11T19:20:57Z","updated_at":"2026-10-21T13:49:14.183Z","stale":false,"missing_since":null,"one_liner":"Equalizer and volume booster that raises sound volume up to 10 times and adjusts bass and treble.","verified_maker":false,"maker_site":null,"file_size_bytes":128993280,"minimum_os":"17.6","content_rating":"4+","language_count":11,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/4a/30/b3/4a30b32b-71d5-082c-2fc8-207780f9bef0/2d9c233f-a032-4715-ba9a-117455799df6_8Plus_1.png/406x228bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/08/d6/d5/08d6d571-9bd9-d5e0-2779-29bf28e13cbb/7bfd9758-af96-4edd-9488-f933fd4e9f91_8Plus_1__U00281_U0029.png/406x228bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/36/91/de/3691de9b-9a42-e6cb-82c6-8a85081f9229/7cdc2a04-34de-481a-9447-751976e994a0_8Plus_1__U00282_U0029.png/406x228bb.png"],"developer_name":"VDR APP DEVELOPMENT S.R.L.-D.","editors_choice":null,"url":"https://apptierlist.com/apps/equalizer-bass-booster-fx-1579669513/","api_url":"https://apptierlist.com/api/v1/apps/equalizer-bass-booster-fx-1579669513","schema_version":"1.0","generated_at":"2026-10-21T20:33:21.975Z","data_as_of":"2026-10-21T18:48:13.528Z","description":"Equalizer and volume booster app.\nWith this app, you can boost your sound volume up to 10 times,  adjust bass and treble, and use it as equalizer.\nApp includes additional features with subscription:\n- Activated turn on button in equalizer mixer.\n- Boost volume up to 1000%.\n\nTerms of Use link: http://vdr-appdevelopment.tilda.ws/termsofuse\nPrivacy Policy link: http://vdr-appdevelopment.tilda.ws/privacypolicy","facts":{"developer_id":1579669515,"developer_url":null,"first_released":"2021-08-11T07:00:00Z","support_url":null,"privacy_url":null,"website_url":null,"app_version":"2.2.5","release_notes":"UI/UX enhancements and system optimizations","rating_current_version":4.58289,"rating_count_current_version":3215,"star_counts":null,"genres":["Music","Entertainment"],"languages":["EN","FR","DE","ID","IT","JA","KO","PT","RU","ZH","ES"],"content_advisories":null,"device_families":null,"chart":null},"freshness":{"apple_read_at":"2026-10-21T13:49:14.183Z","catalog_read_at":null,"reviews_checked_at":null,"summary_written_at":"2026-10-20T13:23:11.535Z","placed_at":"2026-10-19T01:54:11.546Z","scored_at":"2026-10-21T18:48:13.528Z"},"editorial":{"one_liner":"Equalizer and volume booster that raises sound volume up to 10 times and adjusts bass and treble.","what_is":"Equalizer & Bass Booster FX is a Music app that boosts sound volume up to 10 times and lets users adjust bass and treble. It can also be used as an equalizer. Additional features are available with a subscription, including an activated turn on button in the equalizer mixer and volume boost up to 1000%.","good_for":["Raising the volume of quiet audio","Adjusting bass and treble levels","Using a basic equalizer to tune sound"],"pricing":"Equalizer & Bass Booster FX is free to download on the App Store.","faq":[{"q":"Is the app free to install?","a":"Yes, it is free to download. Additional features require a subscription, and the subscription price is not stated on the App Store."},{"q":"What do the subscription features add?","a":"The subscription adds an activated turn on button in the equalizer mixer and lets you boost volume up to 1000%."},{"q":"Where are the terms of use and privacy policy?","a":"The listing links to a Terms of Use page at vdr-appdevelopment.tilda.ws/termsofuse and a Privacy Policy page at vdr-appdevelopment.tilda.ws/privacypolicy."}],"model":"claude-haiku-5-5","created_at":"2026-10-20T13:23:11.535Z"},"memberships":[{"list":"sound-amplification","list_name":"sound amplification","list_status":"draft","list_url":null,"position":null,"tier":null,"score":63.8,"components":{"rating":91.3,"votes":75.6,"rank":0,"recency":88.3},"status":"active","review_status":"checked","list_ranking_status":"under_review","confidence":"provisional","judged_at":"2026-10-19T01:54:11.546Z"},{"list":"audio-equalizer","list_name":"audio equalizer","list_status":"active","list_url":"https://apptierlist.com/best/audio-equalizer/","position":4,"tier":"A","score":88.5,"components":{"rating":91.3,"votes":75.6,"rank":98.6,"recency":88.4},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-19T01:54:11.546Z"},{"list":"audio-enhancement","list_name":"audio enhancement","list_status":"draft","list_url":null,"position":null,"tier":null,"score":63.8,"components":{"rating":91.3,"votes":75.6,"rank":0,"recency":88.4},"status":"active","review_status":"checked","list_ranking_status":"under_review","confidence":"provisional","judged_at":"2026-10-19T01:54:11.546Z"}],"main_list":"audio-equalizer","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":185769,"at":"2026-10-20T13:22:11.729Z","kind":"tier_changed","list":"audio-equalizer","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":"D","to":"A","reason":"score 63.8 to 88.5","job":"rescore"},{"id":165984,"at":"2026-10-19T02:16:11.593Z","kind":"tier_changed","list":"audio-equalizer","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":null,"to":"D","reason":"score 63.9","job":"rescore"},{"id":165877,"at":"2026-10-19T02:00:12.044Z","kind":"tier_changed","list":"audio-enhancement","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":null,"to":"C","reason":"score 63.9","job":"rescore"},{"id":165664,"at":"2026-10-19T01:54:11.546Z","kind":"membership_added","list":"sound-amplification","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":null,"to":"active","reason":"Volume booster is a core feature, boosting sound volume up to 1000% to make the phone louder.","job":"shadow"},{"id":165663,"at":"2026-10-19T01:54:11.546Z","kind":"membership_added","list":"audio-equalizer","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":null,"to":"active","reason":"Listing says it can be used as an equalizer, with an equalizer mixer and bass/treble adjustment.","job":"shadow"},{"id":165662,"at":"2026-10-19T01:54:11.546Z","kind":"membership_added","list":"audio-enhancement","app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","from":null,"to":"active","reason":"Marketed as an equalizer and bass booster with volume boost up to 10x and treble/bass adjustment to improve sound.","job":"shadow"},{"id":159324,"at":"2026-10-18T07:27:11.699Z","kind":"app_added","list":null,"app_store_id":1579669513,"app":"equalizer-bass-booster-fx-1579669513","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":"sound-amplification","list_name":"sound amplification","status":"active","review_status":"checked","position":null,"tier":null,"score":63.8,"components":{"rating":91.3,"votes":75.6,"rank":0,"recency":88.3},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Volume booster is a core feature, boosting sound volume up to 1000% to make the phone louder.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true},{"verdict":"keep","reason":"Boosting the phone's volume up to 1000% is a core feature, like the Volume Booster apps already in this list.","verifier":"list check","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true}]},{"list":"audio-equalizer","list_name":"audio equalizer","status":"active","review_status":"checked","position":4,"tier":"A","score":88.5,"components":{"rating":91.3,"votes":75.6,"rank":98.6,"recency":88.4},"ranks":[{"country":"us","rank":2},{"country":"gb","rank":2},{"country":"ca","rank":1},{"country":"au","rank":1},{"country":"de","rank":6}],"verdicts":[{"verdict":"keep","reason":"Listing says it can be used as an equalizer, with an equalizer mixer and bass/treble adjustment.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true},{"verdict":"keep","reason":"It includes an equalizer mixer for adjusting bass and treble, so it is more than a bare boost button.","verifier":"list check","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true}]},{"list":"audio-enhancement","list_name":"audio enhancement","status":"active","review_status":"checked","position":null,"tier":null,"score":63.8,"components":{"rating":91.3,"votes":75.6,"rank":0,"recency":88.4},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Marketed as an equalizer and bass booster with volume boost up to 10x and treble/bass adjustment to improve sound.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true},{"verdict":"keep","reason":"The app's whole purpose is making phone audio sound better, with bass boost, treble control and volume boosting.","verifier":"list check","decided_at":"2026-10-19T01:54:11.546Z","attempts":1,"current":true}]}]},"data_version":40258,"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/equalizer-bass-booster-fx-1579669513/"}}